Merge "Revert "Relaunch activity resumed if it got resumed before relaunching.""
diff --git a/api/current.txt b/api/current.txt
index b7f63bc..da45517 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -13375,6 +13375,7 @@
     field public static final java.lang.String STRING_TYPE_MAGNETIC_FIELD = "android.sensor.magnetic_field";
     field public static final java.lang.String STRING_TYPE_MAGNETIC_FIELD_UNCALIBRATED = "android.sensor.magnetic_field_uncalibrated";
     field public static final deprecated java.lang.String STRING_TYPE_ORIENTATION = "android.sensor.orientation";
+    field public static final java.lang.String STRING_TYPE_POSE_6DOF = "android.sensor.pose_6dof";
     field public static final java.lang.String STRING_TYPE_PRESSURE = "android.sensor.pressure";
     field public static final java.lang.String STRING_TYPE_PROXIMITY = "android.sensor.proximity";
     field public static final java.lang.String STRING_TYPE_RELATIVE_HUMIDITY = "android.sensor.relative_humidity";
@@ -13397,6 +13398,7 @@
     field public static final int TYPE_MAGNETIC_FIELD = 2; // 0x2
     field public static final int TYPE_MAGNETIC_FIELD_UNCALIBRATED = 14; // 0xe
     field public static final deprecated int TYPE_ORIENTATION = 3; // 0x3
+    field public static final int TYPE_POSE_6DOF = 28; // 0x1c
     field public static final int TYPE_PRESSURE = 6; // 0x6
     field public static final int TYPE_PROXIMITY = 8; // 0x8
     field public static final int TYPE_RELATIVE_HUMIDITY = 12; // 0xc
@@ -22214,6 +22216,7 @@
     method public static final android.net.Uri buildProgramsUriForChannel(android.net.Uri);
     method public static final android.net.Uri buildProgramsUriForChannel(long, long, long);
     method public static final android.net.Uri buildProgramsUriForChannel(android.net.Uri, long, long);
+    method public static final android.net.Uri buildRecordedProgramUri(long);
     field public static final java.lang.String AUTHORITY = "android.media.tv";
   }
 
@@ -22350,13 +22353,49 @@
     field public static final java.lang.String TRAVEL = "TRAVEL";
   }
 
+  public static final class TvContract.RecordedPrograms implements android.media.tv.TvContract.BaseTvColumns {
+    field public static final java.lang.String COLUMN_AUDIO_LANGUAGE = "audio_language";
+    field public static final java.lang.String COLUMN_BROADCAST_GENRE = "broadcast_genre";
+    field public static final java.lang.String COLUMN_CANONICAL_GENRE = "canonical_genre";
+    field public static final java.lang.String COLUMN_CHANNEL_ID = "channel_id";
+    field public static final java.lang.String COLUMN_CONTENT_RATING = "content_rating";
+    field public static final java.lang.String COLUMN_END_TIME_UTC_MILLIS = "end_time_utc_millis";
+    field public static final java.lang.String COLUMN_EPISODE_NUMBER = "episode_number";
+    field public static final java.lang.String COLUMN_EPISODE_TITLE = "episode_title";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_DATA = "internal_provider_data";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_FLAG1 = "internal_provider_flag1";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_FLAG2 = "internal_provider_flag2";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_FLAG3 = "internal_provider_flag3";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_FLAG4 = "internal_provider_flag4";
+    field public static final java.lang.String COLUMN_LONG_DESCRIPTION = "long_description";
+    field public static final java.lang.String COLUMN_POSTER_ART_URI = "poster_art_uri";
+    field public static final java.lang.String COLUMN_RECORDING_DATA_BYTES = "recording_data_bytes";
+    field public static final java.lang.String COLUMN_RECORDING_DATA_URI = "recording_data_uri";
+    field public static final java.lang.String COLUMN_RECORDING_DURATION_MILLIS = "recording_duration_millis";
+    field public static final java.lang.String COLUMN_RECORDING_EXPIRE_TIME_UTC_MILLIS = "recording_expire_time_utc_millis";
+    field public static final java.lang.String COLUMN_SEARCHABLE = "searchable";
+    field public static final java.lang.String COLUMN_SEASON_NUMBER = "season_number";
+    field public static final java.lang.String COLUMN_SHORT_DESCRIPTION = "short_description";
+    field public static final java.lang.String COLUMN_START_TIME_UTC_MILLIS = "start_time_utc_millis";
+    field public static final java.lang.String COLUMN_THUMBNAIL_URI = "thumbnail_uri";
+    field public static final java.lang.String COLUMN_TITLE = "title";
+    field public static final java.lang.String COLUMN_VERSION_NUMBER = "version_number";
+    field public static final java.lang.String COLUMN_VIDEO_HEIGHT = "video_height";
+    field public static final java.lang.String COLUMN_VIDEO_WIDTH = "video_width";
+    field public static final java.lang.String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/recorded_program";
+    field public static final java.lang.String CONTENT_TYPE = "vnd.android.cursor.dir/recorded_program";
+    field public static final android.net.Uri CONTENT_URI;
+  }
+
   public final class TvInputInfo implements android.os.Parcelable {
+    method public boolean canRecord();
     method public android.content.Intent createSettingsIntent();
     method public android.content.Intent createSetupIntent();
     method public int describeContents();
     method public java.lang.String getId();
     method public java.lang.String getParentId();
     method public android.content.pm.ServiceInfo getServiceInfo();
+    method public int getTunerCount();
     method public int getType();
     method public boolean isPassthroughInput();
     method public android.graphics.drawable.Drawable loadIcon(android.content.Context);
@@ -22391,6 +22430,10 @@
     field public static final int INPUT_STATE_CONNECTED_STANDBY = 1; // 0x1
     field public static final int INPUT_STATE_DISCONNECTED = 2; // 0x2
     field public static final java.lang.String META_DATA_CONTENT_RATING_SYSTEMS = "android.media.tv.metadata.CONTENT_RATING_SYSTEMS";
+    field public static final int RECORDING_ERROR_CONNECTION_FAILED = 1; // 0x1
+    field public static final int RECORDING_ERROR_INSUFFICIENT_SPACE = 2; // 0x2
+    field public static final int RECORDING_ERROR_RESOURCE_BUSY = 3; // 0x3
+    field public static final int RECORDING_ERROR_UNKNOWN = 0; // 0x0
     field public static final long TIME_SHIFT_INVALID_TIME = -9223372036854775808L; // 0x8000000000000000L
     field public static final int TIME_SHIFT_STATUS_AVAILABLE = 3; // 0x3
     field public static final int TIME_SHIFT_STATUS_UNAVAILABLE = 2; // 0x2
@@ -22408,12 +22451,15 @@
     method public void onInputAdded(java.lang.String);
     method public void onInputRemoved(java.lang.String);
     method public void onInputStateChanged(java.lang.String, int);
+    method public void onTvInputInfoChanged(java.lang.String, android.media.tv.TvInputInfo);
   }
 
   public abstract class TvInputService extends android.app.Service {
     ctor public TvInputService();
     method public final android.os.IBinder onBind(android.content.Intent);
+    method public android.media.tv.TvInputService.RecordingSession onCreateRecordingSession(java.lang.String);
     method public abstract android.media.tv.TvInputService.Session onCreateSession(java.lang.String);
+    method public final void setTvInputInfo(java.lang.String, android.media.tv.TvInputInfo);
     field public static final java.lang.String SERVICE_INTERFACE = "android.media.tv.TvInputService";
     field public static final java.lang.String SERVICE_META_DATA = "android.media.tv.input";
   }
@@ -22426,6 +22472,18 @@
     method public final boolean onSetSurface(android.view.Surface);
   }
 
+  public static abstract class TvInputService.RecordingSession {
+    ctor public TvInputService.RecordingSession(android.content.Context);
+    method public void notifyConnected();
+    method public void notifyError(int);
+    method public void notifyRecordingStarted();
+    method public void notifyRecordingStopped(android.net.Uri);
+    method public abstract void onConnect(android.net.Uri);
+    method public abstract void onDisconnect();
+    method public abstract void onStartRecording();
+    method public abstract void onStopRecording();
+  }
+
   public static abstract class TvInputService.Session implements android.view.KeyEvent.Callback {
     ctor public TvInputService.Session(android.content.Context);
     method public void layoutSurface(int, int, int, int);
@@ -22453,6 +22511,7 @@
     method public long onTimeShiftGetCurrentPosition();
     method public long onTimeShiftGetStartPosition();
     method public void onTimeShiftPause();
+    method public void onTimeShiftPlay(android.net.Uri);
     method public void onTimeShiftResume();
     method public void onTimeShiftSeekTo(long);
     method public void onTimeShiftSetPlaybackParams(android.media.PlaybackParams);
@@ -22463,6 +22522,23 @@
     method public void setOverlayViewEnabled(boolean);
   }
 
+  public class TvRecordingClient {
+    ctor public TvRecordingClient(android.content.Context, java.lang.String, android.media.tv.TvRecordingClient.RecordingCallback, android.os.Handler);
+    method public void connect(java.lang.String, android.net.Uri);
+    method public void disconnect();
+    method public void startRecording();
+    method public void stopRecording();
+  }
+
+  public class TvRecordingClient.RecordingCallback {
+    ctor public TvRecordingClient.RecordingCallback();
+    method public void onConnected();
+    method public void onDisconnected();
+    method public void onError(int);
+    method public void onRecordingStarted();
+    method public void onRecordingStopped(android.net.Uri);
+  }
+
   public final class TvTrackInfo implements android.os.Parcelable {
     method public int describeContents();
     method public final int getAudioChannelCount();
@@ -22514,6 +22590,7 @@
     method public void setStreamVolume(float);
     method public void setTimeShiftPositionCallback(android.media.tv.TvView.TimeShiftPositionCallback);
     method public void timeShiftPause();
+    method public void timeShiftPlay(java.lang.String, android.net.Uri);
     method public void timeShiftResume();
     method public void timeShiftSeekTo(long);
     method public void timeShiftSetPlaybackParams(android.media.PlaybackParams);
@@ -31021,6 +31098,7 @@
     method public static android.net.Uri buildRootsUri(java.lang.String);
     method public static android.net.Uri buildSearchDocumentsUri(java.lang.String, java.lang.String, java.lang.String);
     method public static android.net.Uri buildTreeDocumentUri(java.lang.String, java.lang.String);
+    method public static android.net.Uri copyDocument(android.content.ContentResolver, android.net.Uri, android.net.Uri);
     method public static android.net.Uri createDocument(android.content.ContentResolver, android.net.Uri, java.lang.String, java.lang.String);
     method public static boolean deleteDocument(android.content.ContentResolver, android.net.Uri);
     method public static java.lang.String getDocumentId(android.net.Uri);
@@ -31029,6 +31107,7 @@
     method public static java.lang.String getSearchDocumentsQuery(android.net.Uri);
     method public static java.lang.String getTreeDocumentId(android.net.Uri);
     method public static boolean isDocumentUri(android.content.Context, android.net.Uri);
+    method public static android.net.Uri moveDocument(android.content.ContentResolver, android.net.Uri, android.net.Uri, android.net.Uri);
     method public static android.net.Uri renameDocument(android.content.ContentResolver, android.net.Uri, java.lang.String);
     field public static final java.lang.String EXTRA_ERROR = "error";
     field public static final java.lang.String EXTRA_EXCLUDE_SELF = "android.provider.extra.EXCLUDE_SELF";
@@ -32855,6 +32934,7 @@
     method public void getVarV(int, android.renderscript.FieldPacker);
     method protected void invoke(int);
     method protected void invoke(int, android.renderscript.FieldPacker);
+    method protected void reduce(int, android.renderscript.Allocation[], android.renderscript.Allocation, android.renderscript.Script.LaunchOptions);
     method public void setTimeZone(java.lang.String);
     method public void setVar(int, float);
     method public void setVar(int, double);
diff --git a/api/system-current.txt b/api/system-current.txt
index 55f08c8..302ebe1 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -13772,6 +13772,7 @@
     field public static final java.lang.String STRING_TYPE_MAGNETIC_FIELD = "android.sensor.magnetic_field";
     field public static final java.lang.String STRING_TYPE_MAGNETIC_FIELD_UNCALIBRATED = "android.sensor.magnetic_field_uncalibrated";
     field public static final deprecated java.lang.String STRING_TYPE_ORIENTATION = "android.sensor.orientation";
+    field public static final java.lang.String STRING_TYPE_POSE_6DOF = "android.sensor.pose_6dof";
     field public static final java.lang.String STRING_TYPE_PRESSURE = "android.sensor.pressure";
     field public static final java.lang.String STRING_TYPE_PROXIMITY = "android.sensor.proximity";
     field public static final java.lang.String STRING_TYPE_RELATIVE_HUMIDITY = "android.sensor.relative_humidity";
@@ -13795,6 +13796,7 @@
     field public static final int TYPE_MAGNETIC_FIELD = 2; // 0x2
     field public static final int TYPE_MAGNETIC_FIELD_UNCALIBRATED = 14; // 0xe
     field public static final deprecated int TYPE_ORIENTATION = 3; // 0x3
+    field public static final int TYPE_POSE_6DOF = 28; // 0x1c
     field public static final int TYPE_PRESSURE = 6; // 0x6
     field public static final int TYPE_PROXIMITY = 8; // 0x8
     field public static final int TYPE_RELATIVE_HUMIDITY = 12; // 0xc
@@ -23641,6 +23643,7 @@
     method public static final android.net.Uri buildProgramsUriForChannel(android.net.Uri);
     method public static final android.net.Uri buildProgramsUriForChannel(long, long, long);
     method public static final android.net.Uri buildProgramsUriForChannel(android.net.Uri, long, long);
+    method public static final android.net.Uri buildRecordedProgramUri(long);
     method public static final boolean isChannelUriForPassthroughInput(android.net.Uri);
     field public static final java.lang.String AUTHORITY = "android.media.tv";
   }
@@ -23781,6 +23784,40 @@
     field public static final java.lang.String TRAVEL = "TRAVEL";
   }
 
+  public static final class TvContract.RecordedPrograms implements android.media.tv.TvContract.BaseTvColumns {
+    field public static final java.lang.String COLUMN_AUDIO_LANGUAGE = "audio_language";
+    field public static final java.lang.String COLUMN_BROADCAST_GENRE = "broadcast_genre";
+    field public static final java.lang.String COLUMN_CANONICAL_GENRE = "canonical_genre";
+    field public static final java.lang.String COLUMN_CHANNEL_ID = "channel_id";
+    field public static final java.lang.String COLUMN_CONTENT_RATING = "content_rating";
+    field public static final java.lang.String COLUMN_END_TIME_UTC_MILLIS = "end_time_utc_millis";
+    field public static final java.lang.String COLUMN_EPISODE_NUMBER = "episode_number";
+    field public static final java.lang.String COLUMN_EPISODE_TITLE = "episode_title";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_DATA = "internal_provider_data";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_FLAG1 = "internal_provider_flag1";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_FLAG2 = "internal_provider_flag2";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_FLAG3 = "internal_provider_flag3";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_FLAG4 = "internal_provider_flag4";
+    field public static final java.lang.String COLUMN_LONG_DESCRIPTION = "long_description";
+    field public static final java.lang.String COLUMN_POSTER_ART_URI = "poster_art_uri";
+    field public static final java.lang.String COLUMN_RECORDING_DATA_BYTES = "recording_data_bytes";
+    field public static final java.lang.String COLUMN_RECORDING_DATA_URI = "recording_data_uri";
+    field public static final java.lang.String COLUMN_RECORDING_DURATION_MILLIS = "recording_duration_millis";
+    field public static final java.lang.String COLUMN_RECORDING_EXPIRE_TIME_UTC_MILLIS = "recording_expire_time_utc_millis";
+    field public static final java.lang.String COLUMN_SEARCHABLE = "searchable";
+    field public static final java.lang.String COLUMN_SEASON_NUMBER = "season_number";
+    field public static final java.lang.String COLUMN_SHORT_DESCRIPTION = "short_description";
+    field public static final java.lang.String COLUMN_START_TIME_UTC_MILLIS = "start_time_utc_millis";
+    field public static final java.lang.String COLUMN_THUMBNAIL_URI = "thumbnail_uri";
+    field public static final java.lang.String COLUMN_TITLE = "title";
+    field public static final java.lang.String COLUMN_VERSION_NUMBER = "version_number";
+    field public static final java.lang.String COLUMN_VIDEO_HEIGHT = "video_height";
+    field public static final java.lang.String COLUMN_VIDEO_WIDTH = "video_width";
+    field public static final java.lang.String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/recorded_program";
+    field public static final java.lang.String CONTENT_TYPE = "vnd.android.cursor.dir/recorded_program";
+    field public static final android.net.Uri CONTENT_URI;
+  }
+
   public static final class TvContract.WatchedPrograms implements android.media.tv.TvContract.BaseTvColumns {
     field public static final java.lang.String COLUMN_CHANNEL_ID = "channel_id";
     field public static final java.lang.String COLUMN_DESCRIPTION = "description";
@@ -23829,6 +23866,7 @@
   }
 
   public final class TvInputInfo implements android.os.Parcelable {
+    method public boolean canRecord();
     method public android.content.Intent createSettingsIntent();
     method public android.content.Intent createSetupIntent();
     method public static android.media.tv.TvInputInfo createTvInputInfo(android.content.Context, android.content.pm.ResolveInfo, android.hardware.hdmi.HdmiDeviceInfo, java.lang.String, java.lang.String, android.net.Uri) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
@@ -23840,6 +23878,7 @@
     method public java.lang.String getId();
     method public java.lang.String getParentId();
     method public android.content.pm.ServiceInfo getServiceInfo();
+    method public int getTunerCount();
     method public int getType();
     method public boolean isConnectedToHdmiSwitch();
     method public boolean isHardwareInput();
@@ -23874,6 +23913,7 @@
     method public android.media.tv.TvInputManager.Hardware acquireTvInputHardware(int, android.media.tv.TvInputManager.HardwareCallback, android.media.tv.TvInputInfo);
     method public void addBlockedRating(android.media.tv.TvContentRating);
     method public boolean captureFrame(java.lang.String, android.view.Surface, android.media.tv.TvStreamConfig);
+    method public void createRecordingSession(java.lang.String, android.media.tv.TvInputManager.SessionCallback, android.os.Handler);
     method public void createSession(java.lang.String, android.media.tv.TvInputManager.SessionCallback, android.os.Handler);
     method public java.util.List<android.media.tv.TvStreamConfig> getAvailableTvStreamConfigList(java.lang.String);
     method public java.util.List<android.media.tv.TvContentRating> getBlockedRatings();
@@ -23897,6 +23937,10 @@
     field public static final int INPUT_STATE_CONNECTED_STANDBY = 1; // 0x1
     field public static final int INPUT_STATE_DISCONNECTED = 2; // 0x2
     field public static final java.lang.String META_DATA_CONTENT_RATING_SYSTEMS = "android.media.tv.metadata.CONTENT_RATING_SYSTEMS";
+    field public static final int RECORDING_ERROR_CONNECTION_FAILED = 1; // 0x1
+    field public static final int RECORDING_ERROR_INSUFFICIENT_SPACE = 2; // 0x2
+    field public static final int RECORDING_ERROR_RESOURCE_BUSY = 3; // 0x3
+    field public static final int RECORDING_ERROR_UNKNOWN = 0; // 0x0
     field public static final long TIME_SHIFT_INVALID_TIME = -9223372036854775808L; // 0x8000000000000000L
     field public static final int TIME_SHIFT_STATUS_AVAILABLE = 3; // 0x3
     field public static final int TIME_SHIFT_STATUS_UNAVAILABLE = 2; // 0x2
@@ -23961,16 +24005,19 @@
     method public void onInputRemoved(java.lang.String);
     method public void onInputStateChanged(java.lang.String, int);
     method public void onInputUpdated(java.lang.String);
+    method public void onTvInputInfoChanged(java.lang.String, android.media.tv.TvInputInfo);
   }
 
   public abstract class TvInputService extends android.app.Service {
     ctor public TvInputService();
     method public final android.os.IBinder onBind(android.content.Intent);
+    method public android.media.tv.TvInputService.RecordingSession onCreateRecordingSession(java.lang.String);
     method public abstract android.media.tv.TvInputService.Session onCreateSession(java.lang.String);
     method public android.media.tv.TvInputInfo onHardwareAdded(android.media.tv.TvInputHardwareInfo);
     method public java.lang.String onHardwareRemoved(android.media.tv.TvInputHardwareInfo);
     method public android.media.tv.TvInputInfo onHdmiDeviceAdded(android.hardware.hdmi.HdmiDeviceInfo);
     method public java.lang.String onHdmiDeviceRemoved(android.hardware.hdmi.HdmiDeviceInfo);
+    method public final void setTvInputInfo(java.lang.String, android.media.tv.TvInputInfo);
     field public static final java.lang.String SERVICE_INTERFACE = "android.media.tv.TvInputService";
     field public static final java.lang.String SERVICE_META_DATA = "android.media.tv.input";
   }
@@ -23983,6 +24030,21 @@
     method public final boolean onSetSurface(android.view.Surface);
   }
 
+  public static abstract class TvInputService.RecordingSession {
+    ctor public TvInputService.RecordingSession(android.content.Context);
+    method public void notifyConnected();
+    method public void notifyError(int);
+    method public void notifyRecordingStarted();
+    method public void notifyRecordingStopped(android.net.Uri);
+    method public void notifySessionEvent(java.lang.String, android.os.Bundle);
+    method public void onAppPrivateCommand(java.lang.String, android.os.Bundle);
+    method public abstract void onConnect(android.net.Uri);
+    method public void onConnect(android.net.Uri, android.os.Bundle);
+    method public abstract void onDisconnect();
+    method public abstract void onStartRecording();
+    method public abstract void onStopRecording();
+  }
+
   public static abstract class TvInputService.Session implements android.view.KeyEvent.Callback {
     ctor public TvInputService.Session(android.content.Context);
     method public void layoutSurface(int, int, int, int);
@@ -24013,6 +24075,7 @@
     method public long onTimeShiftGetCurrentPosition();
     method public long onTimeShiftGetStartPosition();
     method public void onTimeShiftPause();
+    method public void onTimeShiftPlay(android.net.Uri);
     method public void onTimeShiftResume();
     method public void onTimeShiftSeekTo(long);
     method public void onTimeShiftSetPlaybackParams(android.media.PlaybackParams);
@@ -24024,6 +24087,26 @@
     method public void setOverlayViewEnabled(boolean);
   }
 
+  public class TvRecordingClient {
+    ctor public TvRecordingClient(android.content.Context, java.lang.String, android.media.tv.TvRecordingClient.RecordingCallback, android.os.Handler);
+    method public void connect(java.lang.String, android.net.Uri);
+    method public void connect(java.lang.String, android.net.Uri, android.os.Bundle);
+    method public void disconnect();
+    method public void sendAppPrivateCommand(java.lang.String, android.os.Bundle);
+    method public void startRecording();
+    method public void stopRecording();
+  }
+
+  public class TvRecordingClient.RecordingCallback {
+    ctor public TvRecordingClient.RecordingCallback();
+    method public void onConnected();
+    method public void onDisconnected();
+    method public void onError(int);
+    method public void onEvent(java.lang.String, java.lang.String, android.os.Bundle);
+    method public void onRecordingStarted();
+    method public void onRecordingStopped(android.net.Uri);
+  }
+
   public class TvStreamConfig implements android.os.Parcelable {
     method public int describeContents();
     method public int getFlags();
@@ -24106,6 +24189,7 @@
     method public void setZOrderMediaOverlay(boolean);
     method public void setZOrderOnTop(boolean);
     method public void timeShiftPause();
+    method public void timeShiftPlay(java.lang.String, android.net.Uri);
     method public void timeShiftResume();
     method public void timeShiftSeekTo(long);
     method public void timeShiftSetPlaybackParams(android.media.PlaybackParams);
@@ -24401,6 +24485,7 @@
     method public boolean isActiveNetworkMetered();
     method public boolean isDefaultNetworkActive();
     method public static deprecated boolean isNetworkTypeValid(int);
+    method public boolean isTetheringSupported();
     method public void registerNetworkCallback(android.net.NetworkRequest, android.net.ConnectivityManager.NetworkCallback);
     method public void registerNetworkCallback(android.net.NetworkRequest, android.app.PendingIntent);
     method public void releaseNetworkRequest(android.app.PendingIntent);
@@ -24413,7 +24498,10 @@
     method public deprecated boolean requestRouteToHost(int, int);
     method public deprecated void setNetworkPreference(int);
     method public static deprecated boolean setProcessDefaultNetwork(android.net.Network);
+    method public void startTethering(int, boolean, android.net.ConnectivityManager.OnStartTetheringCallback);
+    method public void startTethering(int, boolean, android.net.ConnectivityManager.OnStartTetheringCallback, android.os.Handler);
     method public deprecated int startUsingNetworkFeature(int, java.lang.String);
+    method public void stopTethering(int);
     method public deprecated int stopUsingNetworkFeature(int, java.lang.String);
     method public void unregisterNetworkCallback(android.net.ConnectivityManager.NetworkCallback);
     method public void unregisterNetworkCallback(android.app.PendingIntent);
@@ -24435,6 +24523,9 @@
     field public static final int RESTRICT_BACKGROUND_STATUS_DISABLED = 1; // 0x1
     field public static final int RESTRICT_BACKGROUND_STATUS_ENABLED = 3; // 0x3
     field public static final int RESTRICT_BACKGROUND_STATUS_WHITELISTED = 2; // 0x2
+    field public static final int TETHERING_BLUETOOTH = 2; // 0x2
+    field public static final int TETHERING_USB = 1; // 0x1
+    field public static final int TETHERING_WIFI = 0; // 0x0
     field public static final int TYPE_BLUETOOTH = 7; // 0x7
     field public static final int TYPE_DUMMY = 8; // 0x8
     field public static final int TYPE_ETHERNET = 9; // 0x9
@@ -24461,6 +24552,12 @@
     method public abstract void onNetworkActive();
   }
 
+  public static abstract class ConnectivityManager.OnStartTetheringCallback {
+    ctor public ConnectivityManager.OnStartTetheringCallback();
+    method public void onTetheringFailed();
+    method public void onTetheringStarted();
+  }
+
   public class Credentials {
     ctor public Credentials(int, int, int);
     method public int getGid();
@@ -33115,6 +33212,7 @@
     method public static android.net.Uri buildRootsUri(java.lang.String);
     method public static android.net.Uri buildSearchDocumentsUri(java.lang.String, java.lang.String, java.lang.String);
     method public static android.net.Uri buildTreeDocumentUri(java.lang.String, java.lang.String);
+    method public static android.net.Uri copyDocument(android.content.ContentResolver, android.net.Uri, android.net.Uri);
     method public static android.net.Uri createDocument(android.content.ContentResolver, android.net.Uri, java.lang.String, java.lang.String);
     method public static boolean deleteDocument(android.content.ContentResolver, android.net.Uri);
     method public static java.lang.String getDocumentId(android.net.Uri);
@@ -33123,6 +33221,7 @@
     method public static java.lang.String getSearchDocumentsQuery(android.net.Uri);
     method public static java.lang.String getTreeDocumentId(android.net.Uri);
     method public static boolean isDocumentUri(android.content.Context, android.net.Uri);
+    method public static android.net.Uri moveDocument(android.content.ContentResolver, android.net.Uri, android.net.Uri, android.net.Uri);
     method public static android.net.Uri renameDocument(android.content.ContentResolver, android.net.Uri, java.lang.String);
     field public static final java.lang.String EXTRA_ERROR = "error";
     field public static final java.lang.String EXTRA_EXCLUDE_SELF = "android.provider.extra.EXCLUDE_SELF";
@@ -35052,6 +35151,7 @@
     method public void getVarV(int, android.renderscript.FieldPacker);
     method protected void invoke(int);
     method protected void invoke(int, android.renderscript.FieldPacker);
+    method protected void reduce(int, android.renderscript.Allocation[], android.renderscript.Allocation, android.renderscript.Script.LaunchOptions);
     method public void setTimeZone(java.lang.String);
     method public void setVar(int, float);
     method public void setVar(int, double);
diff --git a/api/test-current.txt b/api/test-current.txt
index e320b67..050caa0 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -13383,6 +13383,7 @@
     field public static final java.lang.String STRING_TYPE_MAGNETIC_FIELD = "android.sensor.magnetic_field";
     field public static final java.lang.String STRING_TYPE_MAGNETIC_FIELD_UNCALIBRATED = "android.sensor.magnetic_field_uncalibrated";
     field public static final deprecated java.lang.String STRING_TYPE_ORIENTATION = "android.sensor.orientation";
+    field public static final java.lang.String STRING_TYPE_POSE_6DOF = "android.sensor.pose_6dof";
     field public static final java.lang.String STRING_TYPE_PRESSURE = "android.sensor.pressure";
     field public static final java.lang.String STRING_TYPE_PROXIMITY = "android.sensor.proximity";
     field public static final java.lang.String STRING_TYPE_RELATIVE_HUMIDITY = "android.sensor.relative_humidity";
@@ -13405,6 +13406,7 @@
     field public static final int TYPE_MAGNETIC_FIELD = 2; // 0x2
     field public static final int TYPE_MAGNETIC_FIELD_UNCALIBRATED = 14; // 0xe
     field public static final deprecated int TYPE_ORIENTATION = 3; // 0x3
+    field public static final int TYPE_POSE_6DOF = 28; // 0x1c
     field public static final int TYPE_PRESSURE = 6; // 0x6
     field public static final int TYPE_PROXIMITY = 8; // 0x8
     field public static final int TYPE_RELATIVE_HUMIDITY = 12; // 0xc
@@ -22222,6 +22224,7 @@
     method public static final android.net.Uri buildProgramsUriForChannel(android.net.Uri);
     method public static final android.net.Uri buildProgramsUriForChannel(long, long, long);
     method public static final android.net.Uri buildProgramsUriForChannel(android.net.Uri, long, long);
+    method public static final android.net.Uri buildRecordedProgramUri(long);
     field public static final java.lang.String AUTHORITY = "android.media.tv";
   }
 
@@ -22358,13 +22361,49 @@
     field public static final java.lang.String TRAVEL = "TRAVEL";
   }
 
+  public static final class TvContract.RecordedPrograms implements android.media.tv.TvContract.BaseTvColumns {
+    field public static final java.lang.String COLUMN_AUDIO_LANGUAGE = "audio_language";
+    field public static final java.lang.String COLUMN_BROADCAST_GENRE = "broadcast_genre";
+    field public static final java.lang.String COLUMN_CANONICAL_GENRE = "canonical_genre";
+    field public static final java.lang.String COLUMN_CHANNEL_ID = "channel_id";
+    field public static final java.lang.String COLUMN_CONTENT_RATING = "content_rating";
+    field public static final java.lang.String COLUMN_END_TIME_UTC_MILLIS = "end_time_utc_millis";
+    field public static final java.lang.String COLUMN_EPISODE_NUMBER = "episode_number";
+    field public static final java.lang.String COLUMN_EPISODE_TITLE = "episode_title";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_DATA = "internal_provider_data";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_FLAG1 = "internal_provider_flag1";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_FLAG2 = "internal_provider_flag2";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_FLAG3 = "internal_provider_flag3";
+    field public static final java.lang.String COLUMN_INTERNAL_PROVIDER_FLAG4 = "internal_provider_flag4";
+    field public static final java.lang.String COLUMN_LONG_DESCRIPTION = "long_description";
+    field public static final java.lang.String COLUMN_POSTER_ART_URI = "poster_art_uri";
+    field public static final java.lang.String COLUMN_RECORDING_DATA_BYTES = "recording_data_bytes";
+    field public static final java.lang.String COLUMN_RECORDING_DATA_URI = "recording_data_uri";
+    field public static final java.lang.String COLUMN_RECORDING_DURATION_MILLIS = "recording_duration_millis";
+    field public static final java.lang.String COLUMN_RECORDING_EXPIRE_TIME_UTC_MILLIS = "recording_expire_time_utc_millis";
+    field public static final java.lang.String COLUMN_SEARCHABLE = "searchable";
+    field public static final java.lang.String COLUMN_SEASON_NUMBER = "season_number";
+    field public static final java.lang.String COLUMN_SHORT_DESCRIPTION = "short_description";
+    field public static final java.lang.String COLUMN_START_TIME_UTC_MILLIS = "start_time_utc_millis";
+    field public static final java.lang.String COLUMN_THUMBNAIL_URI = "thumbnail_uri";
+    field public static final java.lang.String COLUMN_TITLE = "title";
+    field public static final java.lang.String COLUMN_VERSION_NUMBER = "version_number";
+    field public static final java.lang.String COLUMN_VIDEO_HEIGHT = "video_height";
+    field public static final java.lang.String COLUMN_VIDEO_WIDTH = "video_width";
+    field public static final java.lang.String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/recorded_program";
+    field public static final java.lang.String CONTENT_TYPE = "vnd.android.cursor.dir/recorded_program";
+    field public static final android.net.Uri CONTENT_URI;
+  }
+
   public final class TvInputInfo implements android.os.Parcelable {
+    method public boolean canRecord();
     method public android.content.Intent createSettingsIntent();
     method public android.content.Intent createSetupIntent();
     method public int describeContents();
     method public java.lang.String getId();
     method public java.lang.String getParentId();
     method public android.content.pm.ServiceInfo getServiceInfo();
+    method public int getTunerCount();
     method public int getType();
     method public boolean isPassthroughInput();
     method public android.graphics.drawable.Drawable loadIcon(android.content.Context);
@@ -22399,6 +22438,10 @@
     field public static final int INPUT_STATE_CONNECTED_STANDBY = 1; // 0x1
     field public static final int INPUT_STATE_DISCONNECTED = 2; // 0x2
     field public static final java.lang.String META_DATA_CONTENT_RATING_SYSTEMS = "android.media.tv.metadata.CONTENT_RATING_SYSTEMS";
+    field public static final int RECORDING_ERROR_CONNECTION_FAILED = 1; // 0x1
+    field public static final int RECORDING_ERROR_INSUFFICIENT_SPACE = 2; // 0x2
+    field public static final int RECORDING_ERROR_RESOURCE_BUSY = 3; // 0x3
+    field public static final int RECORDING_ERROR_UNKNOWN = 0; // 0x0
     field public static final long TIME_SHIFT_INVALID_TIME = -9223372036854775808L; // 0x8000000000000000L
     field public static final int TIME_SHIFT_STATUS_AVAILABLE = 3; // 0x3
     field public static final int TIME_SHIFT_STATUS_UNAVAILABLE = 2; // 0x2
@@ -22416,12 +22459,15 @@
     method public void onInputAdded(java.lang.String);
     method public void onInputRemoved(java.lang.String);
     method public void onInputStateChanged(java.lang.String, int);
+    method public void onTvInputInfoChanged(java.lang.String, android.media.tv.TvInputInfo);
   }
 
   public abstract class TvInputService extends android.app.Service {
     ctor public TvInputService();
     method public final android.os.IBinder onBind(android.content.Intent);
+    method public android.media.tv.TvInputService.RecordingSession onCreateRecordingSession(java.lang.String);
     method public abstract android.media.tv.TvInputService.Session onCreateSession(java.lang.String);
+    method public final void setTvInputInfo(java.lang.String, android.media.tv.TvInputInfo);
     field public static final java.lang.String SERVICE_INTERFACE = "android.media.tv.TvInputService";
     field public static final java.lang.String SERVICE_META_DATA = "android.media.tv.input";
   }
@@ -22434,6 +22480,18 @@
     method public final boolean onSetSurface(android.view.Surface);
   }
 
+  public static abstract class TvInputService.RecordingSession {
+    ctor public TvInputService.RecordingSession(android.content.Context);
+    method public void notifyConnected();
+    method public void notifyError(int);
+    method public void notifyRecordingStarted();
+    method public void notifyRecordingStopped(android.net.Uri);
+    method public abstract void onConnect(android.net.Uri);
+    method public abstract void onDisconnect();
+    method public abstract void onStartRecording();
+    method public abstract void onStopRecording();
+  }
+
   public static abstract class TvInputService.Session implements android.view.KeyEvent.Callback {
     ctor public TvInputService.Session(android.content.Context);
     method public void layoutSurface(int, int, int, int);
@@ -22461,6 +22519,7 @@
     method public long onTimeShiftGetCurrentPosition();
     method public long onTimeShiftGetStartPosition();
     method public void onTimeShiftPause();
+    method public void onTimeShiftPlay(android.net.Uri);
     method public void onTimeShiftResume();
     method public void onTimeShiftSeekTo(long);
     method public void onTimeShiftSetPlaybackParams(android.media.PlaybackParams);
@@ -22471,6 +22530,23 @@
     method public void setOverlayViewEnabled(boolean);
   }
 
+  public class TvRecordingClient {
+    ctor public TvRecordingClient(android.content.Context, java.lang.String, android.media.tv.TvRecordingClient.RecordingCallback, android.os.Handler);
+    method public void connect(java.lang.String, android.net.Uri);
+    method public void disconnect();
+    method public void startRecording();
+    method public void stopRecording();
+  }
+
+  public class TvRecordingClient.RecordingCallback {
+    ctor public TvRecordingClient.RecordingCallback();
+    method public void onConnected();
+    method public void onDisconnected();
+    method public void onError(int);
+    method public void onRecordingStarted();
+    method public void onRecordingStopped(android.net.Uri);
+  }
+
   public final class TvTrackInfo implements android.os.Parcelable {
     method public int describeContents();
     method public final int getAudioChannelCount();
@@ -22522,6 +22598,7 @@
     method public void setStreamVolume(float);
     method public void setTimeShiftPositionCallback(android.media.tv.TvView.TimeShiftPositionCallback);
     method public void timeShiftPause();
+    method public void timeShiftPlay(java.lang.String, android.net.Uri);
     method public void timeShiftResume();
     method public void timeShiftSeekTo(long);
     method public void timeShiftSetPlaybackParams(android.media.PlaybackParams);
@@ -31033,6 +31110,7 @@
     method public static android.net.Uri buildRootsUri(java.lang.String);
     method public static android.net.Uri buildSearchDocumentsUri(java.lang.String, java.lang.String, java.lang.String);
     method public static android.net.Uri buildTreeDocumentUri(java.lang.String, java.lang.String);
+    method public static android.net.Uri copyDocument(android.content.ContentResolver, android.net.Uri, android.net.Uri);
     method public static android.net.Uri createDocument(android.content.ContentResolver, android.net.Uri, java.lang.String, java.lang.String);
     method public static boolean deleteDocument(android.content.ContentResolver, android.net.Uri);
     method public static java.lang.String getDocumentId(android.net.Uri);
@@ -31041,6 +31119,7 @@
     method public static java.lang.String getSearchDocumentsQuery(android.net.Uri);
     method public static java.lang.String getTreeDocumentId(android.net.Uri);
     method public static boolean isDocumentUri(android.content.Context, android.net.Uri);
+    method public static android.net.Uri moveDocument(android.content.ContentResolver, android.net.Uri, android.net.Uri, android.net.Uri);
     method public static android.net.Uri renameDocument(android.content.ContentResolver, android.net.Uri, java.lang.String);
     field public static final java.lang.String EXTRA_ERROR = "error";
     field public static final java.lang.String EXTRA_EXCLUDE_SELF = "android.provider.extra.EXCLUDE_SELF";
@@ -32869,6 +32948,7 @@
     method public void getVarV(int, android.renderscript.FieldPacker);
     method protected void invoke(int);
     method protected void invoke(int, android.renderscript.FieldPacker);
+    method protected void reduce(int, android.renderscript.Allocation[], android.renderscript.Allocation, android.renderscript.Script.LaunchOptions);
     method public void setTimeZone(java.lang.String);
     method public void setVar(int, float);
     method public void setVar(int, double);
diff --git a/cmds/dpm/src/com/android/commands/dpm/Dpm.java b/cmds/dpm/src/com/android/commands/dpm/Dpm.java
index 6dc3cd1..b83484d 100644
--- a/cmds/dpm/src/com/android/commands/dpm/Dpm.java
+++ b/cmds/dpm/src/com/android/commands/dpm/Dpm.java
@@ -18,6 +18,7 @@
 
 import android.app.ActivityManagerNative;
 import android.app.IActivityManager;
+import android.app.admin.DevicePolicyManager;
 import android.app.admin.IDevicePolicyManager;
 import android.content.ComponentName;
 import android.content.Context;
@@ -143,6 +144,10 @@
             mDevicePolicyManager.removeActiveAdmin(mComponent, UserHandle.USER_SYSTEM);
             throw e;
         }
+
+        mDevicePolicyManager.setUserProvisioningState(
+                DevicePolicyManager.STATE_USER_SETUP_FINALIZED, mUserId);
+
         System.out.println("Success: Device owner set to package " + mComponent);
         System.out.println("Active admin set to component " + mComponent.toShortString());
     }
@@ -161,6 +166,10 @@
             mDevicePolicyManager.removeActiveAdmin(mComponent, mUserId);
             throw e;
         }
+
+        mDevicePolicyManager.setUserProvisioningState(
+                DevicePolicyManager.STATE_USER_SETUP_FINALIZED, mUserId);
+
         System.out.println("Success: Active admin and profile owner set to "
                 + mComponent.toShortString() + " for user " + mUserId);
     }
@@ -180,4 +189,4 @@
             throw new IllegalArgumentException ("Invalid integer argument '" + argument + "'", e);
         }
     }
-}
\ No newline at end of file
+}
diff --git a/core/java/android/app/ITaskStackListener.aidl b/core/java/android/app/ITaskStackListener.aidl
index 560e22a..fa11234 100644
--- a/core/java/android/app/ITaskStackListener.aidl
+++ b/core/java/android/app/ITaskStackListener.aidl
@@ -23,4 +23,11 @@
 
     /** Called whenever an Activity is moved to the pinned stack from another stack. */
     void onActivityPinned();
+
+    /**
+     * Called whenever IActivityManager.startActivity is called on an activity that is already
+     * running in the pinned stack and the activity is not actually started, but the task is either
+     * brought to the front or a new Intent is delivered to it.
+     */
+    void onPinnedActivityRestartAttempt();
 }
diff --git a/core/java/android/app/admin/DevicePolicyManager.java b/core/java/android/app/admin/DevicePolicyManager.java
index 7007afe..879d663 100644
--- a/core/java/android/app/admin/DevicePolicyManager.java
+++ b/core/java/android/app/admin/DevicePolicyManager.java
@@ -16,6 +16,7 @@
 
 package android.app.admin;
 
+import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SdkConstant;
@@ -53,6 +54,8 @@
 
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
 import java.net.InetSocketAddress;
 import java.net.Proxy;
 import java.security.KeyFactory;
@@ -280,6 +283,21 @@
         = "android.app.action.PROVISION_MANAGED_SHAREABLE_DEVICE";
 
     /**
+     * Activity action: Finalizes management provisioning, should be used after user-setup
+     * has been completed and {@link #getUserProvisioningState()} returns one of:
+     * <ul>
+     * <li>{@link #STATE_USER_SETUP_INCOMPLETE}</li>
+     * <li>{@link #STATE_USER_SETUP_COMPLETE}</li>
+     * <li>{@link #STATE_USER_PROFILE_COMPLETE}</li>
+     * </ul>
+     *
+     * @hide
+     */
+    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
+    public static final String ACTION_PROVISION_FINALIZATION
+            = "android.app.action.PROVISION_FINALIZATION";
+
+    /**
      * A {@link android.os.Parcelable} extra of type {@link android.os.PersistableBundle} that
      * allows a mobile device management application or NFC programmer application which starts
      * managed provisioning to pass data to the management application instance after provisioning.
@@ -861,6 +879,44 @@
     public static final int PERMISSION_GRANT_STATE_DENIED = 2;
 
     /**
+     * No management for current user in-effect. This is the default.
+     * @hide
+     */
+    public static final int STATE_USER_UNMANAGED = 0;
+
+    /**
+     * Management partially setup, user setup needs to be completed.
+     * @hide
+     */
+    public static final int STATE_USER_SETUP_INCOMPLETE = 1;
+
+    /**
+     * Management partially setup, user setup completed.
+     * @hide
+     */
+    public static final int STATE_USER_SETUP_COMPLETE = 2;
+
+    /**
+     * Management setup and active on current user.
+     * @hide
+     */
+    public static final int STATE_USER_SETUP_FINALIZED = 3;
+
+    /**
+     * Management partially setup on a managed profile.
+     * @hide
+     */
+    public static final int STATE_USER_PROFILE_COMPLETE = 4;
+
+    /**
+     * @hide
+     */
+    @IntDef({STATE_USER_UNMANAGED, STATE_USER_SETUP_INCOMPLETE, STATE_USER_SETUP_COMPLETE,
+            STATE_USER_SETUP_FINALIZED, STATE_USER_PROFILE_COMPLETE})
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface UserProvisioningState {}
+
+    /**
      * Return true if the given administrator component is currently
      * active (enabled) in the system.
      */
@@ -3736,14 +3792,15 @@
 
     /**
      * Start Quick Contact on the managed profile for the user, if the policy allows.
+     *
      * @hide
      */
     public void startManagedQuickContact(String actualLookupKey, long actualContactId,
-            long directoryId, Intent originalIntent) {
+            boolean isContactIdIgnored, long directoryId, Intent originalIntent) {
         if (mService != null) {
             try {
-                mService.startManagedQuickContact(
-                        actualLookupKey, actualContactId, directoryId, originalIntent);
+                mService.startManagedQuickContact(actualLookupKey, actualContactId,
+                        isContactIdIgnored, directoryId, originalIntent);
             } catch (RemoteException e) {
                 Log.w(TAG, REMOTE_EXCEPTION_MESSAGE, e);
             }
@@ -3756,7 +3813,7 @@
      */
     public void startManagedQuickContact(String actualLookupKey, long actualContactId,
             Intent originalIntent) {
-        startManagedQuickContact(actualLookupKey, actualContactId, Directory.DEFAULT,
+        startManagedQuickContact(actualLookupKey, actualContactId, false, Directory.DEFAULT,
                 originalIntent);
     }
 
@@ -5247,6 +5304,40 @@
     }
 
     /**
+     * @return the {@link UserProvisioningState} for the current user - for unmanaged users will
+     *         return {@link #STATE_USER_UNMANAGED}
+     * @hide
+     */
+    @UserProvisioningState
+    public int getUserProvisioningState() {
+        if (mService != null) {
+            try {
+                return mService.getUserProvisioningState();
+            } catch (RemoteException e) {
+                Log.w(TAG, REMOTE_EXCEPTION_MESSAGE, e);
+            }
+        }
+        return STATE_USER_UNMANAGED;
+    }
+
+    /**
+     * Set the {@link UserProvisioningState} for the supplied user, if they are managed.
+     *
+     * @param state to store
+     * @param userHandle for user
+     * @hide
+     */
+    public void setUserProvisioningState(@UserProvisioningState int state, int userHandle) {
+        if (mService != null) {
+            try {
+                mService.setUserProvisioningState(state, userHandle);
+            } catch (RemoteException e) {
+                Log.w(TAG, REMOTE_EXCEPTION_MESSAGE, e);
+            }
+        }
+    }
+
+    /**
      * @hide
      * Indicates the entity that controls the device or profile owner. A user/profile is considered
      * affiliated if it is managed by the same entity as the device.
diff --git a/core/java/android/app/admin/IDevicePolicyManager.aidl b/core/java/android/app/admin/IDevicePolicyManager.aidl
index e97bdf2b..b34e678 100644
--- a/core/java/android/app/admin/IDevicePolicyManager.aidl
+++ b/core/java/android/app/admin/IDevicePolicyManager.aidl
@@ -211,7 +211,7 @@
     void setCrossProfileContactsSearchDisabled(in ComponentName who, boolean disabled);
     boolean getCrossProfileContactsSearchDisabled(in ComponentName who);
     boolean getCrossProfileContactsSearchDisabledForUser(int userId);
-    void startManagedQuickContact(String lookupKey, long contactId, long directoryId, in Intent originalIntent);
+    void startManagedQuickContact(String lookupKey, long contactId, boolean isContactIdIgnored, long directoryId, in Intent originalIntent);
 
     void setBluetoothContactSharingDisabled(in ComponentName who, boolean disabled);
     boolean getBluetoothContactSharingDisabled(in ComponentName who);
@@ -269,6 +269,9 @@
     int getOrganizationColor(in ComponentName admin);
     int getOrganizationColorForUser(int userHandle);
 
+    int getUserProvisioningState();
+    void setUserProvisioningState(int state, int userHandle);
+
     void setAffiliationIds(in ComponentName admin, in List<String> ids);
     boolean isAffiliatedUser();
 }
diff --git a/core/java/android/content/pm/ApplicationInfo.java b/core/java/android/content/pm/ApplicationInfo.java
index 0168908..654396b 100644
--- a/core/java/android/content/pm/ApplicationInfo.java
+++ b/core/java/android/content/pm/ApplicationInfo.java
@@ -176,7 +176,7 @@
     
     /**
      * Value for {@link #flags}: this is set if this application has been
-     * install as an update to a built-in system application.
+     * installed as an update to a built-in system application.
      */
     public static final int FLAG_UPDATED_SYSTEM_APP = 1<<7;
     
diff --git a/core/java/android/hardware/Sensor.java b/core/java/android/hardware/Sensor.java
index 6935174..e5efd56 100644
--- a/core/java/android/hardware/Sensor.java
+++ b/core/java/android/hardware/Sensor.java
@@ -551,6 +551,29 @@
      */
     public static final String STRING_TYPE_DEVICE_ORIENTATION = "android.sensor.device_orientation";
 
+     /**
+     * A constant describing a pose sensor with 6 degrees of freedom.
+     *
+     * Similar to {@link #TYPE_ROTATION_VECTOR}, with additional delta
+     * translation from an arbitrary reference point.
+     *
+     * Can use camera, depth sensor etc to compute output value.
+     *
+     * This is expected to be a high power sensor and expected only to be
+     * used when the screen is on.
+     *
+     * Expected to be more accurate than the rotation vector alone.
+     *
+     */
+    public static final int TYPE_POSE_6DOF = 28;
+
+    /**
+     * A constant string describing a pose sensor with 6 degrees of freedom.
+     *
+     * @see #TYPE_POSE_6DOF
+     */
+    public static final String STRING_TYPE_POSE_6DOF = "android.sensor.pose_6dof";
+
     /**
      * A constant describing all sensor types.
      */
@@ -637,6 +660,7 @@
             1, // SENSOR_TYPE_PICK_UP_GESTURE
             1, // SENSOR_TYPE_WRIST_TILT_GESTURE
             1, // SENSOR_TYPE_DEVICE_ORIENTATION
+            16, // SENSOR_TYPE_POSE_6DOF
     };
 
     /**
diff --git a/core/java/android/hardware/SensorEvent.java b/core/java/android/hardware/SensorEvent.java
index 9937b2c..416c74c 100644
--- a/core/java/android/hardware/SensorEvent.java
+++ b/core/java/android/hardware/SensorEvent.java
@@ -497,6 +497,40 @@
      * <li> 3: device is rotated 90 degrees clockwise from default orientation (X axis
      *         is vertical and points down)
      * </ul>
+     *
+     *   <h4>{@link android.hardware.Sensor#TYPE_POSE_6DOF
+     * Sensor.TYPE_POSE_6DOF}:</h4>
+     *
+     * A TYPE_POSE_6DOF event consists of a rotation expressed as a quaternion and a translation
+     * expressed in SI units. The event also contains a delta rotation and translation that show
+     * how the device?s pose has changed since the previous sequence numbered pose.
+     * The event uses the cannonical Android Sensor axes.
+     *
+     *
+     * <ul>
+     *  <li> values[0]: x*sin(&#952/2) </li>
+     *  <li> values[1]: y*sin(&#952/2) </li>
+     *  <li> values[2]: z*sin(&#952/2) </li>
+     *  <li> values[3]: cos(&#952/2)   </li>
+     *
+     *
+     * <li> values[4]: Translation along x axis from an arbitrary origin. </li>
+     * li> values[5]: Translation along y axis from an arbitrary origin. </li>
+     * <li> values[6]: Translation along z axis from an arbitrary origin. </li>
+     *
+     * <li> values[7]:  Delta quaternion rotation x*sin(&#952/2) </li>
+     * <li> values[8]:  Delta quaternion rotation y*sin(&#952/2) </li>
+     * <li> values[9]:  Delta quaternion rotation z*sin(&#952/2) </li>
+     * <li> values[10]: Delta quaternion rotation cos(&#952/2) </li>
+     *
+     * <li> values[11]: Delta translation along x axis. </li>
+     * <li> values[12]: Delta translation along y axis. </li>
+     * <li> values[13]: Delta translation along z axis. </li>
+     *
+     * <li> values[14]: Sequence number </li>
+     *
+     * </ul>
+     *
      */
     public final float[] values;
 
diff --git a/core/java/android/hardware/fingerprint/FingerprintManager.java b/core/java/android/hardware/fingerprint/FingerprintManager.java
index 04caa8f..c96c9be 100644
--- a/core/java/android/hardware/fingerprint/FingerprintManager.java
+++ b/core/java/android/hardware/fingerprint/FingerprintManager.java
@@ -496,7 +496,10 @@
      */
     @RequiresPermission(MANAGE_FINGERPRINT)
     public void enroll(byte [] token, CancellationSignal cancel, int flags,
-            EnrollmentCallback callback) {
+            EnrollmentCallback callback, int userId) {
+        if (userId == UserHandle.USER_CURRENT) {
+            userId = getCurrentUserId();
+        }
         if (callback == null) {
             throw new IllegalArgumentException("Must supply an enrollment callback");
         }
@@ -512,7 +515,7 @@
 
         if (mService != null) try {
             mEnrollmentCallback = callback;
-            mService.enroll(mToken, token, getCurrentUserId(), mServiceReceiver, flags);
+            mService.enroll(mToken, token, userId, mServiceReceiver, flags);
         } catch (RemoteException e) {
             Log.w(TAG, "Remote exception in enroll: ", e);
             if (callback != null) {
@@ -556,6 +559,21 @@
     }
 
     /**
+     * Sets the active user. This is meant to be used to select the current profile for enrollment
+     * to allow separate enrolled fingers for a work profile
+     * @param userId
+     * @hide
+     */
+    @RequiresPermission(MANAGE_FINGERPRINT)
+    public void setActiveUser(int userId) {
+        if (mService != null) try {
+            mService.setActiveUser(userId);
+        } catch (RemoteException e) {
+            Log.w(TAG, "Remote exception in setActiveUser: ", e);
+        }
+    }
+
+    /**
      * Remove given fingerprint template from fingerprint hardware and/or protected storage.
      * @param fp the fingerprint item to remove
      * @param callback an optional callback to verify that fingerprint templates have been
diff --git a/core/java/android/hardware/fingerprint/IFingerprintService.aidl b/core/java/android/hardware/fingerprint/IFingerprintService.aidl
index 690a751..43d5577 100644
--- a/core/java/android/hardware/fingerprint/IFingerprintService.aidl
+++ b/core/java/android/hardware/fingerprint/IFingerprintService.aidl
@@ -75,4 +75,7 @@
 
     // Add a callback which gets notified when the fingerprint lockout period expired.
     void addLockoutResetCallback(IFingerprintServiceLockoutResetCallback callback);
+
+    // Explicitly set the active user (for enrolling work profile)
+    void setActiveUser(int uid);
 }
diff --git a/core/java/android/net/ConnectivityManager.java b/core/java/android/net/ConnectivityManager.java
index 08c0c09..7cb086f 100644
--- a/core/java/android/net/ConnectivityManager.java
+++ b/core/java/android/net/ConnectivityManager.java
@@ -16,6 +16,7 @@
 package android.net;
 
 import static com.android.internal.util.Preconditions.checkNotNull;
+
 import android.annotation.IntDef;
 import android.annotation.Nullable;
 import android.annotation.SdkConstant;
@@ -27,6 +28,7 @@
 import android.content.pm.PackageManager;
 import android.os.Binder;
 import android.os.Build.VERSION_CODES;
+import android.os.Bundle;
 import android.os.Handler;
 import android.os.HandlerThread;
 import android.os.IBinder;
@@ -37,6 +39,7 @@
 import android.os.Messenger;
 import android.os.Process;
 import android.os.RemoteException;
+import android.os.ResultReceiver;
 import android.os.ServiceManager;
 import android.provider.Settings;
 import android.telephony.SubscriptionManager;
@@ -338,6 +341,71 @@
     public static final String ACTION_PROMPT_UNVALIDATED = "android.net.conn.PROMPT_UNVALIDATED";
 
     /**
+     * Invalid tethering type.
+     * @see #startTethering(int, OnStartTetheringCallback, boolean)
+     * @hide
+     */
+    public static final int TETHERING_INVALID   = -1;
+
+    /**
+     * Wifi tethering type.
+     * @see #startTethering(int, OnStartTetheringCallback, boolean)
+     * @hide
+     */
+    @SystemApi
+    public static final int TETHERING_WIFI      = 0;
+
+    /**
+     * USB tethering type.
+     * @see #startTethering(int, OnStartTetheringCallback, boolean)
+     * @hide
+     */
+    @SystemApi
+    public static final int TETHERING_USB       = 1;
+
+    /**
+     * Bluetooth tethering type.
+     * @see #startTethering(int, OnStartTetheringCallback, boolean)
+     * @hide
+     */
+    @SystemApi
+    public static final int TETHERING_BLUETOOTH = 2;
+
+    /**
+     * Extra used for communicating with the TetherService. Includes the type of tethering to
+     * enable if any.
+     * @hide
+     */
+    public static final String EXTRA_ADD_TETHER_TYPE = "extraAddTetherType";
+
+    /**
+     * Extra used for communicating with the TetherService. Includes the type of tethering for
+     * which to cancel provisioning.
+     * @hide
+     */
+    public static final String EXTRA_REM_TETHER_TYPE = "extraRemTetherType";
+
+    /**
+     * Extra used for communicating with the TetherService. True to schedule a recheck of tether
+     * provisioning.
+     * @hide
+     */
+    public static final String EXTRA_SET_ALARM = "extraSetAlarm";
+
+    /**
+     * Tells the TetherService to run a provision check now.
+     * @hide
+     */
+    public static final String EXTRA_RUN_PROVISION = "extraRunProvision";
+
+    /**
+     * Extra used for communicating with the TetherService. Contains the {@link ResultReceiver}
+     * which will receive provisioning results. Can be left empty.
+     * @hide
+     */
+    public static final String EXTRA_PROVISION_CALLBACK = "extraProvisionCallback";
+
+    /**
      * The absence of a connection type.
      * @hide
      */
@@ -1789,6 +1857,11 @@
      * or the ability to modify system settings as determined by
      * {@link android.provider.Settings.System#canWrite}.</p>
      *
+     * <p>WARNING: New clients should not use this function. The only usages should be in PanService
+     * and WifiStateMachine which need direct access. All other clients should use
+     * {@link #startTethering} and {@link #stopTethering} which encapsulate proper provisioning
+     * logic.</p>
+     *
      * @param iface the interface name to tether.
      * @return error a {@code TETHER_ERROR} value indicating success or failure type
      *
@@ -1810,6 +1883,11 @@
      * or the ability to modify system settings as determined by
      * {@link android.provider.Settings.System#canWrite}.</p>
      *
+     * <p>WARNING: New clients should not use this function. The only usages should be in PanService
+     * and WifiStateMachine which need direct access. All other clients should use
+     * {@link #startTethering} and {@link #stopTethering} which encapsulate proper provisioning
+     * logic.</p>
+     *
      * @param iface the interface name to untether.
      * @return error a {@code TETHER_ERROR} value indicating success or failure type
      *
@@ -1834,6 +1912,7 @@
      *
      * {@hide}
      */
+    @SystemApi
     public boolean isTetheringSupported() {
         try {
             return mService.isTetheringSupported();
@@ -1843,6 +1922,94 @@
     }
 
     /**
+     * Callback for use with {@link #startTethering} to find out whether tethering succeeded.
+     * @hide
+     */
+    @SystemApi
+    public static abstract class OnStartTetheringCallback {
+        /**
+         * Called when tethering has been successfully started.
+         */
+        public void onTetheringStarted() {};
+
+        /**
+         * Called when starting tethering failed.
+         */
+        public void onTetheringFailed() {};
+    }
+
+    /**
+     * Convenient overload for
+     * {@link #startTethering(int, boolean, OnStartTetheringCallback, Handler)} which passes a null
+     * handler to run on the current thread's {@link Looper}.
+     * @hide
+     */
+    @SystemApi
+    public void startTethering(int type, boolean showProvisioningUi,
+            final OnStartTetheringCallback callback) {
+        startTethering(type, showProvisioningUi, callback, null);
+    }
+
+    /**
+     * Runs tether provisioning for the given type if needed and then starts tethering if
+     * the check succeeds. If no carrier provisioning is required for tethering, tethering is
+     * enabled immediately. If provisioning fails, tethering will not be enabled. It also
+     * schedules tether provisioning re-checks if appropriate.
+     *
+     * @param type The type of tethering to start. Must be one of
+     *         {@link ConnectivityManager.TETHERING_WIFI},
+     *         {@link ConnectivityManager.TETHERING_USB}, or
+     *         {@link ConnectivityManager.TETHERING_BLUETOOTH}.
+     * @param showProvisioningUi a boolean indicating to show the provisioning app UI if there
+     *         is one. This should be true the first time this function is called and also any time
+     *         the user can see this UI. It gives users information from their carrier about the
+     *         check failing and how they can sign up for tethering if possible.
+     * @param callback an {@link OnStartTetheringCallback} which will be called to notify the caller
+     *         of the result of trying to tether.
+     * @param handler {@link Handler} to specify the thread upon which the callback will be invoked.
+     * @hide
+     */
+    @SystemApi
+    public void startTethering(int type, boolean showProvisioningUi,
+            final OnStartTetheringCallback callback, Handler handler) {
+        ResultReceiver wrappedCallback = new ResultReceiver(handler) {
+            @Override
+            protected void onReceiveResult(int resultCode, Bundle resultData) {
+                if (resultCode == TETHER_ERROR_NO_ERROR) {
+                    callback.onTetheringStarted();
+                } else {
+                    callback.onTetheringFailed();
+                }
+            }
+        };
+        try {
+            mService.startTethering(type, wrappedCallback, showProvisioningUi);
+        } catch (RemoteException e) {
+            Log.e(TAG, "Exception trying to start tethering.", e);
+            wrappedCallback.send(TETHER_ERROR_SERVICE_UNAVAIL, null);
+        }
+    }
+
+    /**
+     * Stops tethering for the given type. Also cancels any provisioning rechecks for that type if
+     * applicable.
+     *
+     * @param type The type of tethering to stop. Must be one of
+     *         {@link ConnectivityManager.TETHERING_WIFI},
+     *         {@link ConnectivityManager.TETHERING_USB}, or
+     *         {@link ConnectivityManager.TETHERING_BLUETOOTH}.
+     * @hide
+     */
+    @SystemApi
+    public void stopTethering(int type) {
+        try {
+            mService.stopTethering(type);
+        } catch (RemoteException e) {
+            Log.e(TAG, "Exception trying to stop tethering.", e);
+        }
+    }
+
+    /**
      * Get the list of regular expressions that define any tetherable
      * USB network interfaces.  If USB tethering is not supported by the
      * device, this list should be empty.
@@ -1949,6 +2116,8 @@
     public static final int TETHER_ERROR_DISABLE_NAT_ERROR    = 9;
     /** {@hide} */
     public static final int TETHER_ERROR_IFACE_CFG_ERROR      = 10;
+    /** {@hide} */
+    public static final int TETHER_ERROR_PROVISION_FAILED     = 11;
 
     /**
      * Get a more detailed error code after a Tethering or Untethering
diff --git a/core/java/android/net/IConnectivityManager.aidl b/core/java/android/net/IConnectivityManager.aidl
index 569468e..1a9c9ea 100644
--- a/core/java/android/net/IConnectivityManager.aidl
+++ b/core/java/android/net/IConnectivityManager.aidl
@@ -76,6 +76,10 @@
 
     boolean isTetheringSupported();
 
+    void startTethering(int type, in ResultReceiver receiver, boolean showProvisioningUi);
+
+    void stopTethering(int type);
+
     String[] getTetherableIfaces();
 
     String[] getTetheredIfaces();
diff --git a/core/java/android/provider/ContactsContract.java b/core/java/android/provider/ContactsContract.java
index b547432..1bfb3c0 100644
--- a/core/java/android/provider/ContactsContract.java
+++ b/core/java/android/provider/ContactsContract.java
@@ -8401,10 +8401,15 @@
          * @hide
          */
         public static Intent rebuildManagedQuickContactsIntent(String lookupKey, long contactId,
-                long directoryId, Intent originalIntent) {
+                boolean isContactIdIgnored, long directoryId, Intent originalIntent) {
             final Intent intent = new Intent(ACTION_QUICK_CONTACT);
             // Rebuild the URI from a lookup key and a contact ID.
-            Uri uri = Contacts.getLookupUri(contactId, lookupKey);
+            Uri uri = null;
+            if (!TextUtils.isEmpty(lookupKey)) {
+                uri = isContactIdIgnored
+                        ? Uri.withAppendedPath(Contacts.CONTENT_LOOKUP_URI, lookupKey)
+                        : Contacts.getLookupUri(contactId, lookupKey);
+            }
             if (uri != null && directoryId != Directory.DEFAULT) {
                 uri = uri.buildUpon().appendQueryParameter(
                         ContactsContract.DIRECTORY_PARAM_KEY, String.valueOf(directoryId)).build();
diff --git a/core/java/android/provider/ContactsInternal.java b/core/java/android/provider/ContactsInternal.java
index 36ef52d..2cd1d48 100644
--- a/core/java/android/provider/ContactsInternal.java
+++ b/core/java/android/provider/ContactsInternal.java
@@ -42,10 +42,12 @@
     private static final UriMatcher sContactsUriMatcher = new UriMatcher(UriMatcher.NO_MATCH);
 
     private static final int CONTACTS_URI_LOOKUP_ID = 1000;
+    private static final int CONTACTS_URI_LOOKUP = 1001;
 
     static {
         // Contacts URI matching table
         final UriMatcher matcher = sContactsUriMatcher;
+        matcher.addURI(ContactsContract.AUTHORITY, "contacts/lookup/*", CONTACTS_URI_LOOKUP);
         matcher.addURI(ContactsContract.AUTHORITY, "contacts/lookup/*/#", CONTACTS_URI_LOOKUP_ID);
     }
 
@@ -57,6 +59,7 @@
 
         final int match = sContactsUriMatcher.match(uri);
         switch (match) {
+            case CONTACTS_URI_LOOKUP:
             case CONTACTS_URI_LOOKUP_ID: {
                 if (maybeStartManagedQuickContact(context, intent)) {
                     return; // Request handled by DPM.  Just return here.
@@ -89,7 +92,10 @@
 
         // Decompose into an ID and a lookup key.
         final List<String> pathSegments = uri.getPathSegments();
-        final long contactId = ContentUris.parseId(uri);
+        final boolean isContactIdIgnored = pathSegments.size() < 4;
+        final long contactId = isContactIdIgnored
+                ? ContactsContract.Contacts.ENTERPRISE_CONTACT_ID_BASE //contact id will be ignored
+                : ContentUris.parseId(uri);
         final String lookupKey = pathSegments.get(2);
         final String directoryIdStr = uri.getQueryParameter(ContactsContract.DIRECTORY_PARAM_KEY);
         final long directoryId = (directoryIdStr == null)
@@ -119,8 +125,8 @@
         final long actualDirectoryId = (directoryId
                 - ContactsContract.Directory.ENTERPRISE_DIRECTORY_ID_BASE);
 
-        dpm.startManagedQuickContact(actualLookupKey, actualContactId, actualDirectoryId,
-                originalIntent);
+        dpm.startManagedQuickContact(actualLookupKey, actualContactId, isContactIdIgnored,
+                actualDirectoryId, originalIntent);
         return true;
     }
 }
diff --git a/core/java/android/provider/DocumentsContract.java b/core/java/android/provider/DocumentsContract.java
index 88cc8a2..cdd88f6 100644
--- a/core/java/android/provider/DocumentsContract.java
+++ b/core/java/android/provider/DocumentsContract.java
@@ -342,8 +342,8 @@
          * within the same document provider.
          *
          * @see #COLUMN_FLAGS
-         * @see DocumentsContract#moveDocument(ContentProviderClient, Uri, Uri)
-         * @see DocumentsProvider#moveDocument(String, String)
+         * @see DocumentsContract#moveDocument(ContentProviderClient, Uri, Uri, Uri)
+         * @see DocumentsProvider#moveDocument(String, String, String)
          */
         public static final int FLAG_SUPPORTS_MOVE = 1 << 8;
 
@@ -614,6 +614,8 @@
     public static final String METHOD_IS_CHILD_DOCUMENT = "android:isChildDocument";
 
     /** {@hide} */
+    public static final String EXTRA_PARENT_URI = "parentUri";
+    /** {@hide} */
     public static final String EXTRA_URI = "uri";
 
     private static final String PATH_ROOT = "root";
@@ -1139,7 +1141,6 @@
      * @param targetParentDocumentUri document which will become a parent of the source
      *         document's copy.
      * @return the copied document, or {@code null} if failed.
-     * @hide
      */
     public static Uri copyDocument(ContentResolver resolver, Uri sourceDocumentUri,
             Uri targetParentDocumentUri) {
@@ -1170,17 +1171,18 @@
      * Moves the given document under a new parent.
      *
      * @param sourceDocumentUri document with {@link Document#FLAG_SUPPORTS_MOVE}
+     * @param sourceParentDocumentUri parent document of the document to move.
      * @param targetParentDocumentUri document which will become a new parent of the source
      *         document.
      * @return the moved document, or {@code null} if failed.
-     * @hide
      */
     public static Uri moveDocument(ContentResolver resolver, Uri sourceDocumentUri,
-            Uri targetParentDocumentUri) {
+            Uri sourceParentDocumentUri, Uri targetParentDocumentUri) {
         final ContentProviderClient client = resolver.acquireUnstableContentProviderClient(
                 sourceDocumentUri.getAuthority());
         try {
-            return moveDocument(client, sourceDocumentUri, targetParentDocumentUri);
+            return moveDocument(client, sourceParentDocumentUri, sourceDocumentUri,
+                    targetParentDocumentUri);
         } catch (Exception e) {
             Log.w(TAG, "Failed to move document", e);
             return null;
@@ -1191,9 +1193,10 @@
 
     /** {@hide} */
     public static Uri moveDocument(ContentProviderClient client, Uri sourceDocumentUri,
-            Uri targetParentDocumentUri) throws RemoteException {
+            Uri sourceParentDocumentUri, Uri targetParentDocumentUri) throws RemoteException {
         final Bundle in = new Bundle();
         in.putParcelable(DocumentsContract.EXTRA_URI, sourceDocumentUri);
+        in.putParcelable(DocumentsContract.EXTRA_PARENT_URI, sourceParentDocumentUri);
         in.putParcelable(DocumentsContract.EXTRA_TARGET_URI, targetParentDocumentUri);
 
         final Bundle out = client.call(METHOD_MOVE_DOCUMENT, null, in);
diff --git a/core/java/android/provider/DocumentsProvider.java b/core/java/android/provider/DocumentsProvider.java
index 94b4157..bae928d 100644
--- a/core/java/android/provider/DocumentsProvider.java
+++ b/core/java/android/provider/DocumentsProvider.java
@@ -289,12 +289,14 @@
      * be returned.
      *
      * @param sourceDocumentId the document to move.
+     * @param sourceParentDocumentId the parent of the document to move.
      * @param targetParentDocumentId the target document to be a new parent of the
      *     source document.
      * @hide
      */
     @SuppressWarnings("unused")
-    public String moveDocument(String sourceDocumentId, String targetParentDocumentId)
+    public String moveDocument(String sourceDocumentId, String sourceParentDocumentId,
+            String targetParentDocumentId)
             throws FileNotFoundException {
         throw new UnsupportedOperationException("Move not supported");
     }
@@ -759,7 +761,7 @@
 
                 out.putParcelable(DocumentsContract.EXTRA_URI, newDocumentUri);
 
-                // Original document no longer exists, clean up any grants
+                // Original document no longer exists, clean up any grants.
                 revokeDocumentPermission(documentId);
             }
 
@@ -767,7 +769,7 @@
             enforceWritePermissionInner(documentUri, getCallingPackage(), null);
             deleteDocument(documentId);
 
-            // Document no longer exists, clean up any grants
+            // Document no longer exists, clean up any grants.
             revokeDocumentPermission(documentId);
 
         } else if (METHOD_COPY_DOCUMENT.equals(method)) {
@@ -793,13 +795,16 @@
             }
 
         } else if (METHOD_MOVE_DOCUMENT.equals(method)) {
+            final Uri parentSourceUri = extras.getParcelable(DocumentsContract.EXTRA_PARENT_URI);
+            final String parentSourceId = DocumentsContract.getDocumentId(parentSourceUri);
             final Uri targetUri = extras.getParcelable(DocumentsContract.EXTRA_TARGET_URI);
             final String targetId = DocumentsContract.getDocumentId(targetUri);
 
-            enforceReadPermissionInner(documentUri, getCallingPackage(), null);
+            enforceWritePermissionInner(documentUri, getCallingPackage(), null);
+            enforceReadPermissionInner(parentSourceUri, getCallingPackage(), null);
             enforceWritePermissionInner(targetUri, getCallingPackage(), null);
 
-            final String newDocumentId = moveDocument(documentId, targetId);
+            final String newDocumentId = moveDocument(documentId, parentSourceId, targetId);
 
             if (newDocumentId != null) {
                 final Uri newDocumentUri = buildDocumentUriMaybeUsingTree(documentUri,
@@ -814,7 +819,7 @@
                 out.putParcelable(DocumentsContract.EXTRA_URI, newDocumentUri);
             }
 
-            // Original document no longer exists, clean up any grants
+            // Original document no longer exists, clean up any grants.
             revokeDocumentPermission(documentId);
 
         } else {
diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index 80cf4bb..a9fd3c8 100755
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -129,6 +129,27 @@
             "android.settings.WIRELESS_SETTINGS";
 
     /**
+     * Activity Action: Show tether provisioning activity.
+     *
+     * <p>
+     * In some cases, a matching Activity may not exist, so ensure you
+     * safeguard against this.
+     * <p>
+     * Input: {@link ConnectivityManager.EXTRA_TETHER_TYPE} should be included to specify which type
+     * of tethering should be checked. {@link ConnectivityManager.EXTRA_PROVISION_CALLBACK} should
+     * contain a {@link ResultReceiver} which will be called back with a tether result code.
+     * <p>
+     * Output: The result of the provisioning check.
+     * {@link ConnectivityManager.TETHER_ERROR_NO_ERROR} if successful,
+     * {@link ConnectivityManager.TETHER_ERROR_PROVISION_FAILED} for failure.
+     *
+     * @hide
+     */
+    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
+    public static final String ACTION_TETHER_PROVISIONING =
+            "android.settings.TETHER_PROVISIONING_UI";
+
+    /**
      * Activity Action: Show settings to allow entering/exiting airplane mode.
      * <p>
      * In some cases, a matching Activity may not exist, so ensure you
diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java
index dc50e17..dd0887f 100644
--- a/core/java/android/view/View.java
+++ b/core/java/android/view/View.java
@@ -100,13 +100,13 @@
 import android.widget.Checkable;
 import android.widget.FrameLayout;
 import android.widget.ScrollBarDrawable;
-
 import static android.os.Build.VERSION_CODES.*;
 import static java.lang.Math.max;
 
 import com.android.internal.R;
 import com.android.internal.util.Predicate;
 import com.android.internal.view.menu.MenuBuilder;
+import com.android.internal.widget.ScrollBarUtils;
 import com.google.android.collect.Lists;
 import com.google.android.collect.Maps;
 
@@ -5128,6 +5128,88 @@
         return mVerticalScrollbarPosition;
     }
 
+    boolean isOnScrollbar(float x, float y) {
+        if (mScrollCache == null) {
+            return false;
+        }
+        x += getScrollX();
+        y += getScrollY();
+        if (isVerticalScrollBarEnabled() && !isVerticalScrollBarHidden()) {
+            final Rect bounds = mScrollCache.mScrollBarBounds;
+            getVerticalScrollBarBounds(bounds);
+            if (bounds.contains((int)x, (int)y)) {
+                return true;
+            }
+        }
+        if (isHorizontalScrollBarEnabled()) {
+            final Rect bounds = mScrollCache.mScrollBarBounds;
+            getHorizontalScrollBarBounds(bounds);
+            if (bounds.contains((int)x, (int)y)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    boolean isOnScrollbarThumb(float x, float y) {
+        return isOnVerticalScrollbarThumb(x, y) || isOnHorizontalScrollbarThumb(x, y);
+    }
+
+    private boolean isOnVerticalScrollbarThumb(float x, float y) {
+        if (mScrollCache == null) {
+            return false;
+        }
+        if (isVerticalScrollBarEnabled() && !isVerticalScrollBarHidden()) {
+            x += getScrollX();
+            y += getScrollY();
+            final Rect bounds = mScrollCache.mScrollBarBounds;
+            getVerticalScrollBarBounds(bounds);
+            final int range = computeVerticalScrollRange();
+            final int offset = computeVerticalScrollOffset();
+            final int extent = computeVerticalScrollExtent();
+            final int thumbLength = ScrollBarUtils.getThumbLength(bounds.height(), bounds.width(),
+                    extent, range);
+            final int thumbOffset = ScrollBarUtils.getThumbOffset(bounds.height(), thumbLength,
+                    extent, range, offset);
+            final int thumbTop = bounds.top + thumbOffset;
+            if (x >= bounds.left && x <= bounds.right && y >= thumbTop
+                    && y <= thumbTop + thumbLength) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private boolean isOnHorizontalScrollbarThumb(float x, float y) {
+        if (mScrollCache == null) {
+            return false;
+        }
+        if (isHorizontalScrollBarEnabled()) {
+            x += getScrollX();
+            y += getScrollY();
+            final Rect bounds = mScrollCache.mScrollBarBounds;
+            getHorizontalScrollBarBounds(bounds);
+            final int range = computeHorizontalScrollRange();
+            final int offset = computeHorizontalScrollOffset();
+            final int extent = computeHorizontalScrollExtent();
+            final int thumbLength = ScrollBarUtils.getThumbLength(bounds.width(), bounds.height(),
+                    extent, range);
+            final int thumbOffset = ScrollBarUtils.getThumbOffset(bounds.width(), thumbLength,
+                    extent, range, offset);
+            final int thumbLeft = bounds.left + thumbOffset;
+            if (x >= thumbLeft && x <= thumbLeft + thumbLength && y >= bounds.top
+                    && y <= bounds.bottom) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    boolean isDraggingScrollBar() {
+        return mScrollCache != null
+                && mScrollCache.mScrollBarDraggingState != ScrollabilityCache.NOT_DRAGGING;
+    }
+
     /**
      * Sets the state of all scroll indicators.
      * <p>
@@ -9715,6 +9797,9 @@
         }
 
         if (onFilterTouchEventForSecurity(event)) {
+            if ((mViewFlags & ENABLED_MASK) == ENABLED && handleScrollBarDragging(event)) {
+                result = true;
+            }
             //noinspection SimplifiableIfStatement
             ListenerInfo li = mListenerInfo;
             if (li != null && li.mOnTouchListener != null
@@ -10579,6 +10664,11 @@
             }
         }
 
+        if ((action == MotionEvent.ACTION_HOVER_ENTER || action == MotionEvent.ACTION_HOVER_MOVE)
+                && event.isFromSource(InputDevice.SOURCE_MOUSE)
+                && isOnScrollbar(event.getX(), event.getY())) {
+            awakenScrollBars();
+        }
         if (isHoverable()) {
             switch (action) {
                 case MotionEvent.ACTION_HOVER_ENTER:
@@ -10682,6 +10772,110 @@
     }
 
     /**
+     * Handles scroll bar dragging by mouse input.
+     *
+     * @hide
+     * @param event The motion event.
+     *
+     * @return true if the event was handled as a scroll bar dragging, false otherwise.
+     */
+    protected boolean handleScrollBarDragging(MotionEvent event) {
+        if (mScrollCache == null) {
+            return false;
+        }
+        final float x = event.getX();
+        final float y = event.getY();
+        final int action = event.getAction();
+        if ((mScrollCache.mScrollBarDraggingState == ScrollabilityCache.NOT_DRAGGING
+                && action != MotionEvent.ACTION_DOWN)
+                    || !event.isFromSource(InputDevice.SOURCE_MOUSE)
+                    || !event.isButtonPressed(MotionEvent.BUTTON_PRIMARY)) {
+            mScrollCache.mScrollBarDraggingState = ScrollabilityCache.NOT_DRAGGING;
+            return false;
+        }
+
+        switch (action) {
+            case MotionEvent.ACTION_MOVE:
+                if (mScrollCache.mScrollBarDraggingState == ScrollabilityCache.NOT_DRAGGING) {
+                    return false;
+                }
+                if (mScrollCache.mScrollBarDraggingState
+                        == ScrollabilityCache.DRAGGING_VERTICAL_SCROLL_BAR) {
+                    final Rect bounds = mScrollCache.mScrollBarBounds;
+                    getVerticalScrollBarBounds(bounds);
+                    final int range = computeVerticalScrollRange();
+                    final int offset = computeVerticalScrollOffset();
+                    final int extent = computeVerticalScrollExtent();
+
+                    final int thumbLength = ScrollBarUtils.getThumbLength(
+                            bounds.height(), bounds.width(), extent, range);
+                    final int thumbOffset = ScrollBarUtils.getThumbOffset(
+                            bounds.height(), thumbLength, extent, range, offset);
+
+                    final float diff = y - mScrollCache.mScrollBarDraggingPos;
+                    final float maxThumbOffset = bounds.height() - thumbLength;
+                    final float newThumbOffset =
+                            Math.min(Math.max(thumbOffset + diff, 0.0f), maxThumbOffset);
+                    final int height = getHeight();
+                    if (Math.round(newThumbOffset) != thumbOffset && maxThumbOffset > 0
+                            && height > 0 && extent > 0) {
+                        final int newY = Math.round((range - extent)
+                                / ((float)extent / height) * (newThumbOffset / maxThumbOffset));
+                        if (newY != getScrollY()) {
+                            mScrollCache.mScrollBarDraggingPos = y;
+                            setScrollY(newY);
+                        }
+                    }
+                    return true;
+                }
+                if (mScrollCache.mScrollBarDraggingState
+                        == ScrollabilityCache.DRAGGING_HORIZONTAL_SCROLL_BAR) {
+                    final Rect bounds = mScrollCache.mScrollBarBounds;
+                    getHorizontalScrollBarBounds(bounds);
+                    final int range = computeHorizontalScrollRange();
+                    final int offset = computeHorizontalScrollOffset();
+                    final int extent = computeHorizontalScrollExtent();
+
+                    final int thumbLength = ScrollBarUtils.getThumbLength(
+                            bounds.width(), bounds.height(), extent, range);
+                    final int thumbOffset = ScrollBarUtils.getThumbOffset(
+                            bounds.width(), thumbLength, extent, range, offset);
+
+                    final float diff = x - mScrollCache.mScrollBarDraggingPos;
+                    final float maxThumbOffset = bounds.width() - thumbLength;
+                    final float newThumbOffset =
+                            Math.min(Math.max(thumbOffset + diff, 0.0f), maxThumbOffset);
+                    final int width = getWidth();
+                    if (Math.round(newThumbOffset) != thumbOffset && maxThumbOffset > 0
+                            && width > 0 && extent > 0) {
+                        final int newX = Math.round((range - extent)
+                                / ((float)extent / width) * (newThumbOffset / maxThumbOffset));
+                        if (newX != getScrollX()) {
+                            mScrollCache.mScrollBarDraggingPos = x;
+                            setScrollX(newX);
+                        }
+                    }
+                    return true;
+                }
+            case MotionEvent.ACTION_DOWN:
+                if (isOnVerticalScrollbarThumb(x, y)) {
+                    mScrollCache.mScrollBarDraggingState =
+                            ScrollabilityCache.DRAGGING_VERTICAL_SCROLL_BAR;
+                    mScrollCache.mScrollBarDraggingPos = y;
+                    return true;
+                }
+                if (isOnHorizontalScrollbarThumb(x, y)) {
+                    mScrollCache.mScrollBarDraggingState =
+                            ScrollabilityCache.DRAGGING_HORIZONTAL_SCROLL_BAR;
+                    mScrollCache.mScrollBarDraggingPos = x;
+                    return true;
+                }
+        }
+        mScrollCache.mScrollBarDraggingState = ScrollabilityCache.NOT_DRAGGING;
+        return false;
+    }
+
+    /**
      * Implement this method to handle touch screen motion events.
      * <p>
      * If this method is used to detect click actions, it is recommended that
@@ -10714,7 +10908,6 @@
                     || (viewFlags & LONG_CLICKABLE) == LONG_CLICKABLE)
                     || (viewFlags & CONTEXT_CLICKABLE) == CONTEXT_CLICKABLE);
         }
-
         if (mTouchDelegate != null) {
             if (mTouchDelegate.onTouchEvent(event)) {
                 return true;
@@ -14275,6 +14468,45 @@
         }
     }
 
+    private void getHorizontalScrollBarBounds(Rect bounds) {
+        final int inside = (mViewFlags & SCROLLBARS_OUTSIDE_MASK) == 0 ? ~0 : 0;
+        final boolean drawVerticalScrollBar = isVerticalScrollBarEnabled()
+                && !isVerticalScrollBarHidden();
+        final int size = getHorizontalScrollbarHeight();
+        final int verticalScrollBarGap = drawVerticalScrollBar ?
+                getVerticalScrollbarWidth() : 0;
+        final int width = mRight - mLeft;
+        final int height = mBottom - mTop;
+        bounds.top = mScrollY + height - size - (mUserPaddingBottom & inside);
+        bounds.left = mScrollX + (mPaddingLeft & inside);
+        bounds.right = mScrollX + width - (mUserPaddingRight & inside) - verticalScrollBarGap;
+        bounds.bottom = bounds.top + size;
+    }
+
+    private void getVerticalScrollBarBounds(Rect bounds) {
+        final int inside = (mViewFlags & SCROLLBARS_OUTSIDE_MASK) == 0 ? ~0 : 0;
+        final int size = getVerticalScrollbarWidth();
+        int verticalScrollbarPosition = mVerticalScrollbarPosition;
+        if (verticalScrollbarPosition == SCROLLBAR_POSITION_DEFAULT) {
+            verticalScrollbarPosition = isLayoutRtl() ?
+                    SCROLLBAR_POSITION_LEFT : SCROLLBAR_POSITION_RIGHT;
+        }
+        final int width = mRight - mLeft;
+        final int height = mBottom - mTop;
+        switch (verticalScrollbarPosition) {
+            default:
+            case SCROLLBAR_POSITION_RIGHT:
+                bounds.left = mScrollX + width - size - (mUserPaddingRight & inside);
+                break;
+            case SCROLLBAR_POSITION_LEFT:
+                bounds.left = mScrollX + (mUserPaddingLeft & inside);
+                break;
+        }
+        bounds.top = mScrollY + (mPaddingTop & inside);
+        bounds.right = bounds.left + size;
+        bounds.bottom = mScrollY + height - (mUserPaddingBottom & inside);
+    }
+
     /**
      * <p>Request the drawing of the horizontal and the vertical scrollbar. The
      * scrollbars are painted only if they have been awakened first.</p>
@@ -14322,80 +14554,36 @@
                 cache.scrollBar.mutate().setAlpha(255);
             }
 
-
-            final int viewFlags = mViewFlags;
-
-            final boolean drawHorizontalScrollBar =
-                (viewFlags & SCROLLBARS_HORIZONTAL) == SCROLLBARS_HORIZONTAL;
-            final boolean drawVerticalScrollBar =
-                (viewFlags & SCROLLBARS_VERTICAL) == SCROLLBARS_VERTICAL
-                && !isVerticalScrollBarHidden();
+            final boolean drawHorizontalScrollBar = isHorizontalScrollBarEnabled();
+            final boolean drawVerticalScrollBar = isVerticalScrollBarEnabled()
+                    && !isVerticalScrollBarHidden();
 
             if (drawVerticalScrollBar || drawHorizontalScrollBar) {
-                final int width = mRight - mLeft;
-                final int height = mBottom - mTop;
-
                 final ScrollBarDrawable scrollBar = cache.scrollBar;
 
-                final int scrollX = mScrollX;
-                final int scrollY = mScrollY;
-                final int inside = (viewFlags & SCROLLBARS_OUTSIDE_MASK) == 0 ? ~0 : 0;
-
-                int left;
-                int top;
-                int right;
-                int bottom;
-
                 if (drawHorizontalScrollBar) {
-                    int size = scrollBar.getSize(false);
-                    if (size <= 0) {
-                        size = cache.scrollBarSize;
-                    }
-
                     scrollBar.setParameters(computeHorizontalScrollRange(),
                                             computeHorizontalScrollOffset(),
                                             computeHorizontalScrollExtent(), false);
-                    final int verticalScrollBarGap = drawVerticalScrollBar ?
-                            getVerticalScrollbarWidth() : 0;
-                    top = scrollY + height - size - (mUserPaddingBottom & inside);
-                    left = scrollX + (mPaddingLeft & inside);
-                    right = scrollX + width - (mUserPaddingRight & inside) - verticalScrollBarGap;
-                    bottom = top + size;
-                    onDrawHorizontalScrollBar(canvas, scrollBar, left, top, right, bottom);
+                    final Rect bounds = cache.mScrollBarBounds;
+                    getHorizontalScrollBarBounds(bounds);
+                    onDrawHorizontalScrollBar(canvas, scrollBar, bounds.left, bounds.top,
+                            bounds.right, bounds.bottom);
                     if (invalidate) {
-                        invalidate(left, top, right, bottom);
+                        invalidate(bounds);
                     }
                 }
 
                 if (drawVerticalScrollBar) {
-                    int size = scrollBar.getSize(true);
-                    if (size <= 0) {
-                        size = cache.scrollBarSize;
-                    }
-
                     scrollBar.setParameters(computeVerticalScrollRange(),
                                             computeVerticalScrollOffset(),
                                             computeVerticalScrollExtent(), true);
-                    int verticalScrollbarPosition = mVerticalScrollbarPosition;
-                    if (verticalScrollbarPosition == SCROLLBAR_POSITION_DEFAULT) {
-                        verticalScrollbarPosition = isLayoutRtl() ?
-                                SCROLLBAR_POSITION_LEFT : SCROLLBAR_POSITION_RIGHT;
-                    }
-                    switch (verticalScrollbarPosition) {
-                        default:
-                        case SCROLLBAR_POSITION_RIGHT:
-                            left = scrollX + width - size - (mUserPaddingRight & inside);
-                            break;
-                        case SCROLLBAR_POSITION_LEFT:
-                            left = scrollX + (mUserPaddingLeft & inside);
-                            break;
-                    }
-                    top = scrollY + (mPaddingTop & inside);
-                    right = left + size;
-                    bottom = scrollY + height - (mUserPaddingBottom & inside);
-                    onDrawVerticalScrollBar(canvas, scrollBar, left, top, right, bottom);
+                    final Rect bounds = cache.mScrollBarBounds;
+                    getVerticalScrollBarBounds(bounds);
+                    onDrawVerticalScrollBar(canvas, scrollBar, bounds.left, bounds.top,
+                            bounds.right, bounds.bottom);
                     if (invalidate) {
-                        invalidate(left, top, right, bottom);
+                        invalidate(bounds);
                     }
                 }
             }
@@ -21335,6 +21523,9 @@
      * @see PointerIcon
      */
     public PointerIcon getPointerIcon(MotionEvent event, float x, float y) {
+        if (isDraggingScrollBar() || isOnScrollbarThumb(x, y)) {
+            return PointerIcon.getSystemIcon(mContext, PointerIcon.STYLE_ARROW);
+        }
         return mPointerIcon;
     }
 
@@ -22606,6 +22797,15 @@
 
         private int mLastColor;
 
+        public final Rect mScrollBarBounds = new Rect();
+
+        public static final int NOT_DRAGGING = 0;
+        public static final int DRAGGING_VERTICAL_SCROLL_BAR = 1;
+        public static final int DRAGGING_HORIZONTAL_SCROLL_BAR = 2;
+        public int mScrollBarDraggingState = NOT_DRAGGING;
+
+        public float mScrollBarDraggingPos = 0;
+
         public ScrollabilityCache(ViewConfiguration configuration, View host) {
             fadingEdgeLength = configuration.getScaledFadingEdgeLength();
             scrollBarSize = configuration.getScaledScrollBarSize();
diff --git a/core/java/android/view/ViewGroup.java b/core/java/android/view/ViewGroup.java
index 27e2ea3..3fe6b8e 100644
--- a/core/java/android/view/ViewGroup.java
+++ b/core/java/android/view/ViewGroup.java
@@ -59,6 +59,7 @@
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
+
 import static android.os.Build.VERSION_CODES.JELLY_BEAN_MR1;
 
 /**
@@ -1651,6 +1652,9 @@
 
     @Override
     public PointerIcon getPointerIcon(MotionEvent event, float x, float y) {
+        if (isOnScrollbarThumb(x, y) || isDraggingScrollBar()) {
+            return PointerIcon.getSystemIcon(mContext, PointerIcon.STYLE_ARROW);
+        }
         // Check what the child under the pointer says about the pointer.
         final int childrenCount = mChildrenCount;
         if (childrenCount != 0) {
@@ -1974,7 +1978,7 @@
      * hover exit event in {@link #onHoverEvent} and then the hovered child will
      * receive a hover enter event.
      * </p><p>
-     * The default implementation always returns false.
+     * The default implementation handles mouse hover on the scroll bars.
      * </p>
      *
      * @param event The motion event that describes the hover.
@@ -1982,6 +1986,15 @@
      * and prevent its children from receiving it.
      */
     public boolean onInterceptHoverEvent(MotionEvent event) {
+        if (event.isFromSource(InputDevice.SOURCE_MOUSE)) {
+            final int action = event.getAction();
+            final float x = event.getX();
+            final float y = event.getY();
+            if ((action == MotionEvent.ACTION_HOVER_MOVE
+                    || action == MotionEvent.ACTION_HOVER_ENTER) && isOnScrollbar(x, y)) {
+                return true;
+            }
+        }
         return false;
     }
 
@@ -2716,6 +2729,12 @@
      * messages will be delivered here.
      */
     public boolean onInterceptTouchEvent(MotionEvent ev) {
+        if (ev.isFromSource(InputDevice.SOURCE_MOUSE)
+                && ev.getAction() == MotionEvent.ACTION_DOWN
+                && ev.isButtonPressed(MotionEvent.BUTTON_PRIMARY)
+                && isOnScrollbarThumb(ev.getX(), ev.getY())) {
+            return true;
+        }
         return false;
     }
 
diff --git a/core/java/android/widget/AbsListView.java b/core/java/android/widget/AbsListView.java
index 6c2c956..9561f08 100644
--- a/core/java/android/widget/AbsListView.java
+++ b/core/java/android/widget/AbsListView.java
@@ -3701,6 +3701,13 @@
         }
     }
 
+    /** @hide */
+    @Override
+    protected boolean handleScrollBarDragging(MotionEvent event) {
+        // Doesn't support normal scroll bar dragging. Use FastScroller.
+        return false;
+    }
+
     @Override
     public boolean onTouchEvent(MotionEvent ev) {
         if (!isEnabled()) {
diff --git a/core/java/android/widget/Editor.java b/core/java/android/widget/Editor.java
index 4355eb3..67473c6 100644
--- a/core/java/android/widget/Editor.java
+++ b/core/java/android/widget/Editor.java
@@ -1082,6 +1082,20 @@
         return true;
     }
 
+    private void startDragAndDrop() {
+        final int start = mTextView.getSelectionStart();
+        final int end = mTextView.getSelectionEnd();
+        CharSequence selectedText = mTextView.getTransformedText(start, end);
+        ClipData data = ClipData.newPlainText(null, selectedText);
+        DragLocalState localState = new DragLocalState(mTextView, start, end);
+        mTextView.startDragAndDrop(data, getTextThumbnailBuilder(selectedText), localState,
+                View.DRAG_FLAG_GLOBAL);
+        stopTextActionMode();
+        if (hasSelectionController()) {
+            getSelectionController().resetTouchOffsets();
+        }
+    }
+
     public boolean performLongClick(boolean handled) {
         // Long press in empty space moves cursor and starts the insertion action mode.
         if (!handled && !isPositionOnText(mLastDownPositionX, mLastDownPositionY) &&
@@ -1097,15 +1111,7 @@
 
         if (!handled && mTextActionMode != null) {
             if (touchPositionIsInSelection()) {
-                // Start a drag
-                final int start = mTextView.getSelectionStart();
-                final int end = mTextView.getSelectionEnd();
-                CharSequence selectedText = mTextView.getTransformedText(start, end);
-                ClipData data = ClipData.newPlainText(null, selectedText);
-                DragLocalState localState = new DragLocalState(mTextView, start, end);
-                mTextView.startDrag(data, getTextThumbnailBuilder(selectedText), localState,
-                        View.DRAG_FLAG_GLOBAL);
-                stopTextActionMode();
+                startDragAndDrop();
             } else {
                 stopTextActionMode();
                 selectCurrentWordAndStartDrag();
@@ -4925,6 +4931,14 @@
 
                     if (isMouse && !isDragAcceleratorActive()) {
                         final int offset = mTextView.getOffsetForPosition(eventX, eventY);
+                        if (mTextView.hasSelection()
+                                && (!mHaventMovedEnoughToStartDrag || mStartOffset != offset)
+                                && offset >= mTextView.getSelectionStart()
+                                && offset <= mTextView.getSelectionEnd()) {
+                            startDragAndDrop();
+                            break;
+                        }
+
                         if (mStartOffset != offset) {
                             // Start character based drag accelerator.
                             if (mTextActionMode != null) {
diff --git a/core/java/android/widget/HorizontalScrollView.java b/core/java/android/widget/HorizontalScrollView.java
index ebc7eb3..f16fdd6 100644
--- a/core/java/android/widget/HorizontalScrollView.java
+++ b/core/java/android/widget/HorizontalScrollView.java
@@ -454,6 +454,10 @@
             return true;
         }
 
+        if (super.onInterceptTouchEvent(ev)) {
+            return true;
+        }
+
         switch (action & MotionEvent.ACTION_MASK) {
             case MotionEvent.ACTION_MOVE: {
                 /*
diff --git a/core/java/android/widget/ScrollBarDrawable.java b/core/java/android/widget/ScrollBarDrawable.java
index 91d6232..8880217 100644
--- a/core/java/android/widget/ScrollBarDrawable.java
+++ b/core/java/android/widget/ScrollBarDrawable.java
@@ -16,6 +16,8 @@
 
 package android.widget;
 
+import com.android.internal.widget.ScrollBarUtils;
+
 import android.graphics.Canvas;
 import android.graphics.ColorFilter;
 import android.graphics.PixelFormat;
@@ -135,23 +137,15 @@
         }
 
         if (drawThumb) {
-            final int size = vertical ? r.height() : r.width();
+            final int scrollBarLength = vertical ? r.height() : r.width();
             final int thickness = vertical ? r.width() : r.height();
-            final int minLength = thickness * 2;
+            final int thumbLength =
+                    ScrollBarUtils.getThumbLength(scrollBarLength, thickness, extent, range);
+            final int thumbOffset =
+                    ScrollBarUtils.getThumbOffset(scrollBarLength, thumbLength, extent, range,
+                            mOffset);
 
-            // Avoid the tiny thumb.
-            int length = Math.round((float) size * extent / range);
-            if (length < minLength) {
-                length = minLength;
-            }
-
-            // Avoid the too-big thumb.
-            int offset = Math.round((float) (size - length) * mOffset / (range - extent));
-            if (offset > size - length) {
-                offset = size - length;
-            }
-
-            drawThumb(canvas, r, offset, length, vertical);
+            drawThumb(canvas, r, thumbOffset, thumbLength, vertical);
         }
     }
 
diff --git a/core/java/android/widget/ScrollView.java b/core/java/android/widget/ScrollView.java
index 78b931d..3f7a07bb 100644
--- a/core/java/android/widget/ScrollView.java
+++ b/core/java/android/widget/ScrollView.java
@@ -489,6 +489,10 @@
             return true;
         }
 
+        if (super.onInterceptTouchEvent(ev)) {
+            return true;
+        }
+
         /*
          * Don't try to intercept touch if we can't scroll anyway.
          */
diff --git a/core/java/com/android/internal/policy/DividerSnapAlgorithm.java b/core/java/com/android/internal/policy/DividerSnapAlgorithm.java
index 5b40bc0..a572486 100644
--- a/core/java/com/android/internal/policy/DividerSnapAlgorithm.java
+++ b/core/java/com/android/internal/policy/DividerSnapAlgorithm.java
@@ -237,6 +237,22 @@
         return mMiddleTarget;
     }
 
+    public SnapTarget getNextTarget(SnapTarget snapTarget) {
+        int index = mTargets.indexOf(snapTarget);
+        if (index != -1 && index < mTargets.size() - 1) {
+            return mTargets.get(index + 1);
+        }
+        return snapTarget;
+    }
+
+    public SnapTarget getPreviousTarget(SnapTarget snapTarget) {
+        int index = mTargets.indexOf(snapTarget);
+        if (index != -1 && index > 0) {
+            return mTargets.get(index - 1);
+        }
+        return snapTarget;
+    }
+
     /**
      * Represents a snap target for the divider.
      */
diff --git a/core/java/com/android/internal/widget/ScrollBarUtils.java b/core/java/com/android/internal/widget/ScrollBarUtils.java
new file mode 100644
index 0000000..0ae9f74
--- /dev/null
+++ b/core/java/com/android/internal/widget/ScrollBarUtils.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.widget;
+
+public class ScrollBarUtils {
+
+    public static int getThumbLength(int size, int thickness, int extent, int range) {
+        // Avoid the tiny thumb.
+        final int minLength = thickness * 2;
+        int length = Math.round((float) size * extent / range);
+        if (length < minLength) {
+            length = minLength;
+        }
+        return length;
+    }
+
+    public static int getThumbOffset(int size, int thumbLength, int extent, int range, int offset) {
+        // Avoid the too-big thumb.
+        int thumbOffset = Math.round((float) (size - thumbLength) * offset / (range - extent));
+        if (thumbOffset > size - thumbLength) {
+            thumbOffset = size - thumbLength;
+        }
+        return thumbOffset;
+    }
+}
diff --git a/core/jni/android_graphics_Canvas.cpp b/core/jni/android_graphics_Canvas.cpp
index 34877e0..35b5016 100644
--- a/core/jni/android_graphics_Canvas.cpp
+++ b/core/jni/android_graphics_Canvas.cpp
@@ -86,20 +86,20 @@
 }
 
 static jint save(JNIEnv*, jobject, jlong canvasHandle, jint flagsHandle) {
-    SkCanvas::SaveFlags flags = static_cast<SkCanvas::SaveFlags>(flagsHandle);
+    SaveFlags::Flags flags = static_cast<SaveFlags::Flags>(flagsHandle);
     return static_cast<jint>(get_canvas(canvasHandle)->save(flags));
 }
 
 static jint saveLayer(JNIEnv* env, jobject, jlong canvasHandle, jfloat l, jfloat t,
                       jfloat r, jfloat b, jlong paintHandle, jint flagsHandle) {
     Paint* paint  = reinterpret_cast<Paint*>(paintHandle);
-    SkCanvas::SaveFlags flags = static_cast<SkCanvas::SaveFlags>(flagsHandle);
+    SaveFlags::Flags flags = static_cast<SaveFlags::Flags>(flagsHandle);
     return static_cast<jint>(get_canvas(canvasHandle)->saveLayer(l, t, r, b, paint, flags));
 }
 
 static jint saveLayerAlpha(JNIEnv* env, jobject, jlong canvasHandle, jfloat l, jfloat t,
                            jfloat r, jfloat b, jint alpha, jint flagsHandle) {
-    SkCanvas::SaveFlags flags = static_cast<SkCanvas::SaveFlags>(flagsHandle);
+    SaveFlags::Flags flags = static_cast<SaveFlags::Flags>(flagsHandle);
     return static_cast<jint>(get_canvas(canvasHandle)->saveLayerAlpha(l, t, r, b, alpha, flags));
 }
 
@@ -351,7 +351,7 @@
     if (CC_LIKELY(dstDensity == srcDensity || dstDensity == 0 || srcDensity == 0)) {
         canvas->drawNinePatch(skiaBitmap, *chunk, left, top, right, bottom, paint);
     } else {
-        canvas->save(SkCanvas::kMatrixClip_SaveFlag);
+        canvas->save(SaveFlags::MatrixClip);
 
         SkScalar scale = dstDensity / (float)srcDensity;
         canvas->translate(left, top);
@@ -390,7 +390,7 @@
             canvas->drawBitmap(bitmap, left, top, paint);
         }
     } else {
-        canvas->save(SkCanvas::kMatrixClip_SaveFlag);
+        canvas->save(SaveFlags::MatrixClip);
         SkScalar scale = canvasDensity / (float)bitmapDensity;
         canvas->translate(left, top);
         canvas->scale(scale, scale);
diff --git a/core/res/res/drawable-xhdpi/pointer_alias_large.png b/core/res/res/drawable-xhdpi/pointer_alias_large.png
new file mode 100644
index 0000000..813cd2a
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_alias_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_all_scroll_large.png b/core/res/res/drawable-xhdpi/pointer_all_scroll_large.png
new file mode 100644
index 0000000..f101077
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_all_scroll_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_arrow_large.png b/core/res/res/drawable-xhdpi/pointer_arrow_large.png
new file mode 100644
index 0000000..0f9165b
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_arrow_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_cell_large.png b/core/res/res/drawable-xhdpi/pointer_cell_large.png
new file mode 100644
index 0000000..b41f855
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_cell_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_context_menu_large.png b/core/res/res/drawable-xhdpi/pointer_context_menu_large.png
new file mode 100644
index 0000000..6264e0b
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_context_menu_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_copy_large.png b/core/res/res/drawable-xhdpi/pointer_copy_large.png
new file mode 100644
index 0000000..5e7f375
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_copy_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_crosshair_large.png b/core/res/res/drawable-xhdpi/pointer_crosshair_large.png
new file mode 100644
index 0000000..d5f4502
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_crosshair_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_grab_large.png b/core/res/res/drawable-xhdpi/pointer_grab_large.png
new file mode 100644
index 0000000..bf99b79
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_grab_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_grabbing_large.png b/core/res/res/drawable-xhdpi/pointer_grabbing_large.png
new file mode 100644
index 0000000..e576bcd
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_grabbing_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_hand_large.png b/core/res/res/drawable-xhdpi/pointer_hand_large.png
new file mode 100644
index 0000000..76fa09b
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_hand_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_help_large.png b/core/res/res/drawable-xhdpi/pointer_help_large.png
new file mode 100644
index 0000000..a45f039
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_help_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_horizontal_double_arrow_large.png b/core/res/res/drawable-xhdpi/pointer_horizontal_double_arrow_large.png
new file mode 100644
index 0000000..9b2a312
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_horizontal_double_arrow_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_nodrop_large.png b/core/res/res/drawable-xhdpi/pointer_nodrop_large.png
new file mode 100644
index 0000000..f140532
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_nodrop_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_text_large.png b/core/res/res/drawable-xhdpi/pointer_text_large.png
new file mode 100644
index 0000000..56be154
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_text_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_top_left_diagonal_double_arrow_large.png b/core/res/res/drawable-xhdpi/pointer_top_left_diagonal_double_arrow_large.png
new file mode 100644
index 0000000..9e6a8b6
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_top_left_diagonal_double_arrow_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_top_right_diagonal_double_arrow_large.png b/core/res/res/drawable-xhdpi/pointer_top_right_diagonal_double_arrow_large.png
new file mode 100644
index 0000000..2631094c8
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_top_right_diagonal_double_arrow_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_vertical_double_arrow_large.png b/core/res/res/drawable-xhdpi/pointer_vertical_double_arrow_large.png
new file mode 100644
index 0000000..5ec65e01
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_vertical_double_arrow_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_vertical_text_large.png b/core/res/res/drawable-xhdpi/pointer_vertical_text_large.png
new file mode 100644
index 0000000..26c46de
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_vertical_text_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_zoom_in_large.png b/core/res/res/drawable-xhdpi/pointer_zoom_in_large.png
new file mode 100644
index 0000000..c2b845f
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_zoom_in_large.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/pointer_zoom_out_large.png b/core/res/res/drawable-xhdpi/pointer_zoom_out_large.png
new file mode 100644
index 0000000..148ed25
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/pointer_zoom_out_large.png
Binary files differ
diff --git a/core/tests/coretests/AndroidManifest.xml b/core/tests/coretests/AndroidManifest.xml
index c0453f8..eb0075b 100644
--- a/core/tests/coretests/AndroidManifest.xml
+++ b/core/tests/coretests/AndroidManifest.xml
@@ -53,6 +53,7 @@
     <uses-permission android:name="android.permission.DOWNLOAD_CACHE_NON_PURGEABLE" />
     <uses-permission android:name="android.permission.GET_PACKAGE_SIZE" />
     <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.INJECT_EVENTS" />
     <uses-permission android:name="android.permission.READ_CONTACTS" />
     <uses-permission android:name="android.permission.READ_LOGS"/>
     <uses-permission android:name="android.permission.READ_PHONE_STATE" />
diff --git a/core/tests/coretests/src/android/widget/TextViewActivityMouseTest.java b/core/tests/coretests/src/android/widget/TextViewActivityMouseTest.java
index afd0bc4..00df87d 100644
--- a/core/tests/coretests/src/android/widget/TextViewActivityMouseTest.java
+++ b/core/tests/coretests/src/android/widget/TextViewActivityMouseTest.java
@@ -37,6 +37,7 @@
 import static android.support.test.espresso.assertion.ViewAssertions.matches;
 import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
 import static android.support.test.espresso.matcher.ViewMatchers.withId;
+import static android.support.test.espresso.matcher.ViewMatchers.withText;
 
 import com.android.frameworks.coretests.R;
 
@@ -145,6 +146,40 @@
     }
 
     @SmallTest
+    public void testDragAndDrop() throws Exception {
+        final String text = "abc def ghi.";
+        onView(withId(R.id.textview)).perform(click());
+        onView(withId(R.id.textview)).perform(typeTextIntoFocusedView(text));
+        onView(withId(R.id.textview)).perform(
+                mouseDragOnText(text.indexOf("d"), text.indexOf("f") + 1));
+
+        onView(withId(R.id.textview)).perform(
+                mouseDragOnText(text.indexOf("e"), text.length()));
+
+        onView(withId(R.id.textview)).check(matches(withText("abc ghi.def")));
+        onView(withId(R.id.textview)).check(hasSelection(""));
+        assertNoSelectionHandles();
+        onView(withId(R.id.textview)).check(hasInsertionPointerAtIndex("abc ghi.def".length()));
+    }
+
+    @SmallTest
+    public void testDragAndDrop_longClick() throws Exception {
+        final String text = "abc def ghi.";
+        onView(withId(R.id.textview)).perform(click());
+        onView(withId(R.id.textview)).perform(typeTextIntoFocusedView(text));
+        onView(withId(R.id.textview)).perform(
+                mouseDragOnText(text.indexOf("d"), text.indexOf("f") + 1));
+
+        onView(withId(R.id.textview)).perform(
+                mouseLongClickAndDragOnText(text.indexOf("e"), text.length()));
+
+        onView(withId(R.id.textview)).check(matches(withText("abc ghi.def")));
+        onView(withId(R.id.textview)).check(hasSelection(""));
+        assertNoSelectionHandles();
+        onView(withId(R.id.textview)).check(hasInsertionPointerAtIndex("abc ghi.def".length()));
+    }
+
+    @SmallTest
     public void testSelectTextByLongClick() throws Exception {
         final String helloWorld = "Hello world!";
         onView(withId(R.id.textview)).perform(click());
diff --git a/core/tests/coretests/src/android/widget/TextViewActivityTest.java b/core/tests/coretests/src/android/widget/TextViewActivityTest.java
index edbfef9..5dae4a8 100644
--- a/core/tests/coretests/src/android/widget/TextViewActivityTest.java
+++ b/core/tests/coretests/src/android/widget/TextViewActivityTest.java
@@ -159,6 +159,22 @@
     }
 
     @SmallTest
+    public void testDragAndDrop() throws Exception {
+        final String text = "abc def ghi.";
+        onView(withId(R.id.textview)).perform(click());
+        onView(withId(R.id.textview)).perform(typeTextIntoFocusedView(text));
+        onView(withId(R.id.textview)).perform(longPressOnTextAtIndex(text.indexOf("e")));
+
+        onView(withId(R.id.textview)).perform(
+                longPressAndDragOnText(text.indexOf("e"), text.length()));
+
+        onView(withId(R.id.textview)).check(matches(withText("abc ghi.def")));
+        onView(withId(R.id.textview)).check(hasSelection(""));
+        assertNoSelectionHandles();
+        onView(withId(R.id.textview)).check(hasInsertionPointerAtIndex("abc ghi.def".length()));
+    }
+
+    @SmallTest
     public void testDoubleTapToSelect() throws Exception {
         final String helloWorld = "Hello SuetYi!";
         onView(withId(R.id.textview)).perform(click());
diff --git a/libs/hwui/Android.mk b/libs/hwui/Android.mk
index 483ccf7..fc40554 100644
--- a/libs/hwui/Android.mk
+++ b/libs/hwui/Android.mk
@@ -4,6 +4,11 @@
 
 HWUI_NEW_OPS := true
 
+# Enables fine-grained GLES error checking
+# If set to true, every GLES call is wrapped & error checked
+# Has moderate overhead
+HWUI_ENABLE_OPENGL_VALIDATION := false
+
 hwui_src_files := \
     font/CacheTexture.cpp \
     font/Font.cpp \
@@ -157,6 +162,13 @@
         frameworks/rs
 endif
 
+ifeq (true, $(HWUI_ENABLE_OPENGL_VALIDATION))
+    hwui_cflags += -include debug/wrap_gles.h
+    hwui_src_files += debug/wrap_gles.cpp
+    hwui_c_includes += frameworks/native/opengl/libs/GLES2
+    hwui_cflags += -DDEBUG_OPENGL=3
+endif
+
 
 # ------------------------
 # static library
@@ -188,8 +200,8 @@
         -DHWUI_NULL_GPU
 LOCAL_SRC_FILES := \
         $(hwui_src_files) \
-        tests/common/nullegl.cpp \
-        tests/common/nullgles.cpp
+        debug/nullegl.cpp \
+        debug/nullgles.cpp
 LOCAL_C_INCLUDES := $(hwui_c_includes) $(call hwui_proto_include)
 LOCAL_EXPORT_C_INCLUDE_DIRS := $(hwui_c_includes) $(call hwui_proto_include)
 
diff --git a/libs/hwui/BakedOpDispatcher.cpp b/libs/hwui/BakedOpDispatcher.cpp
index 00381ee..7ecc743 100644
--- a/libs/hwui/BakedOpDispatcher.cpp
+++ b/libs/hwui/BakedOpDispatcher.cpp
@@ -784,9 +784,7 @@
                 .build();
         renderer.renderGlop(state, glop);
     }
-    GL_CHECKPOINT();
     renderer.renderState().layerPool().putOrDelete(*op.layerHandle);
-    GL_CHECKPOINT();
 }
 
 } // namespace uirenderer
diff --git a/libs/hwui/BakedOpRenderer.cpp b/libs/hwui/BakedOpRenderer.cpp
index a808b88..5736c70 100644
--- a/libs/hwui/BakedOpRenderer.cpp
+++ b/libs/hwui/BakedOpRenderer.cpp
@@ -49,7 +49,8 @@
     // attach the texture to the FBO
     glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D,
             offscreenBuffer->texture.id(), 0);
-    LOG_ALWAYS_FATAL_IF(GLUtils::dumpGLErrors(), "startLayer FAILED");
+    GL_CHECKPOINT(LOW);
+
     LOG_ALWAYS_FATAL_IF(glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE,
             "framebuffer incomplete!");
 
@@ -63,7 +64,7 @@
     if (mRenderTarget.stencil) {
         // if stencil was used for clipping, detach it and return it to pool
         glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERBUFFER, 0);
-        LOG_ALWAYS_FATAL_IF(GLUtils::dumpGLErrors(), "glfbrb endlayer failed");
+        GL_CHECKPOINT(MODERATE);
         mCaches.renderBufferCache.put(mRenderTarget.stencil);
         mRenderTarget.stencil = nullptr;
     }
@@ -74,8 +75,7 @@
 
     // Detach the texture from the FBO
     glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0);
-    LOG_ALWAYS_FATAL_IF(GLUtils::dumpGLErrors(), "endLayer FAILED, bound fbo = %u",
-            mRenderState.getFramebuffer());
+    GL_CHECKPOINT(LOW);
     mRenderState.deleteFramebuffer(mRenderTarget.frameBufferId);
     mRenderTarget.frameBufferId = 0;
 }
@@ -139,8 +139,6 @@
     mCaches.pathCache.trim();
     mCaches.tessellationCache.trim();
 
-    GL_CHECKPOINT();
-
 #if DEBUG_MEMORY_USAGE
     mCaches.dumpMemoryUsage();
 #else
diff --git a/libs/hwui/Canvas.h b/libs/hwui/Canvas.h
index 0643a54..9dfe454 100644
--- a/libs/hwui/Canvas.h
+++ b/libs/hwui/Canvas.h
@@ -27,6 +27,22 @@
 
 namespace android {
 
+namespace SaveFlags {
+
+// These must match the corresponding Canvas API constants.
+enum {
+    Matrix        = 0x01,
+    Clip          = 0x02,
+    HasAlphaLayer = 0x04,
+    ClipToLayer   = 0x10,
+
+    // Helper constant
+    MatrixClip    = Matrix | Clip,
+};
+typedef uint32_t Flags;
+
+} // namespace SaveFlags
+
 class ANDROID_API Canvas {
 public:
     virtual ~Canvas() {};
@@ -70,16 +86,17 @@
 // ----------------------------------------------------------------------------
 // Canvas state operations
 // ----------------------------------------------------------------------------
+
     // Save (layer)
     virtual int getSaveCount() const = 0;
-    virtual int save(SkCanvas::SaveFlags flags) = 0;
+    virtual int save(SaveFlags::Flags flags) = 0;
     virtual void restore() = 0;
     virtual void restoreToCount(int saveCount) = 0;
 
     virtual int saveLayer(float left, float top, float right, float bottom,
-                const SkPaint* paint, SkCanvas::SaveFlags flags) = 0;
+                const SkPaint* paint, SaveFlags::Flags flags) = 0;
     virtual int saveLayerAlpha(float left, float top, float right, float bottom,
-            int alpha, SkCanvas::SaveFlags flags) = 0;
+            int alpha, SaveFlags::Flags flags) = 0;
 
     // Matrix
     virtual void getMatrix(SkMatrix* outMatrix) const = 0;
diff --git a/libs/hwui/CanvasState.cpp b/libs/hwui/CanvasState.cpp
index cf2726b5..43ff33f 100644
--- a/libs/hwui/CanvasState.cpp
+++ b/libs/hwui/CanvasState.cpp
@@ -14,8 +14,7 @@
  * limitations under the License.
  */
 
-#include <SkCanvas.h>
-
+#include "Canvas.h"
 #include "CanvasState.h"
 #include "utils/MathUtils.h"
 
@@ -54,8 +53,7 @@
     }
 
     freeAllSnapshots();
-    mSnapshot = allocSnapshot(&mFirstSnapshot,
-            SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+    mSnapshot = allocSnapshot(&mFirstSnapshot, SaveFlags::MatrixClip);
     mSnapshot->setRelativeLightCenter(Vector3());
     mSaveCount = 1;
 }
@@ -72,8 +70,7 @@
     }
 
     freeAllSnapshots();
-    mSnapshot = allocSnapshot(&mFirstSnapshot,
-            SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+    mSnapshot = allocSnapshot(&mFirstSnapshot, SaveFlags::MatrixClip);
     mSnapshot->setClip(clipLeft, clipTop, clipRight, clipBottom);
     mSnapshot->fbo = mCanvas.getTargetFbo();
     mSnapshot->setRelativeLightCenter(lightCenter);
diff --git a/libs/hwui/Debug.h b/libs/hwui/Debug.h
index e98fa04..748edef 100644
--- a/libs/hwui/Debug.h
+++ b/libs/hwui/Debug.h
@@ -17,8 +17,18 @@
 #ifndef ANDROID_HWUI_DEBUG_H
 #define ANDROID_HWUI_DEBUG_H
 
+#define DEBUG_LEVEL_HIGH 3
+#define DEBUG_LEVEL_MODERATE 2
+#define DEBUG_LEVEL_LOW 1
+#define DEBUG_LEVEL_NONE 0
+
 // Turn on to check for OpenGL errors on each frame
-#define DEBUG_OPENGL 1
+// Note DEBUG_LEVEL_HIGH for DEBUG_OPENGL is only setable by enabling
+// HWUI_ENABLE_OPENGL_VALIDATION when building HWUI. Similarly if
+// HWUI_ENABLE_OPENGL_VALIDATION is set then this is always DEBUG_LEVEL_HIGH
+#ifndef DEBUG_OPENGL
+#define DEBUG_OPENGL DEBUG_LEVEL_LOW
+#endif
 
 // Turn on to enable initialization information
 #define DEBUG_INIT 0
diff --git a/libs/hwui/DeferredDisplayList.cpp b/libs/hwui/DeferredDisplayList.cpp
index a1825c5..1b0f424 100644
--- a/libs/hwui/DeferredDisplayList.cpp
+++ b/libs/hwui/DeferredDisplayList.cpp
@@ -14,8 +14,6 @@
  * limitations under the License.
  */
 
-#include <SkCanvas.h>
-
 #include <utils/Trace.h>
 #include <ui/Rect.h>
 #include <ui/Region.h>
@@ -419,7 +417,7 @@
  * beginning of the frame. This would avoid targetting and removing an FBO in the middle of a frame.
  *
  * saveLayer operations should be pulled to the beginning of the frame if the canvas doesn't have a
- * complex clip, and if the flags (kClip_SaveFlag & kClipToLayer_SaveFlag) are set.
+ * complex clip, and if the flags (SaveFlags::Clip & SaveFlags::ClipToLayer) are set.
  */
 void DeferredDisplayList::addSaveLayer(OpenGLRenderer& renderer,
         SaveLayerOp* op, int newSaveCount) {
@@ -438,7 +436,7 @@
     int saveFlags = op->getFlags();
     DEFER_LOGD("%p adding saveOp %p, flags %x, new count %d", this, op, saveFlags, newSaveCount);
 
-    if (recordingComplexClip() && (saveFlags & SkCanvas::kClip_SaveFlag)) {
+    if (recordingComplexClip() && (saveFlags & SaveFlags::Clip)) {
         // store and replay the save operation, as it may be needed to correctly playback the clip
         DEFER_LOGD("    adding save barrier with new save count %d", newSaveCount);
         storeStateOpBarrier(renderer, op);
@@ -621,7 +619,7 @@
             this, newSaveCount, mBatches.size());
 
     // store displayState for the restore operation, as it may be associated with a saveLayer that
-    // doesn't have kClip_SaveFlag set
+    // doesn't have SaveFlags::Clip set
     DeferredDisplayState* state = createState();
     renderer.storeDisplayState(*state, getStateOpDeferFlags());
     mBatches.push_back(new RestoreToCountBatch(op, state, newSaveCount));
@@ -654,7 +652,7 @@
     renderer.eventMark("Flush");
 
     // save and restore so that reordering doesn't affect final state
-    renderer.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+    renderer.save(SaveFlags::MatrixClip);
 
     if (CC_LIKELY(avoidOverdraw())) {
         for (unsigned int i = 1; i < mBatches.size(); i++) {
diff --git a/libs/hwui/DisplayListCanvas.cpp b/libs/hwui/DisplayListCanvas.cpp
index 759c12a..384e64d 100644
--- a/libs/hwui/DisplayListCanvas.cpp
+++ b/libs/hwui/DisplayListCanvas.cpp
@@ -102,7 +102,7 @@
     return mSkiaCanvasProxy.get();
 }
 
-int DisplayListCanvas::save(SkCanvas::SaveFlags flags) {
+int DisplayListCanvas::save(SaveFlags::Flags flags) {
     addStateOp(new (alloc()) SaveOp((int) flags));
     return mState.save((int) flags);
 }
@@ -125,9 +125,9 @@
 }
 
 int DisplayListCanvas::saveLayer(float left, float top, float right, float bottom,
-        const SkPaint* paint, SkCanvas::SaveFlags flags) {
+        const SkPaint* paint, SaveFlags::Flags flags) {
     // force matrix/clip isolation for layer
-    flags |= SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag;
+    flags |= SaveFlags::MatrixClip;
 
     paint = refPaint(paint);
     addStateOp(new (alloc()) SaveLayerOp(left, top, right, bottom, paint, (int) flags));
@@ -232,7 +232,7 @@
 
 void DisplayListCanvas::drawBitmap(const SkBitmap& bitmap, float left, float top,
         const SkPaint* paint) {
-    save(SkCanvas::kMatrix_SaveFlag);
+    save(SaveFlags::Matrix);
     translate(left, top);
     drawBitmap(&bitmap, paint);
     restore();
@@ -253,7 +253,7 @@
         drawBitmap(bitmap, src.fLeft, src.fTop, src.fRight, src.fBottom,
                    dst.fLeft, dst.fTop, dst.fRight, dst.fBottom, paint);
     } else {
-        save(SkCanvas::kMatrix_SaveFlag);
+        save(SaveFlags::Matrix);
         concat(matrix);
         drawBitmap(&bitmap, paint);
         restore();
@@ -269,7 +269,7 @@
             && (srcBottom - srcTop == dstBottom - dstTop)
             && (srcRight - srcLeft == dstRight - dstLeft)) {
         // transform simple rect to rect drawing case into position bitmap ops, since they merge
-        save(SkCanvas::kMatrix_SaveFlag);
+        save(SaveFlags::Matrix);
         translate(dstLeft, dstTop);
         drawBitmap(&bitmap, paint);
         restore();
@@ -283,7 +283,7 @@
                 // Apply the scale transform on the canvas, so that the shader
                 // effectively calculates positions relative to src rect space
 
-                save(SkCanvas::kMatrix_SaveFlag);
+                save(SaveFlags::Matrix);
                 translate(dstLeft, dstTop);
                 scale(scaleX, scaleY);
 
diff --git a/libs/hwui/DisplayListCanvas.h b/libs/hwui/DisplayListCanvas.h
index 72fc100..f1cfa08 100644
--- a/libs/hwui/DisplayListCanvas.h
+++ b/libs/hwui/DisplayListCanvas.h
@@ -128,14 +128,14 @@
 // ----------------------------------------------------------------------------
     // Save (layer)
     virtual int getSaveCount() const override { return mState.getSaveCount(); }
-    virtual int save(SkCanvas::SaveFlags flags) override;
+    virtual int save(SaveFlags::Flags flags) override;
     virtual void restore() override;
     virtual void restoreToCount(int saveCount) override;
 
     virtual int saveLayer(float left, float top, float right, float bottom, const SkPaint* paint,
-        SkCanvas::SaveFlags flags) override;
+        SaveFlags::Flags flags) override;
     virtual int saveLayerAlpha(float left, float top, float right, float bottom,
-            int alpha, SkCanvas::SaveFlags flags) override {
+            int alpha, SaveFlags::Flags flags) override {
         SkPaint paint;
         paint.setAlpha(alpha);
         return saveLayer(left, top, right, bottom, &paint, flags);
diff --git a/libs/hwui/FrameBuilder.cpp b/libs/hwui/FrameBuilder.cpp
index c4c655b..a3d6401 100644
--- a/libs/hwui/FrameBuilder.cpp
+++ b/libs/hwui/FrameBuilder.cpp
@@ -16,6 +16,7 @@
 
 #include "FrameBuilder.h"
 
+#include "Canvas.h"
 #include "LayerUpdateQueue.h"
 #include "RenderNode.h"
 #include "renderstate/OffscreenBufferPool.h"
@@ -23,7 +24,6 @@
 #include "utils/PaintUtils.h"
 #include "utils/TraceUtils.h"
 
-#include <SkCanvas.h>
 #include <SkPathOps.h>
 #include <utils/TypeHelpers.h>
 
@@ -77,7 +77,7 @@
         if (node->nothingToDraw()) continue;
         node->computeOrdering();
 
-        int count = mCanvasState.save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag);
+        int count = mCanvasState.save(SaveFlags::MatrixClip);
         deferNodePropsAndOps(*node);
         mCanvasState.restoreToCount(count);
     }
@@ -327,7 +327,7 @@
 
 void FrameBuilder::deferProjectedChildren(const RenderNode& renderNode) {
     const SkPath* projectionReceiverOutline = renderNode.properties().getOutline().getPath();
-    int count = mCanvasState.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+    int count = mCanvasState.save(SaveFlags::MatrixClip);
 
     // can't be null, since DL=null node rejection happens before deferNodePropsAndOps
     const DisplayList& displayList = *(renderNode.getDisplayList());
@@ -348,7 +348,7 @@
     for (size_t i = 0; i < renderNode.mProjectedNodes.size(); i++) {
         RenderNodeOp* childOp = renderNode.mProjectedNodes[i];
 
-        int restoreTo = mCanvasState.save(SkCanvas::kMatrix_SaveFlag);
+        int restoreTo = mCanvasState.save(SaveFlags::Matrix);
         mCanvasState.concatMatrix(childOp->transformFromCompositingAncestor);
         deferRenderNodeOpImpl(*childOp);
         mCanvasState.restoreToCount(restoreTo);
@@ -392,7 +392,7 @@
 
 void FrameBuilder::deferRenderNodeOpImpl(const RenderNodeOp& op) {
     if (op.renderNode->nothingToDraw()) return;
-    int count = mCanvasState.save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag);
+    int count = mCanvasState.save(SaveFlags::MatrixClip);
 
     // apply state from RecordedOp (clip first, since op's clip is transformed by current matrix)
     mCanvasState.writableSnapshot()->mutateClipArea().applyClip(op.localClip,
@@ -597,7 +597,7 @@
         const Rect& repaintRect,
         const Vector3& lightCenter,
         const BeginLayerOp* beginLayerOp, RenderNode* renderNode) {
-    mCanvasState.save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag);
+    mCanvasState.save(SaveFlags::MatrixClip);
     mCanvasState.writableSnapshot()->initializeViewport(layerWidth, layerHeight);
     mCanvasState.writableSnapshot()->roundRectClipState = nullptr;
     mCanvasState.writableSnapshot()->setRelativeLightCenter(lightCenter);
diff --git a/libs/hwui/FrameBuilder.h b/libs/hwui/FrameBuilder.h
index bd01850..4fd39be 100644
--- a/libs/hwui/FrameBuilder.h
+++ b/libs/hwui/FrameBuilder.h
@@ -100,30 +100,30 @@
         // Relay through layers in reverse order, since layers
         // later in the list will be drawn by earlier ones
         for (int i = mLayerBuilders.size() - 1; i >= 1; i--) {
-            GL_CHECKPOINT();
+            GL_CHECKPOINT(MODERATE);
             LayerBuilder& layer = *(mLayerBuilders[i]);
             if (layer.renderNode) {
                 // cached HW layer - can't skip layer if empty
                 renderer.startRepaintLayer(layer.offscreenBuffer, layer.repaintRect);
-                GL_CHECKPOINT();
+                GL_CHECKPOINT(MODERATE);
                 layer.replayBakedOpsImpl((void*)&renderer, unmergedReceivers, mergedReceivers);
-                GL_CHECKPOINT();
+                GL_CHECKPOINT(MODERATE);
                 renderer.endLayer();
             } else if (!layer.empty()) { // save layer - skip entire layer if empty
                 layer.offscreenBuffer = renderer.startTemporaryLayer(layer.width, layer.height);
-                GL_CHECKPOINT();
+                GL_CHECKPOINT(MODERATE);
                 layer.replayBakedOpsImpl((void*)&renderer, unmergedReceivers, mergedReceivers);
-                GL_CHECKPOINT();
+                GL_CHECKPOINT(MODERATE);
                 renderer.endLayer();
             }
         }
 
-        GL_CHECKPOINT();
+        GL_CHECKPOINT(MODERATE);
         const LayerBuilder& fbo0 = *(mLayerBuilders[0]);
         renderer.startFrame(fbo0.width, fbo0.height, fbo0.repaintRect);
-        GL_CHECKPOINT();
+        GL_CHECKPOINT(MODERATE);
         fbo0.replayBakedOpsImpl((void*)&renderer, unmergedReceivers, mergedReceivers);
-        GL_CHECKPOINT();
+        GL_CHECKPOINT(MODERATE);
         renderer.endFrame(fbo0.repaintRect);
     }
 
diff --git a/libs/hwui/LayerRenderer.cpp b/libs/hwui/LayerRenderer.cpp
index 0f219e4..3123e8e 100644
--- a/libs/hwui/LayerRenderer.cpp
+++ b/libs/hwui/LayerRenderer.cpp
@@ -407,7 +407,6 @@
         renderState.bindFramebuffer(fbo);
 
         glGenTextures(1, &texture);
-        GL_CHECKPOINT();
 
         caches.textureState().activateTexture(0);
         caches.textureState().bindTexture(texture);
@@ -422,11 +421,9 @@
 
         glTexImage2D(GL_TEXTURE_2D, 0, format, bitmap->width(), bitmap->height(),
                 0, format, type, nullptr);
-        GL_CHECKPOINT();
 
         glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
                 GL_TEXTURE_2D, texture, 0);
-        GL_CHECKPOINT();
 
         {
             LayerRenderer renderer(renderState, layer);
@@ -437,8 +434,6 @@
             renderer.translate(0.0f, bitmap->height());
             renderer.scale(1.0f, -1.0f);
 
-            GL_CHECKPOINT();
-
             {
                 Rect bounds;
                 bounds.set(0.0f, 0.0f, bitmap->width(), bitmap->height());
@@ -447,7 +442,6 @@
                 glReadPixels(0, 0, bitmap->width(), bitmap->height(), format,
                         type, bitmap->getPixels());
 
-                GL_CHECKPOINT();
             }
 
             status = true;
@@ -460,6 +454,8 @@
         renderState.deleteFramebuffer(fbo);
         renderState.setViewport(previousViewportWidth, previousViewportHeight);
 
+        GL_CHECKPOINT(MODERATE);
+
         return status;
     }
     return false;
diff --git a/libs/hwui/OpenGLRenderer.cpp b/libs/hwui/OpenGLRenderer.cpp
index db017fe..6c2e244 100644
--- a/libs/hwui/OpenGLRenderer.cpp
+++ b/libs/hwui/OpenGLRenderer.cpp
@@ -17,6 +17,7 @@
 #include <GpuMemoryTracker.h>
 #include "OpenGLRenderer.h"
 
+#include "Canvas.h"
 #include "DeferredDisplayList.h"
 #include "GammaFontRenderer.h"
 #include "Glop.h"
@@ -39,7 +40,6 @@
 #include <stdint.h>
 #include <sys/types.h>
 
-#include <SkCanvas.h>
 #include <SkColor.h>
 #include <SkPaintDefaults.h>
 #include <SkPathOps.h>
@@ -195,7 +195,7 @@
     }
 
     if (!suppressErrorChecks()) {
-        GL_CHECKPOINT();
+        GL_CHECKPOINT(MODERATE);
 
 #if DEBUG_MEMORY_USAGE
         mCaches.dumpMemoryUsage();
@@ -472,7 +472,7 @@
 int OpenGLRenderer::saveLayer(float left, float top, float right, float bottom,
         const SkPaint* paint, int flags, const SkPath* convexMask) {
     // force matrix/clip isolation for layer
-    flags |= SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag;
+    flags |= SaveFlags::MatrixClip;
 
     const int count = mState.saveSnapshot(flags);
 
@@ -531,7 +531,7 @@
         const SkPaint* paint, int flags) {
     const int count = mState.saveSnapshot(flags);
 
-    if (!mState.currentlyIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) {
+    if (!mState.currentlyIgnored() && (flags & SaveFlags::ClipToLayer)) {
         // initialize the snapshot as though it almost represents an FBO layer so deferred draw
         // operations will be able to store and restore the current clip and transform info, and
         // quick rejection will be correct (for display lists)
@@ -558,7 +558,7 @@
  * and the frame buffer still receive every drawing command. For instance, if a
  * layer is created and a shape intersecting the bounds of the layers and the
  * framebuffer is draw, the shape will be drawn on both (unless the layer was
- * created with the SkCanvas::kClipToLayer_SaveFlag flag.)
+ * created with the SaveFlags::ClipToLayer flag.)
  *
  * A way to implement layers is to create an FBO for each layer, backed by an RGBA
  * texture. Unfortunately, this is inefficient as it requires every primitive to
@@ -608,7 +608,7 @@
     LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top);
     LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize());
 
-    const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag;
+    const bool fboLayer = flags & SaveFlags::ClipToLayer;
 
     // Window coordinates of the layer
     Rect clip;
@@ -890,7 +890,7 @@
     if (CC_UNLIKELY(layer->region.isEmpty())) return; // nothing to draw
 
     if (layer->getConvexMask()) {
-        save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag);
+        save(SaveFlags::MatrixClip);
 
         // clip to the area of the layer the mask can be larger
         clipRect(rect.left, rect.top, rect.right, rect.bottom, SkRegion::kIntersect_Op);
@@ -2233,7 +2233,7 @@
     if (layer->isTextureLayer()) {
         transform = &layer->getTransform();
         if (!transform->isIdentity()) {
-            save(SkCanvas::kMatrix_SaveFlag);
+            save(SaveFlags::Matrix);
             concatMatrix(*transform);
         }
     }
diff --git a/libs/hwui/RecordingCanvas.cpp b/libs/hwui/RecordingCanvas.cpp
index 78855e5..328e291 100644
--- a/libs/hwui/RecordingCanvas.cpp
+++ b/libs/hwui/RecordingCanvas.cpp
@@ -92,7 +92,7 @@
 // android/graphics/Canvas state operations
 // ----------------------------------------------------------------------------
 // Save (layer)
-int RecordingCanvas::save(SkCanvas::SaveFlags flags) {
+int RecordingCanvas::save(SaveFlags::Flags flags) {
     return mState.save((int) flags);
 }
 
@@ -105,10 +105,10 @@
 }
 
 int RecordingCanvas::saveLayer(float left, float top, float right, float bottom,
-        const SkPaint* paint, SkCanvas::SaveFlags flags) {
+        const SkPaint* paint, SaveFlags::Flags flags) {
     // force matrix/clip isolation for layer
-    flags |= SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag;
-    bool clippedLayer = flags & SkCanvas::kClipToLayer_SaveFlag;
+    flags |= SaveFlags::MatrixClip;
+    bool clippedLayer = flags & SaveFlags::ClipToLayer;
 
     const Snapshot& previous = *mState.currentSnapshot();
 
@@ -128,7 +128,7 @@
         // unlikely case where an unclipped savelayer is recorded with a clip it can use,
         // as none of its unaffected/unclipped area is visible
         clippedLayer = true;
-        flags |= SkCanvas::kClipToLayer_SaveFlag;
+        flags |= SaveFlags::ClipToLayer;
     }
 
     visibleBounds.doIntersect(previous.getRenderTargetClip());
@@ -424,7 +424,7 @@
 
 // Bitmap-based
 void RecordingCanvas::drawBitmap(const SkBitmap& bitmap, float left, float top, const SkPaint* paint) {
-    save(SkCanvas::kMatrix_SaveFlag);
+    save(SaveFlags::Matrix);
     translate(left, top);
     drawBitmap(&bitmap, paint);
     restore();
@@ -445,7 +445,7 @@
         drawBitmap(bitmap, src.fLeft, src.fTop, src.fRight, src.fBottom,
                    dst.fLeft, dst.fTop, dst.fRight, dst.fBottom, paint);
     } else {
-        save(SkCanvas::kMatrix_SaveFlag);
+        save(SaveFlags::Matrix);
         concat(matrix);
         drawBitmap(&bitmap, paint);
         restore();
@@ -461,7 +461,7 @@
             && (srcBottom - srcTop == dstBottom - dstTop)
             && (srcRight - srcLeft == dstRight - dstLeft)) {
         // transform simple rect to rect drawing case into position bitmap ops, since they merge
-        save(SkCanvas::kMatrix_SaveFlag);
+        save(SaveFlags::Matrix);
         translate(dstLeft, dstTop);
         drawBitmap(&bitmap, paint);
         restore();
diff --git a/libs/hwui/RecordingCanvas.h b/libs/hwui/RecordingCanvas.h
index 8aa7506..786f96e 100644
--- a/libs/hwui/RecordingCanvas.h
+++ b/libs/hwui/RecordingCanvas.h
@@ -108,14 +108,14 @@
 // ----------------------------------------------------------------------------
     // Save (layer)
     virtual int getSaveCount() const override { return mState.getSaveCount(); }
-    virtual int save(SkCanvas::SaveFlags flags) override;
+    virtual int save(SaveFlags::Flags flags) override;
     virtual void restore() override;
     virtual void restoreToCount(int saveCount) override;
 
     virtual int saveLayer(float left, float top, float right, float bottom, const SkPaint* paint,
-        SkCanvas::SaveFlags flags) override;
+        SaveFlags::Flags flags) override;
     virtual int saveLayerAlpha(float left, float top, float right, float bottom,
-            int alpha, SkCanvas::SaveFlags flags) override {
+            int alpha, SaveFlags::Flags flags) override {
         SkPaint paint;
         paint.setAlpha(alpha);
         return saveLayer(left, top, right, bottom, &paint, flags);
diff --git a/libs/hwui/RenderNode.cpp b/libs/hwui/RenderNode.cpp
index ae690fd..d4588ed 100644
--- a/libs/hwui/RenderNode.cpp
+++ b/libs/hwui/RenderNode.cpp
@@ -33,8 +33,6 @@
 #include "protos/hwui.pb.h"
 #include "protos/ProtoHelpers.h"
 
-#include <SkCanvas.h>
-
 #include <algorithm>
 #include <sstream>
 #include <string>
@@ -105,8 +103,7 @@
             (isRenderable() ? "" : ", empty"),
             (properties().getProjectBackwards() ? ", projected" : ""),
             (mLayer != nullptr ? ", on HW Layer" : ""));
-    ALOGD("%*s%s %d", level * 2, "", "Save",
-            SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+    ALOGD("%*s%s %d", level * 2, "", "Save", SaveFlags::MatrixClip);
 
     properties().debugOutputProperties(level);
 
@@ -574,7 +571,7 @@
                     layerBounds.left, layerBounds.top,
                     layerBounds.right, layerBounds.bottom,
                     (int) (properties().getAlpha() * 255),
-                    SkCanvas::kHasAlphaLayer_SaveFlag | SkCanvas::kClipToLayer_SaveFlag);
+                    SaveFlags::HasAlphaLayer | SaveFlags::ClipToLayer);
             handler(op, PROPERTY_SAVECOUNT, properties().getClipToBounds());
         }
 
@@ -875,7 +872,7 @@
 
     // Apply the base transform of the parent of the 3d children. This isolates
     // 3d children of the current chunk from transformations made in previous chunks.
-    int rootRestoreTo = renderer.save(SkCanvas::kMatrix_SaveFlag);
+    int rootRestoreTo = renderer.save(SaveFlags::Matrix);
     renderer.setGlobalMatrix(initialTransform);
 
     /**
@@ -919,7 +916,7 @@
 
         // only the actual child DL draw needs to be in save/restore,
         // since it modifies the renderer's matrix
-        int restoreTo = renderer.save(SkCanvas::kMatrix_SaveFlag);
+        int restoreTo = renderer.save(SaveFlags::Matrix);
 
         DrawRenderNodeOp* childOp = zTranslatedNodes[drawIndex].value;
 
@@ -941,7 +938,7 @@
     int restoreTo = renderer.getSaveCount();
 
     LinearAllocator& alloc = handler.allocator();
-    handler(new (alloc) SaveOp(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag),
+    handler(new (alloc) SaveOp(SaveFlags::MatrixClip),
             PROPERTY_SAVECOUNT, properties().getClipToBounds());
 
     // Transform renderer to match background we're projecting onto
@@ -966,7 +963,7 @@
         renderNodeOp_t* childOp = mProjectedNodes[i];
 
         // matrix save, concat, and restore can be done safely without allocating operations
-        int restoreTo = renderer.save(SkCanvas::kMatrix_SaveFlag);
+        int restoreTo = renderer.save(SaveFlags::Matrix);
         renderer.concatMatrix(childOp->transformFromCompositingAncestor);
         childOp->skipInOrderDraw = false; // this is horrible, I'm so sorry everyone
         handler(childOp, renderer.getSaveCount() - 1, properties().getClipToBounds());
@@ -1027,11 +1024,11 @@
 
     LinearAllocator& alloc = handler.allocator();
     int restoreTo = renderer.getSaveCount();
-    handler(new (alloc) SaveOp(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag),
+    handler(new (alloc) SaveOp(SaveFlags::MatrixClip),
             PROPERTY_SAVECOUNT, properties().getClipToBounds());
 
     DISPLAY_LIST_LOGD("%*sSave %d %d", (handler.level() + 1) * 2, "",
-            SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag, restoreTo);
+            SaveFlags::MatrixClip, restoreTo);
 
     if (useViewProperties) {
         setViewProperties<T>(renderer, handler);
diff --git a/libs/hwui/RenderProperties.cpp b/libs/hwui/RenderProperties.cpp
index ce1bd6a..b848af4 100644
--- a/libs/hwui/RenderProperties.cpp
+++ b/libs/hwui/RenderProperties.cpp
@@ -18,12 +18,12 @@
 
 #include <utils/Trace.h>
 
-#include <SkCanvas.h>
 #include <SkColorFilter.h>
 #include <SkMatrix.h>
 #include <SkPath.h>
 #include <SkPathOps.h>
 
+#include "Canvas.h"
 #include "Matrix.h"
 #include "OpenGLRenderer.h"
 #include "utils/MathUtils.h"
@@ -144,7 +144,7 @@
                     (int)layerBounds.left, (int)layerBounds.top,
                     (int)layerBounds.right, (int)layerBounds.bottom,
                     (int)(mPrimitiveFields.mAlpha * 255),
-                    SkCanvas::kHasAlphaLayer_SaveFlag | SkCanvas::kClipToLayer_SaveFlag);
+                    SaveFlags::HasAlphaLayer | SaveFlags::ClipToLayer);
         }
 
 
diff --git a/libs/hwui/SkiaCanvas.cpp b/libs/hwui/SkiaCanvas.cpp
index 96c1a7c..20e7c71 100644
--- a/libs/hwui/SkiaCanvas.cpp
+++ b/libs/hwui/SkiaCanvas.cpp
@@ -24,6 +24,7 @@
 #include <SkGraphics.h>
 #include <SkShader.h>
 #include <SkTArray.h>
+#include <SkTLazy.h>
 #include <SkTemplates.h>
 
 #include <memory>
@@ -63,14 +64,14 @@
     virtual bool isHighContrastText() override { return mHighContrastText; }
 
     virtual int getSaveCount() const override;
-    virtual int save(SkCanvas::SaveFlags flags) override;
+    virtual int save(SaveFlags::Flags flags) override;
     virtual void restore() override;
     virtual void restoreToCount(int saveCount) override;
 
     virtual int saveLayer(float left, float top, float right, float bottom,
-                const SkPaint* paint, SkCanvas::SaveFlags flags) override;
+                const SkPaint* paint, SaveFlags::Flags flags) override;
     virtual int saveLayerAlpha(float left, float top, float right, float bottom,
-            int alpha, SkCanvas::SaveFlags flags) override;
+            int alpha, SaveFlags::Flags flags) override;
 
     virtual void getMatrix(SkMatrix* outMatrix) const override;
     virtual void setMatrix(const SkMatrix& matrix) override;
@@ -138,13 +139,13 @@
 
 private:
     struct SaveRec {
-        int                 saveCount;
-        SkCanvas::SaveFlags saveFlags;
+        int              saveCount;
+        SaveFlags::Flags saveFlags;
     };
 
     bool mHighContrastText = false;
 
-    void recordPartialSave(SkCanvas::SaveFlags flags);
+    void recordPartialSave(SaveFlags::Flags flags);
     void saveClipsForFrame(SkTArray<SkClipStack::Element>& clips, int frameSaveCount);
     void applyClips(const SkTArray<SkClipStack::Element>& clips);
 
@@ -231,7 +232,7 @@
     return mCanvas->getSaveCount();
 }
 
-int SkiaCanvas::save(SkCanvas::SaveFlags flags) {
+int SkiaCanvas::save(SaveFlags::Flags flags) {
     int count = mCanvas->save();
     recordPartialSave(flags);
     return count;
@@ -254,8 +255,8 @@
         return;
     }
 
-    bool preserveMatrix = !(rec->saveFlags & SkCanvas::kMatrix_SaveFlag);
-    bool preserveClip   = !(rec->saveFlags & SkCanvas::kClip_SaveFlag);
+    bool preserveMatrix = !(rec->saveFlags & SaveFlags::Matrix);
+    bool preserveClip   = !(rec->saveFlags & SaveFlags::Clip);
 
     SkMatrix savedMatrix;
     if (preserveMatrix) {
@@ -291,34 +292,53 @@
     }
 }
 
+static inline SkCanvas::SaveLayerFlags layerFlags(SaveFlags::Flags flags) {
+    SkCanvas::SaveLayerFlags layerFlags = 0;
+
+    if (!(flags & SaveFlags::HasAlphaLayer)) {
+        layerFlags |= SkCanvas::kIsOpaque_SaveLayerFlag;
+    }
+
+    if (!(flags & SaveFlags::ClipToLayer)) {
+        layerFlags |= SkCanvas::kDontClipToLayer_Legacy_SaveLayerFlag;
+    }
+
+    return layerFlags;
+}
+
 int SkiaCanvas::saveLayer(float left, float top, float right, float bottom,
-            const SkPaint* paint, SkCanvas::SaveFlags flags) {
-    SkRect bounds = SkRect::MakeLTRB(left, top, right, bottom);
-    int count = mCanvas->saveLayer(&bounds, paint, flags | SkCanvas::kMatrixClip_SaveFlag);
+            const SkPaint* paint, SaveFlags::Flags flags) {
+    const SkRect bounds = SkRect::MakeLTRB(left, top, right, bottom);
+    const SkCanvas::SaveLayerRec rec(&bounds, paint, layerFlags(flags));
+
+    int count = mCanvas->saveLayer(rec);
     recordPartialSave(flags);
     return count;
 }
 
 int SkiaCanvas::saveLayerAlpha(float left, float top, float right, float bottom,
-        int alpha, SkCanvas::SaveFlags flags) {
-    SkRect bounds = SkRect::MakeLTRB(left, top, right, bottom);
-    int count = mCanvas->saveLayerAlpha(&bounds, alpha, flags | SkCanvas::kMatrixClip_SaveFlag);
-    recordPartialSave(flags);
-    return count;
+        int alpha, SaveFlags::Flags flags) {
+    SkTLazy<SkPaint> alphaPaint;
+    if (static_cast<unsigned>(alpha) < 0xFF) {
+        alphaPaint.init()->setAlpha(alpha);
+    }
+
+    return this->saveLayer(left, top, right, bottom, alphaPaint.getMaybeNull(),
+                           flags);
 }
 
 // ----------------------------------------------------------------------------
 // functions to emulate legacy SaveFlags (i.e. independent matrix/clip flags)
 // ----------------------------------------------------------------------------
 
-void SkiaCanvas::recordPartialSave(SkCanvas::SaveFlags flags) {
+void SkiaCanvas::recordPartialSave(SaveFlags::Flags flags) {
     // A partial save is a save operation which doesn't capture the full canvas state.
-    // (either kMatrix_SaveFlags or kClip_SaveFlag is missing).
+    // (either SaveFlags::Matrix or SaveFlags::Clip is missing).
 
     // Mask-out non canvas state bits.
-    flags = static_cast<SkCanvas::SaveFlags>(flags & SkCanvas::kMatrixClip_SaveFlag);
+    flags &= SaveFlags::MatrixClip;
 
-    if (SkCanvas::kMatrixClip_SaveFlag == flags) {
+    if (flags == SaveFlags::MatrixClip) {
         // not a partial save.
         return;
     }
diff --git a/libs/hwui/SkiaCanvasProxy.cpp b/libs/hwui/SkiaCanvasProxy.cpp
index 976f775..6530d4ed8 100644
--- a/libs/hwui/SkiaCanvasProxy.cpp
+++ b/libs/hwui/SkiaCanvasProxy.cpp
@@ -159,7 +159,21 @@
 }
 
 void SkiaCanvasProxy::willSave() {
-    mCanvas->save(SkCanvas::kMatrixClip_SaveFlag);
+    mCanvas->save(android::SaveFlags::MatrixClip);
+}
+
+static inline SaveFlags::Flags saveFlags(SkCanvas::SaveLayerFlags layerFlags) {
+    SaveFlags::Flags saveFlags = 0;
+
+    if (!(layerFlags & SkCanvas::kDontClipToLayer_Legacy_SaveLayerFlag)) {
+        saveFlags |= SaveFlags::ClipToLayer;
+    }
+
+    if (!(layerFlags & SkCanvas::kIsOpaque_SaveLayerFlag)) {
+        saveFlags |= SaveFlags::HasAlphaLayer;
+    }
+
+    return saveFlags;
 }
 
 SkCanvas::SaveLayerStrategy SkiaCanvasProxy::getSaveLayerStrategy(const SaveLayerRec& saveLayerRec) {
@@ -170,7 +184,7 @@
         rect = SkRect::MakeEmpty();
     }
     mCanvas->saveLayer(rect.fLeft, rect.fTop, rect.fRight, rect.fBottom, saveLayerRec.fPaint,
-                       (SkCanvas::SaveFlags) SaveLayerFlagsToSaveFlags(saveLayerRec.fSaveLayerFlags));
+                       saveFlags(saveLayerRec.fSaveLayerFlags));
     return SkCanvas::kNoLayer_SaveLayerStrategy;
 }
 
diff --git a/libs/hwui/Snapshot.cpp b/libs/hwui/Snapshot.cpp
index c6d8977..27fea1f 100644
--- a/libs/hwui/Snapshot.cpp
+++ b/libs/hwui/Snapshot.cpp
@@ -16,7 +16,7 @@
 
 #include "Snapshot.h"
 
-#include <SkCanvas.h>
+#include "Canvas.h"
 
 namespace android {
 namespace uirenderer {
@@ -57,14 +57,14 @@
         , mClipArea(nullptr)
         , mViewportData(s->mViewportData)
         , mRelativeLightCenter(s->mRelativeLightCenter) {
-    if (saveFlags & SkCanvas::kMatrix_SaveFlag) {
+    if (saveFlags & SaveFlags::Matrix) {
         mTransformRoot = *s->transform;
         transform = &mTransformRoot;
     } else {
         transform = s->transform;
     }
 
-    if (saveFlags & SkCanvas::kClip_SaveFlag) {
+    if (saveFlags & SaveFlags::Clip) {
         mClipAreaRoot = s->getClipArea();
         mClipArea = &mClipAreaRoot;
     } else {
diff --git a/libs/hwui/Texture.cpp b/libs/hwui/Texture.cpp
index 5046d37..c09b6dd 100644
--- a/libs/hwui/Texture.cpp
+++ b/libs/hwui/Texture.cpp
@@ -97,7 +97,7 @@
 
 void Texture::upload(GLint internalformat, uint32_t width, uint32_t height,
         GLenum format, GLenum type, const void* pixels) {
-    GL_CHECKPOINT();
+    GL_CHECKPOINT(MODERATE);
     bool needsAlloc = updateSize(width, height, internalformat);
     if (!mId) {
         glGenTextures(1, &mId);
@@ -112,7 +112,7 @@
         glTexSubImage2D(GL_TEXTURE_2D, 0, mFormat, mWidth, mHeight, 0,
                 format, type, pixels);
     }
-    GL_CHECKPOINT();
+    GL_CHECKPOINT(MODERATE);
 }
 
 static void uploadToTexture(bool resize, GLenum format, GLenum type, GLsizei stride, GLsizei bpp,
diff --git a/libs/hwui/VectorDrawable.cpp b/libs/hwui/VectorDrawable.cpp
index 3e20608..1d31c9e 100644
--- a/libs/hwui/VectorDrawable.cpp
+++ b/libs/hwui/VectorDrawable.cpp
@@ -420,7 +420,7 @@
         return;
     }
 
-    int saveCount = outCanvas->save(SkCanvas::SaveFlags::kMatrixClip_SaveFlag);
+    int saveCount = outCanvas->save(SaveFlags::MatrixClip);
     outCanvas->translate(mBounds.fLeft, mBounds.fTop);
 
     // Handle RTL mirroring.
diff --git a/libs/hwui/tests/common/nullegl.cpp b/libs/hwui/debug/nullegl.cpp
similarity index 100%
rename from libs/hwui/tests/common/nullegl.cpp
rename to libs/hwui/debug/nullegl.cpp
diff --git a/libs/hwui/tests/common/nullgles.cpp b/libs/hwui/debug/nullgles.cpp
similarity index 99%
rename from libs/hwui/tests/common/nullgles.cpp
rename to libs/hwui/debug/nullgles.cpp
index f8e8c98..ffb0649 100644
--- a/libs/hwui/tests/common/nullgles.cpp
+++ b/libs/hwui/debug/nullgles.cpp
@@ -14,6 +14,8 @@
  * limitations under the License.
  */
 
+#include "unwrap_gles.h"
+
 #include <GLES3/gl3.h>
 #include <GLES2/gl2ext.h>
 
diff --git a/libs/hwui/debug/unwrap_gles.h b/libs/hwui/debug/unwrap_gles.h
new file mode 100644
index 0000000..7716a73
--- /dev/null
+++ b/libs/hwui/debug/unwrap_gles.h
@@ -0,0 +1,918 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifdef HWUI_GLES_WRAP_ENABLED
+#undef HWUI_GLES_WRAP_ENABLED
+
+#undef glActiveShaderProgram
+#undef glActiveShaderProgramEXT
+#undef glActiveTexture
+#undef glAlphaFunc
+#undef glAlphaFuncQCOM
+#undef glAlphaFuncx
+#undef glAlphaFuncxOES
+#undef glApplyFramebufferAttachmentCMAAINTEL
+#undef glAttachShader
+#undef glBeginConditionalRenderNV
+#undef glBeginPerfMonitorAMD
+#undef glBeginPerfQueryINTEL
+#undef glBeginQuery
+#undef glBeginQueryEXT
+#undef glBeginTransformFeedback
+#undef glBindAttribLocation
+#undef glBindBuffer
+#undef glBindBufferBase
+#undef glBindBufferRange
+#undef glBindFragDataLocationEXT
+#undef glBindFragDataLocationIndexedEXT
+#undef glBindFramebuffer
+#undef glBindFramebufferOES
+#undef glBindImageTexture
+#undef glBindProgramPipeline
+#undef glBindProgramPipelineEXT
+#undef glBindRenderbuffer
+#undef glBindRenderbufferOES
+#undef glBindSampler
+#undef glBindTexture
+#undef glBindTransformFeedback
+#undef glBindVertexArray
+#undef glBindVertexArrayOES
+#undef glBindVertexBuffer
+#undef glBlendBarrier
+#undef glBlendBarrierKHR
+#undef glBlendBarrierNV
+#undef glBlendColor
+#undef glBlendEquation
+#undef glBlendEquationOES
+#undef glBlendEquationSeparate
+#undef glBlendEquationSeparateOES
+#undef glBlendEquationSeparatei
+#undef glBlendEquationSeparateiEXT
+#undef glBlendEquationSeparateiOES
+#undef glBlendEquationi
+#undef glBlendEquationiEXT
+#undef glBlendEquationiOES
+#undef glBlendFunc
+#undef glBlendFuncSeparate
+#undef glBlendFuncSeparateOES
+#undef glBlendFuncSeparatei
+#undef glBlendFuncSeparateiEXT
+#undef glBlendFuncSeparateiOES
+#undef glBlendFunci
+#undef glBlendFunciEXT
+#undef glBlendFunciOES
+#undef glBlendParameteriNV
+#undef glBlitFramebuffer
+#undef glBlitFramebufferANGLE
+#undef glBlitFramebufferNV
+#undef glBufferData
+#undef glBufferStorageEXT
+#undef glBufferSubData
+#undef glCheckFramebufferStatus
+#undef glCheckFramebufferStatusOES
+#undef glClear
+#undef glClearBufferfi
+#undef glClearBufferfv
+#undef glClearBufferiv
+#undef glClearBufferuiv
+#undef glClearColor
+#undef glClearColorx
+#undef glClearColorxOES
+#undef glClearDepthf
+#undef glClearDepthfOES
+#undef glClearDepthx
+#undef glClearDepthxOES
+#undef glClearStencil
+#undef glClientActiveTexture
+#undef glClientWaitSync
+#undef glClientWaitSyncAPPLE
+#undef glClipPlanef
+#undef glClipPlanefIMG
+#undef glClipPlanefOES
+#undef glClipPlanex
+#undef glClipPlanexIMG
+#undef glClipPlanexOES
+#undef glColor4f
+#undef glColor4ub
+#undef glColor4x
+#undef glColor4xOES
+#undef glColorMask
+#undef glColorMaski
+#undef glColorMaskiEXT
+#undef glColorMaskiOES
+#undef glColorPointer
+#undef glCompileShader
+#undef glCompressedTexImage2D
+#undef glCompressedTexImage3D
+#undef glCompressedTexImage3DOES
+#undef glCompressedTexSubImage2D
+#undef glCompressedTexSubImage3D
+#undef glCompressedTexSubImage3DOES
+#undef glCopyBufferSubData
+#undef glCopyBufferSubDataNV
+#undef glCopyImageSubData
+#undef glCopyImageSubDataEXT
+#undef glCopyImageSubDataOES
+#undef glCopyPathNV
+#undef glCopyTexImage2D
+#undef glCopyTexSubImage2D
+#undef glCopyTexSubImage3D
+#undef glCopyTexSubImage3DOES
+#undef glCopyTextureLevelsAPPLE
+#undef glCoverFillPathInstancedNV
+#undef glCoverFillPathNV
+#undef glCoverStrokePathInstancedNV
+#undef glCoverStrokePathNV
+#undef glCoverageMaskNV
+#undef glCoverageModulationNV
+#undef glCoverageModulationTableNV
+#undef glCoverageOperationNV
+#undef glCreatePerfQueryINTEL
+#undef glCreateProgram
+#undef glCreateShader
+#undef glCreateShaderProgramv
+#undef glCreateShaderProgramvEXT
+#undef glCullFace
+#undef glCurrentPaletteMatrixOES
+#undef glDebugMessageCallback
+#undef glDebugMessageCallbackKHR
+#undef glDebugMessageControl
+#undef glDebugMessageControlKHR
+#undef glDebugMessageInsert
+#undef glDebugMessageInsertKHR
+#undef glDeleteBuffers
+#undef glDeleteFencesNV
+#undef glDeleteFramebuffers
+#undef glDeleteFramebuffersOES
+#undef glDeletePathsNV
+#undef glDeletePerfMonitorsAMD
+#undef glDeletePerfQueryINTEL
+#undef glDeleteProgram
+#undef glDeleteProgramPipelines
+#undef glDeleteProgramPipelinesEXT
+#undef glDeleteQueries
+#undef glDeleteQueriesEXT
+#undef glDeleteRenderbuffers
+#undef glDeleteRenderbuffersOES
+#undef glDeleteSamplers
+#undef glDeleteShader
+#undef glDeleteSync
+#undef glDeleteSyncAPPLE
+#undef glDeleteTextures
+#undef glDeleteTransformFeedbacks
+#undef glDeleteVertexArrays
+#undef glDeleteVertexArraysOES
+#undef glDepthFunc
+#undef glDepthMask
+#undef glDepthRangeArrayfvNV
+#undef glDepthRangeIndexedfNV
+#undef glDepthRangef
+#undef glDepthRangefOES
+#undef glDepthRangex
+#undef glDepthRangexOES
+#undef glDetachShader
+#undef glDisable
+#undef glDisableClientState
+#undef glDisableDriverControlQCOM
+#undef glDisableVertexAttribArray
+#undef glDisablei
+#undef glDisableiEXT
+#undef glDisableiNV
+#undef glDisableiOES
+#undef glDiscardFramebufferEXT
+#undef glDispatchCompute
+#undef glDispatchComputeIndirect
+#undef glDrawArrays
+#undef glDrawArraysIndirect
+#undef glDrawArraysInstanced
+#undef glDrawArraysInstancedANGLE
+#undef glDrawArraysInstancedBaseInstanceEXT
+#undef glDrawArraysInstancedEXT
+#undef glDrawArraysInstancedNV
+#undef glDrawBuffers
+#undef glDrawBuffersEXT
+#undef glDrawBuffersIndexedEXT
+#undef glDrawBuffersNV
+#undef glDrawElements
+#undef glDrawElementsBaseVertex
+#undef glDrawElementsBaseVertexEXT
+#undef glDrawElementsBaseVertexOES
+#undef glDrawElementsIndirect
+#undef glDrawElementsInstanced
+#undef glDrawElementsInstancedANGLE
+#undef glDrawElementsInstancedBaseInstanceEXT
+#undef glDrawElementsInstancedBaseVertex
+#undef glDrawElementsInstancedBaseVertexBaseInstanceEXT
+#undef glDrawElementsInstancedBaseVertexEXT
+#undef glDrawElementsInstancedBaseVertexOES
+#undef glDrawElementsInstancedEXT
+#undef glDrawElementsInstancedNV
+#undef glDrawRangeElements
+#undef glDrawRangeElementsBaseVertex
+#undef glDrawRangeElementsBaseVertexEXT
+#undef glDrawRangeElementsBaseVertexOES
+#undef glDrawTexfOES
+#undef glDrawTexfvOES
+#undef glDrawTexiOES
+#undef glDrawTexivOES
+#undef glDrawTexsOES
+#undef glDrawTexsvOES
+#undef glDrawTexxOES
+#undef glDrawTexxvOES
+#undef glEGLImageTargetRenderbufferStorageOES
+#undef glEGLImageTargetTexture2DOES
+#undef glEnable
+#undef glEnableClientState
+#undef glEnableDriverControlQCOM
+#undef glEnableVertexAttribArray
+#undef glEnablei
+#undef glEnableiEXT
+#undef glEnableiNV
+#undef glEnableiOES
+#undef glEndConditionalRenderNV
+#undef glEndPerfMonitorAMD
+#undef glEndPerfQueryINTEL
+#undef glEndQuery
+#undef glEndQueryEXT
+#undef glEndTilingQCOM
+#undef glEndTransformFeedback
+#undef glExtGetBufferPointervQCOM
+#undef glExtGetBuffersQCOM
+#undef glExtGetFramebuffersQCOM
+#undef glExtGetProgramBinarySourceQCOM
+#undef glExtGetProgramsQCOM
+#undef glExtGetRenderbuffersQCOM
+#undef glExtGetShadersQCOM
+#undef glExtGetTexLevelParameterivQCOM
+#undef glExtGetTexSubImageQCOM
+#undef glExtGetTexturesQCOM
+#undef glExtIsProgramBinaryQCOM
+#undef glExtTexObjectStateOverrideiQCOM
+#undef glFenceSync
+#undef glFenceSyncAPPLE
+#undef glFinish
+#undef glFinishFenceNV
+#undef glFlush
+#undef glFlushMappedBufferRange
+#undef glFlushMappedBufferRangeEXT
+#undef glFogf
+#undef glFogfv
+#undef glFogx
+#undef glFogxOES
+#undef glFogxv
+#undef glFogxvOES
+#undef glFragmentCoverageColorNV
+#undef glFramebufferParameteri
+#undef glFramebufferRenderbuffer
+#undef glFramebufferRenderbufferOES
+#undef glFramebufferSampleLocationsfvNV
+#undef glFramebufferTexture
+#undef glFramebufferTexture2D
+#undef glFramebufferTexture2DMultisampleEXT
+#undef glFramebufferTexture2DMultisampleIMG
+#undef glFramebufferTexture2DOES
+#undef glFramebufferTexture3DOES
+#undef glFramebufferTextureEXT
+#undef glFramebufferTextureLayer
+#undef glFramebufferTextureMultisampleMultiviewOVR
+#undef glFramebufferTextureMultiviewOVR
+#undef glFramebufferTextureOES
+#undef glFrontFace
+#undef glFrustumf
+#undef glFrustumfOES
+#undef glFrustumx
+#undef glFrustumxOES
+#undef glGenBuffers
+#undef glGenFencesNV
+#undef glGenFramebuffers
+#undef glGenFramebuffersOES
+#undef glGenPathsNV
+#undef glGenPerfMonitorsAMD
+#undef glGenProgramPipelines
+#undef glGenProgramPipelinesEXT
+#undef glGenQueries
+#undef glGenQueriesEXT
+#undef glGenRenderbuffers
+#undef glGenRenderbuffersOES
+#undef glGenSamplers
+#undef glGenTextures
+#undef glGenTransformFeedbacks
+#undef glGenVertexArrays
+#undef glGenVertexArraysOES
+#undef glGenerateMipmap
+#undef glGenerateMipmapOES
+#undef glGetActiveAttrib
+#undef glGetActiveUniform
+#undef glGetActiveUniformBlockName
+#undef glGetActiveUniformBlockiv
+#undef glGetActiveUniformsiv
+#undef glGetAttachedShaders
+#undef glGetAttribLocation
+#undef glGetBooleani_v
+#undef glGetBooleanv
+#undef glGetBufferParameteri64v
+#undef glGetBufferParameteriv
+#undef glGetBufferPointerv
+#undef glGetBufferPointervOES
+#undef glGetClipPlanef
+#undef glGetClipPlanefOES
+#undef glGetClipPlanex
+#undef glGetClipPlanexOES
+#undef glGetCoverageModulationTableNV
+#undef glGetDebugMessageLog
+#undef glGetDebugMessageLogKHR
+#undef glGetDriverControlStringQCOM
+#undef glGetDriverControlsQCOM
+#undef glGetError
+#undef glGetFenceivNV
+#undef glGetFirstPerfQueryIdINTEL
+#undef glGetFixedv
+#undef glGetFixedvOES
+#undef glGetFloati_vNV
+#undef glGetFloatv
+#undef glGetFragDataIndexEXT
+#undef glGetFragDataLocation
+#undef glGetFramebufferAttachmentParameteriv
+#undef glGetFramebufferAttachmentParameterivOES
+#undef glGetFramebufferParameteriv
+#undef glGetGraphicsResetStatus
+#undef glGetGraphicsResetStatusEXT
+#undef glGetGraphicsResetStatusKHR
+#undef glGetImageHandleNV
+#undef glGetInteger64i_v
+#undef glGetInteger64v
+#undef glGetInteger64vAPPLE
+#undef glGetIntegeri_v
+#undef glGetIntegeri_vEXT
+#undef glGetIntegerv
+#undef glGetInternalformatSampleivNV
+#undef glGetInternalformativ
+#undef glGetLightfv
+#undef glGetLightxv
+#undef glGetLightxvOES
+#undef glGetMaterialfv
+#undef glGetMaterialxv
+#undef glGetMaterialxvOES
+#undef glGetMultisamplefv
+#undef glGetNextPerfQueryIdINTEL
+#undef glGetObjectLabel
+#undef glGetObjectLabelEXT
+#undef glGetObjectLabelKHR
+#undef glGetObjectPtrLabel
+#undef glGetObjectPtrLabelKHR
+#undef glGetPathCommandsNV
+#undef glGetPathCoordsNV
+#undef glGetPathDashArrayNV
+#undef glGetPathLengthNV
+#undef glGetPathMetricRangeNV
+#undef glGetPathMetricsNV
+#undef glGetPathParameterfvNV
+#undef glGetPathParameterivNV
+#undef glGetPathSpacingNV
+#undef glGetPerfCounterInfoINTEL
+#undef glGetPerfMonitorCounterDataAMD
+#undef glGetPerfMonitorCounterInfoAMD
+#undef glGetPerfMonitorCounterStringAMD
+#undef glGetPerfMonitorCountersAMD
+#undef glGetPerfMonitorGroupStringAMD
+#undef glGetPerfMonitorGroupsAMD
+#undef glGetPerfQueryDataINTEL
+#undef glGetPerfQueryIdByNameINTEL
+#undef glGetPerfQueryInfoINTEL
+#undef glGetPointerv
+#undef glGetPointervKHR
+#undef glGetProgramBinary
+#undef glGetProgramBinaryOES
+#undef glGetProgramInfoLog
+#undef glGetProgramInterfaceiv
+#undef glGetProgramPipelineInfoLog
+#undef glGetProgramPipelineInfoLogEXT
+#undef glGetProgramPipelineiv
+#undef glGetProgramPipelineivEXT
+#undef glGetProgramResourceIndex
+#undef glGetProgramResourceLocation
+#undef glGetProgramResourceLocationIndexEXT
+#undef glGetProgramResourceName
+#undef glGetProgramResourcefvNV
+#undef glGetProgramResourceiv
+#undef glGetProgramiv
+#undef glGetQueryObjecti64vEXT
+#undef glGetQueryObjectivEXT
+#undef glGetQueryObjectui64vEXT
+#undef glGetQueryObjectuiv
+#undef glGetQueryObjectuivEXT
+#undef glGetQueryiv
+#undef glGetQueryivEXT
+#undef glGetRenderbufferParameteriv
+#undef glGetRenderbufferParameterivOES
+#undef glGetSamplerParameterIiv
+#undef glGetSamplerParameterIivEXT
+#undef glGetSamplerParameterIivOES
+#undef glGetSamplerParameterIuiv
+#undef glGetSamplerParameterIuivEXT
+#undef glGetSamplerParameterIuivOES
+#undef glGetSamplerParameterfv
+#undef glGetSamplerParameteriv
+#undef glGetShaderInfoLog
+#undef glGetShaderPrecisionFormat
+#undef glGetShaderSource
+#undef glGetShaderiv
+#undef glGetString
+#undef glGetStringi
+#undef glGetSynciv
+#undef glGetSyncivAPPLE
+#undef glGetTexEnvfv
+#undef glGetTexEnviv
+#undef glGetTexEnvxv
+#undef glGetTexEnvxvOES
+#undef glGetTexGenfvOES
+#undef glGetTexGenivOES
+#undef glGetTexGenxvOES
+#undef glGetTexLevelParameterfv
+#undef glGetTexLevelParameteriv
+#undef glGetTexParameterIiv
+#undef glGetTexParameterIivEXT
+#undef glGetTexParameterIivOES
+#undef glGetTexParameterIuiv
+#undef glGetTexParameterIuivEXT
+#undef glGetTexParameterIuivOES
+#undef glGetTexParameterfv
+#undef glGetTexParameteriv
+#undef glGetTexParameterxv
+#undef glGetTexParameterxvOES
+#undef glGetTextureHandleNV
+#undef glGetTextureSamplerHandleNV
+#undef glGetTransformFeedbackVarying
+#undef glGetTranslatedShaderSourceANGLE
+#undef glGetUniformBlockIndex
+#undef glGetUniformIndices
+#undef glGetUniformLocation
+#undef glGetUniformfv
+#undef glGetUniformiv
+#undef glGetUniformuiv
+#undef glGetVertexAttribIiv
+#undef glGetVertexAttribIuiv
+#undef glGetVertexAttribPointerv
+#undef glGetVertexAttribfv
+#undef glGetVertexAttribiv
+#undef glGetnUniformfv
+#undef glGetnUniformfvEXT
+#undef glGetnUniformfvKHR
+#undef glGetnUniformiv
+#undef glGetnUniformivEXT
+#undef glGetnUniformivKHR
+#undef glGetnUniformuiv
+#undef glGetnUniformuivKHR
+#undef glHint
+#undef glInsertEventMarkerEXT
+#undef glInterpolatePathsNV
+#undef glInvalidateFramebuffer
+#undef glInvalidateSubFramebuffer
+#undef glIsBuffer
+#undef glIsEnabled
+#undef glIsEnabledi
+#undef glIsEnablediEXT
+#undef glIsEnablediNV
+#undef glIsEnablediOES
+#undef glIsFenceNV
+#undef glIsFramebuffer
+#undef glIsFramebufferOES
+#undef glIsImageHandleResidentNV
+#undef glIsPathNV
+#undef glIsPointInFillPathNV
+#undef glIsPointInStrokePathNV
+#undef glIsProgram
+#undef glIsProgramPipeline
+#undef glIsProgramPipelineEXT
+#undef glIsQuery
+#undef glIsQueryEXT
+#undef glIsRenderbuffer
+#undef glIsRenderbufferOES
+#undef glIsSampler
+#undef glIsShader
+#undef glIsSync
+#undef glIsSyncAPPLE
+#undef glIsTexture
+#undef glIsTextureHandleResidentNV
+#undef glIsTransformFeedback
+#undef glIsVertexArray
+#undef glIsVertexArrayOES
+#undef glLabelObjectEXT
+#undef glLightModelf
+#undef glLightModelfv
+#undef glLightModelx
+#undef glLightModelxOES
+#undef glLightModelxv
+#undef glLightModelxvOES
+#undef glLightf
+#undef glLightfv
+#undef glLightx
+#undef glLightxOES
+#undef glLightxv
+#undef glLightxvOES
+#undef glLineWidth
+#undef glLineWidthx
+#undef glLineWidthxOES
+#undef glLinkProgram
+#undef glLoadIdentity
+#undef glLoadMatrixf
+#undef glLoadMatrixx
+#undef glLoadMatrixxOES
+#undef glLoadPaletteFromModelViewMatrixOES
+#undef glLogicOp
+#undef glMakeImageHandleNonResidentNV
+#undef glMakeImageHandleResidentNV
+#undef glMakeTextureHandleNonResidentNV
+#undef glMakeTextureHandleResidentNV
+#undef glMapBufferOES
+#undef glMapBufferRange
+#undef glMapBufferRangeEXT
+#undef glMaterialf
+#undef glMaterialfv
+#undef glMaterialx
+#undef glMaterialxOES
+#undef glMaterialxv
+#undef glMaterialxvOES
+#undef glMatrixIndexPointerOES
+#undef glMatrixLoad3x2fNV
+#undef glMatrixLoad3x3fNV
+#undef glMatrixLoadTranspose3x3fNV
+#undef glMatrixMode
+#undef glMatrixMult3x2fNV
+#undef glMatrixMult3x3fNV
+#undef glMatrixMultTranspose3x3fNV
+#undef glMemoryBarrier
+#undef glMemoryBarrierByRegion
+#undef glMinSampleShading
+#undef glMinSampleShadingOES
+#undef glMultMatrixf
+#undef glMultMatrixx
+#undef glMultMatrixxOES
+#undef glMultiDrawArraysEXT
+#undef glMultiDrawArraysIndirectEXT
+#undef glMultiDrawElementsBaseVertexEXT
+#undef glMultiDrawElementsBaseVertexOES
+#undef glMultiDrawElementsEXT
+#undef glMultiDrawElementsIndirectEXT
+#undef glMultiTexCoord4f
+#undef glMultiTexCoord4x
+#undef glMultiTexCoord4xOES
+#undef glNamedFramebufferSampleLocationsfvNV
+#undef glNormal3f
+#undef glNormal3x
+#undef glNormal3xOES
+#undef glNormalPointer
+#undef glObjectLabel
+#undef glObjectLabelKHR
+#undef glObjectPtrLabel
+#undef glObjectPtrLabelKHR
+#undef glOrthof
+#undef glOrthofOES
+#undef glOrthox
+#undef glOrthoxOES
+#undef glPatchParameteri
+#undef glPatchParameteriEXT
+#undef glPatchParameteriOES
+#undef glPathCommandsNV
+#undef glPathCoordsNV
+#undef glPathCoverDepthFuncNV
+#undef glPathDashArrayNV
+#undef glPathGlyphIndexArrayNV
+#undef glPathGlyphIndexRangeNV
+#undef glPathGlyphRangeNV
+#undef glPathGlyphsNV
+#undef glPathMemoryGlyphIndexArrayNV
+#undef glPathParameterfNV
+#undef glPathParameterfvNV
+#undef glPathParameteriNV
+#undef glPathParameterivNV
+#undef glPathStencilDepthOffsetNV
+#undef glPathStencilFuncNV
+#undef glPathStringNV
+#undef glPathSubCommandsNV
+#undef glPathSubCoordsNV
+#undef glPauseTransformFeedback
+#undef glPixelStorei
+#undef glPointAlongPathNV
+#undef glPointParameterf
+#undef glPointParameterfv
+#undef glPointParameterx
+#undef glPointParameterxOES
+#undef glPointParameterxv
+#undef glPointParameterxvOES
+#undef glPointSize
+#undef glPointSizePointerOES
+#undef glPointSizex
+#undef glPointSizexOES
+#undef glPolygonModeNV
+#undef glPolygonOffset
+#undef glPolygonOffsetx
+#undef glPolygonOffsetxOES
+#undef glPopDebugGroup
+#undef glPopDebugGroupKHR
+#undef glPopGroupMarkerEXT
+#undef glPopMatrix
+#undef glPrimitiveBoundingBox
+#undef glPrimitiveBoundingBoxEXT
+#undef glPrimitiveBoundingBoxOES
+#undef glProgramBinary
+#undef glProgramBinaryOES
+#undef glProgramParameteri
+#undef glProgramParameteriEXT
+#undef glProgramPathFragmentInputGenNV
+#undef glProgramUniform1f
+#undef glProgramUniform1fEXT
+#undef glProgramUniform1fv
+#undef glProgramUniform1fvEXT
+#undef glProgramUniform1i
+#undef glProgramUniform1iEXT
+#undef glProgramUniform1iv
+#undef glProgramUniform1ivEXT
+#undef glProgramUniform1ui
+#undef glProgramUniform1uiEXT
+#undef glProgramUniform1uiv
+#undef glProgramUniform1uivEXT
+#undef glProgramUniform2f
+#undef glProgramUniform2fEXT
+#undef glProgramUniform2fv
+#undef glProgramUniform2fvEXT
+#undef glProgramUniform2i
+#undef glProgramUniform2iEXT
+#undef glProgramUniform2iv
+#undef glProgramUniform2ivEXT
+#undef glProgramUniform2ui
+#undef glProgramUniform2uiEXT
+#undef glProgramUniform2uiv
+#undef glProgramUniform2uivEXT
+#undef glProgramUniform3f
+#undef glProgramUniform3fEXT
+#undef glProgramUniform3fv
+#undef glProgramUniform3fvEXT
+#undef glProgramUniform3i
+#undef glProgramUniform3iEXT
+#undef glProgramUniform3iv
+#undef glProgramUniform3ivEXT
+#undef glProgramUniform3ui
+#undef glProgramUniform3uiEXT
+#undef glProgramUniform3uiv
+#undef glProgramUniform3uivEXT
+#undef glProgramUniform4f
+#undef glProgramUniform4fEXT
+#undef glProgramUniform4fv
+#undef glProgramUniform4fvEXT
+#undef glProgramUniform4i
+#undef glProgramUniform4iEXT
+#undef glProgramUniform4iv
+#undef glProgramUniform4ivEXT
+#undef glProgramUniform4ui
+#undef glProgramUniform4uiEXT
+#undef glProgramUniform4uiv
+#undef glProgramUniform4uivEXT
+#undef glProgramUniformHandleui64NV
+#undef glProgramUniformHandleui64vNV
+#undef glProgramUniformMatrix2fv
+#undef glProgramUniformMatrix2fvEXT
+#undef glProgramUniformMatrix2x3fv
+#undef glProgramUniformMatrix2x3fvEXT
+#undef glProgramUniformMatrix2x4fv
+#undef glProgramUniformMatrix2x4fvEXT
+#undef glProgramUniformMatrix3fv
+#undef glProgramUniformMatrix3fvEXT
+#undef glProgramUniformMatrix3x2fv
+#undef glProgramUniformMatrix3x2fvEXT
+#undef glProgramUniformMatrix3x4fv
+#undef glProgramUniformMatrix3x4fvEXT
+#undef glProgramUniformMatrix4fv
+#undef glProgramUniformMatrix4fvEXT
+#undef glProgramUniformMatrix4x2fv
+#undef glProgramUniformMatrix4x2fvEXT
+#undef glProgramUniformMatrix4x3fv
+#undef glProgramUniformMatrix4x3fvEXT
+#undef glPushDebugGroup
+#undef glPushDebugGroupKHR
+#undef glPushGroupMarkerEXT
+#undef glPushMatrix
+#undef glQueryCounterEXT
+#undef glQueryMatrixxOES
+#undef glRasterSamplesEXT
+#undef glReadBuffer
+#undef glReadBufferIndexedEXT
+#undef glReadBufferNV
+#undef glReadPixels
+#undef glReadnPixels
+#undef glReadnPixelsEXT
+#undef glReadnPixelsKHR
+#undef glReleaseShaderCompiler
+#undef glRenderbufferStorage
+#undef glRenderbufferStorageMultisample
+#undef glRenderbufferStorageMultisampleANGLE
+#undef glRenderbufferStorageMultisampleAPPLE
+#undef glRenderbufferStorageMultisampleEXT
+#undef glRenderbufferStorageMultisampleIMG
+#undef glRenderbufferStorageMultisampleNV
+#undef glRenderbufferStorageOES
+#undef glResolveDepthValuesNV
+#undef glResolveMultisampleFramebufferAPPLE
+#undef glResumeTransformFeedback
+#undef glRotatef
+#undef glRotatex
+#undef glRotatexOES
+#undef glSampleCoverage
+#undef glSampleCoveragex
+#undef glSampleCoveragexOES
+#undef glSampleMaski
+#undef glSamplerParameterIiv
+#undef glSamplerParameterIivEXT
+#undef glSamplerParameterIivOES
+#undef glSamplerParameterIuiv
+#undef glSamplerParameterIuivEXT
+#undef glSamplerParameterIuivOES
+#undef glSamplerParameterf
+#undef glSamplerParameterfv
+#undef glSamplerParameteri
+#undef glSamplerParameteriv
+#undef glScalef
+#undef glScalex
+#undef glScalexOES
+#undef glScissor
+#undef glScissorArrayvNV
+#undef glScissorIndexedNV
+#undef glScissorIndexedvNV
+#undef glSelectPerfMonitorCountersAMD
+#undef glSetFenceNV
+#undef glShadeModel
+#undef glShaderBinary
+#undef glShaderSource
+#undef glStartTilingQCOM
+#undef glStencilFillPathInstancedNV
+#undef glStencilFillPathNV
+#undef glStencilFunc
+#undef glStencilFuncSeparate
+#undef glStencilMask
+#undef glStencilMaskSeparate
+#undef glStencilOp
+#undef glStencilOpSeparate
+#undef glStencilStrokePathInstancedNV
+#undef glStencilStrokePathNV
+#undef glStencilThenCoverFillPathInstancedNV
+#undef glStencilThenCoverFillPathNV
+#undef glStencilThenCoverStrokePathInstancedNV
+#undef glStencilThenCoverStrokePathNV
+#undef glSubpixelPrecisionBiasNV
+#undef glTestFenceNV
+#undef glTexBuffer
+#undef glTexBufferEXT
+#undef glTexBufferOES
+#undef glTexBufferRange
+#undef glTexBufferRangeEXT
+#undef glTexBufferRangeOES
+#undef glTexCoordPointer
+#undef glTexEnvf
+#undef glTexEnvfv
+#undef glTexEnvi
+#undef glTexEnviv
+#undef glTexEnvx
+#undef glTexEnvxOES
+#undef glTexEnvxv
+#undef glTexEnvxvOES
+#undef glTexGenfOES
+#undef glTexGenfvOES
+#undef glTexGeniOES
+#undef glTexGenivOES
+#undef glTexGenxOES
+#undef glTexGenxvOES
+#undef glTexImage2D
+#undef glTexImage3D
+#undef glTexImage3DOES
+#undef glTexPageCommitmentEXT
+#undef glTexParameterIiv
+#undef glTexParameterIivEXT
+#undef glTexParameterIivOES
+#undef glTexParameterIuiv
+#undef glTexParameterIuivEXT
+#undef glTexParameterIuivOES
+#undef glTexParameterf
+#undef glTexParameterfv
+#undef glTexParameteri
+#undef glTexParameteriv
+#undef glTexParameterx
+#undef glTexParameterxOES
+#undef glTexParameterxv
+#undef glTexParameterxvOES
+#undef glTexStorage1DEXT
+#undef glTexStorage2D
+#undef glTexStorage2DEXT
+#undef glTexStorage2DMultisample
+#undef glTexStorage3D
+#undef glTexStorage3DEXT
+#undef glTexStorage3DMultisample
+#undef glTexStorage3DMultisampleOES
+#undef glTexSubImage2D
+#undef glTexSubImage3D
+#undef glTexSubImage3DOES
+#undef glTextureStorage1DEXT
+#undef glTextureStorage2DEXT
+#undef glTextureStorage3DEXT
+#undef glTextureViewEXT
+#undef glTextureViewOES
+#undef glTransformFeedbackVaryings
+#undef glTransformPathNV
+#undef glTranslatef
+#undef glTranslatex
+#undef glTranslatexOES
+#undef glUniform1f
+#undef glUniform1fv
+#undef glUniform1i
+#undef glUniform1iv
+#undef glUniform1ui
+#undef glUniform1uiv
+#undef glUniform2f
+#undef glUniform2fv
+#undef glUniform2i
+#undef glUniform2iv
+#undef glUniform2ui
+#undef glUniform2uiv
+#undef glUniform3f
+#undef glUniform3fv
+#undef glUniform3i
+#undef glUniform3iv
+#undef glUniform3ui
+#undef glUniform3uiv
+#undef glUniform4f
+#undef glUniform4fv
+#undef glUniform4i
+#undef glUniform4iv
+#undef glUniform4ui
+#undef glUniform4uiv
+#undef glUniformBlockBinding
+#undef glUniformHandleui64NV
+#undef glUniformHandleui64vNV
+#undef glUniformMatrix2fv
+#undef glUniformMatrix2x3fv
+#undef glUniformMatrix2x3fvNV
+#undef glUniformMatrix2x4fv
+#undef glUniformMatrix2x4fvNV
+#undef glUniformMatrix3fv
+#undef glUniformMatrix3x2fv
+#undef glUniformMatrix3x2fvNV
+#undef glUniformMatrix3x4fv
+#undef glUniformMatrix3x4fvNV
+#undef glUniformMatrix4fv
+#undef glUniformMatrix4x2fv
+#undef glUniformMatrix4x2fvNV
+#undef glUniformMatrix4x3fv
+#undef glUniformMatrix4x3fvNV
+#undef glUnmapBuffer
+#undef glUnmapBufferOES
+#undef glUseProgram
+#undef glUseProgramStages
+#undef glUseProgramStagesEXT
+#undef glValidateProgram
+#undef glValidateProgramPipeline
+#undef glValidateProgramPipelineEXT
+#undef glVertexAttrib1f
+#undef glVertexAttrib1fv
+#undef glVertexAttrib2f
+#undef glVertexAttrib2fv
+#undef glVertexAttrib3f
+#undef glVertexAttrib3fv
+#undef glVertexAttrib4f
+#undef glVertexAttrib4fv
+#undef glVertexAttribBinding
+#undef glVertexAttribDivisor
+#undef glVertexAttribDivisorANGLE
+#undef glVertexAttribDivisorEXT
+#undef glVertexAttribDivisorNV
+#undef glVertexAttribFormat
+#undef glVertexAttribI4i
+#undef glVertexAttribI4iv
+#undef glVertexAttribI4ui
+#undef glVertexAttribI4uiv
+#undef glVertexAttribIFormat
+#undef glVertexAttribIPointer
+#undef glVertexAttribPointer
+#undef glVertexBindingDivisor
+#undef glVertexPointer
+#undef glViewport
+#undef glViewportArrayvNV
+#undef glViewportIndexedfNV
+#undef glViewportIndexedfvNV
+#undef glWaitSync
+#undef glWaitSyncAPPLE
+#undef glWeightPathsNV
+#undef glWeightPointerOES
+
+#endif // HWUI_GLES_WRAP_ENABLED
diff --git a/libs/hwui/debug/wrap_gles.cpp b/libs/hwui/debug/wrap_gles.cpp
new file mode 100644
index 0000000..c4f2e35
--- /dev/null
+++ b/libs/hwui/debug/wrap_gles.cpp
@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "unwrap_gles.h"
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+#include <GLES2/gl2.h>
+#include <GLES2/gl2ext.h>
+#include <GLES3/gl3.h>
+#include <GLES3/gl31.h>
+#include <GLES3/gl32.h>
+
+#include <cutils/log.h>
+
+void assertNoGlErrors(const char* apicall) {
+    GLenum status = GL_NO_ERROR;
+    GLenum lastError = GL_NO_ERROR;
+    const char* lastErrorName = nullptr;
+    while ((status = glGetError()) != GL_NO_ERROR) {
+        lastError = status;
+        switch (status) {
+        case GL_INVALID_ENUM:
+            ALOGE("GL error:  GL_INVALID_ENUM");
+            lastErrorName = "GL_INVALID_ENUM";
+            break;
+        case GL_INVALID_VALUE:
+            ALOGE("GL error:  GL_INVALID_VALUE");
+            lastErrorName = "GL_INVALID_VALUE";
+            break;
+        case GL_INVALID_OPERATION:
+            ALOGE("GL error:  GL_INVALID_OPERATION");
+            lastErrorName = "GL_INVALID_OPERATION";
+            break;
+        case GL_OUT_OF_MEMORY:
+            ALOGE("GL error:  Out of memory!");
+            lastErrorName = "GL_OUT_OF_MEMORY";
+            break;
+        default:
+            ALOGE("GL error: 0x%x", status);
+            lastErrorName = "UNKNOWN";
+        }
+    }
+    LOG_ALWAYS_FATAL_IF(lastError != GL_NO_ERROR,
+            "%s error! %s (0x%x)", apicall, lastErrorName, lastError);
+}
+
+#define API_ENTRY(x) wrap_##x
+#define CALL_GL_API(x, ...) x(__VA_ARGS__); assertNoGlErrors(#x)
+#define CALL_GL_API_RETURN(x, ...) auto ret = x(__VA_ARGS__);\
+    assertNoGlErrors(#x);\
+    return ret
+
+extern "C" {
+#include <gl2_api.in>
+#include <gl2ext_api.in>
+
+// libGLESv2 handles these specially, so they are not in gl2_api.in
+
+void API_ENTRY(glGetBooleanv)(GLenum pname, GLboolean *data) {
+    CALL_GL_API(glGetBooleanv, pname, data);
+}
+void API_ENTRY(glGetFloatv)(GLenum pname, GLfloat *data) {
+    CALL_GL_API(glGetFloatv, pname, data);
+}
+void API_ENTRY(glGetIntegerv)(GLenum pname, GLint *data) {
+    CALL_GL_API(glGetIntegerv, pname, data);
+}
+const GLubyte * API_ENTRY(glGetString)(GLenum name) {
+    CALL_GL_API_RETURN(glGetString, name);
+}
+const GLubyte * API_ENTRY(glGetStringi)(GLenum name, GLuint index) {
+    CALL_GL_API_RETURN(glGetStringi, name, index);
+}
+void API_ENTRY(glGetInteger64v)(GLenum pname, GLint64 *data) {
+    CALL_GL_API(glGetInteger64v, pname, data);
+}
+}
diff --git a/libs/hwui/debug/wrap_gles.h b/libs/hwui/debug/wrap_gles.h
new file mode 100644
index 0000000..4a35374
--- /dev/null
+++ b/libs/hwui/debug/wrap_gles.h
@@ -0,0 +1,918 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef HWUI_GLES_WRAP_ENABLED
+#define HWUI_GLES_WRAP_ENABLED
+
+#define glActiveShaderProgram wrap_glActiveShaderProgram
+#define glActiveShaderProgramEXT wrap_glActiveShaderProgramEXT
+#define glActiveTexture wrap_glActiveTexture
+#define glAlphaFunc wrap_glAlphaFunc
+#define glAlphaFuncQCOM wrap_glAlphaFuncQCOM
+#define glAlphaFuncx wrap_glAlphaFuncx
+#define glAlphaFuncxOES wrap_glAlphaFuncxOES
+#define glApplyFramebufferAttachmentCMAAINTEL wrap_glApplyFramebufferAttachmentCMAAINTEL
+#define glAttachShader wrap_glAttachShader
+#define glBeginConditionalRenderNV wrap_glBeginConditionalRenderNV
+#define glBeginPerfMonitorAMD wrap_glBeginPerfMonitorAMD
+#define glBeginPerfQueryINTEL wrap_glBeginPerfQueryINTEL
+#define glBeginQuery wrap_glBeginQuery
+#define glBeginQueryEXT wrap_glBeginQueryEXT
+#define glBeginTransformFeedback wrap_glBeginTransformFeedback
+#define glBindAttribLocation wrap_glBindAttribLocation
+#define glBindBuffer wrap_glBindBuffer
+#define glBindBufferBase wrap_glBindBufferBase
+#define glBindBufferRange wrap_glBindBufferRange
+#define glBindFragDataLocationEXT wrap_glBindFragDataLocationEXT
+#define glBindFragDataLocationIndexedEXT wrap_glBindFragDataLocationIndexedEXT
+#define glBindFramebuffer wrap_glBindFramebuffer
+#define glBindFramebufferOES wrap_glBindFramebufferOES
+#define glBindImageTexture wrap_glBindImageTexture
+#define glBindProgramPipeline wrap_glBindProgramPipeline
+#define glBindProgramPipelineEXT wrap_glBindProgramPipelineEXT
+#define glBindRenderbuffer wrap_glBindRenderbuffer
+#define glBindRenderbufferOES wrap_glBindRenderbufferOES
+#define glBindSampler wrap_glBindSampler
+#define glBindTexture wrap_glBindTexture
+#define glBindTransformFeedback wrap_glBindTransformFeedback
+#define glBindVertexArray wrap_glBindVertexArray
+#define glBindVertexArrayOES wrap_glBindVertexArrayOES
+#define glBindVertexBuffer wrap_glBindVertexBuffer
+#define glBlendBarrier wrap_glBlendBarrier
+#define glBlendBarrierKHR wrap_glBlendBarrierKHR
+#define glBlendBarrierNV wrap_glBlendBarrierNV
+#define glBlendColor wrap_glBlendColor
+#define glBlendEquation wrap_glBlendEquation
+#define glBlendEquationOES wrap_glBlendEquationOES
+#define glBlendEquationSeparate wrap_glBlendEquationSeparate
+#define glBlendEquationSeparateOES wrap_glBlendEquationSeparateOES
+#define glBlendEquationSeparatei wrap_glBlendEquationSeparatei
+#define glBlendEquationSeparateiEXT wrap_glBlendEquationSeparateiEXT
+#define glBlendEquationSeparateiOES wrap_glBlendEquationSeparateiOES
+#define glBlendEquationi wrap_glBlendEquationi
+#define glBlendEquationiEXT wrap_glBlendEquationiEXT
+#define glBlendEquationiOES wrap_glBlendEquationiOES
+#define glBlendFunc wrap_glBlendFunc
+#define glBlendFuncSeparate wrap_glBlendFuncSeparate
+#define glBlendFuncSeparateOES wrap_glBlendFuncSeparateOES
+#define glBlendFuncSeparatei wrap_glBlendFuncSeparatei
+#define glBlendFuncSeparateiEXT wrap_glBlendFuncSeparateiEXT
+#define glBlendFuncSeparateiOES wrap_glBlendFuncSeparateiOES
+#define glBlendFunci wrap_glBlendFunci
+#define glBlendFunciEXT wrap_glBlendFunciEXT
+#define glBlendFunciOES wrap_glBlendFunciOES
+#define glBlendParameteriNV wrap_glBlendParameteriNV
+#define glBlitFramebuffer wrap_glBlitFramebuffer
+#define glBlitFramebufferANGLE wrap_glBlitFramebufferANGLE
+#define glBlitFramebufferNV wrap_glBlitFramebufferNV
+#define glBufferData wrap_glBufferData
+#define glBufferStorageEXT wrap_glBufferStorageEXT
+#define glBufferSubData wrap_glBufferSubData
+#define glCheckFramebufferStatus wrap_glCheckFramebufferStatus
+#define glCheckFramebufferStatusOES wrap_glCheckFramebufferStatusOES
+#define glClear wrap_glClear
+#define glClearBufferfi wrap_glClearBufferfi
+#define glClearBufferfv wrap_glClearBufferfv
+#define glClearBufferiv wrap_glClearBufferiv
+#define glClearBufferuiv wrap_glClearBufferuiv
+#define glClearColor wrap_glClearColor
+#define glClearColorx wrap_glClearColorx
+#define glClearColorxOES wrap_glClearColorxOES
+#define glClearDepthf wrap_glClearDepthf
+#define glClearDepthfOES wrap_glClearDepthfOES
+#define glClearDepthx wrap_glClearDepthx
+#define glClearDepthxOES wrap_glClearDepthxOES
+#define glClearStencil wrap_glClearStencil
+#define glClientActiveTexture wrap_glClientActiveTexture
+#define glClientWaitSync wrap_glClientWaitSync
+#define glClientWaitSyncAPPLE wrap_glClientWaitSyncAPPLE
+#define glClipPlanef wrap_glClipPlanef
+#define glClipPlanefIMG wrap_glClipPlanefIMG
+#define glClipPlanefOES wrap_glClipPlanefOES
+#define glClipPlanex wrap_glClipPlanex
+#define glClipPlanexIMG wrap_glClipPlanexIMG
+#define glClipPlanexOES wrap_glClipPlanexOES
+#define glColor4f wrap_glColor4f
+#define glColor4ub wrap_glColor4ub
+#define glColor4x wrap_glColor4x
+#define glColor4xOES wrap_glColor4xOES
+#define glColorMask wrap_glColorMask
+#define glColorMaski wrap_glColorMaski
+#define glColorMaskiEXT wrap_glColorMaskiEXT
+#define glColorMaskiOES wrap_glColorMaskiOES
+#define glColorPointer wrap_glColorPointer
+#define glCompileShader wrap_glCompileShader
+#define glCompressedTexImage2D wrap_glCompressedTexImage2D
+#define glCompressedTexImage3D wrap_glCompressedTexImage3D
+#define glCompressedTexImage3DOES wrap_glCompressedTexImage3DOES
+#define glCompressedTexSubImage2D wrap_glCompressedTexSubImage2D
+#define glCompressedTexSubImage3D wrap_glCompressedTexSubImage3D
+#define glCompressedTexSubImage3DOES wrap_glCompressedTexSubImage3DOES
+#define glCopyBufferSubData wrap_glCopyBufferSubData
+#define glCopyBufferSubDataNV wrap_glCopyBufferSubDataNV
+#define glCopyImageSubData wrap_glCopyImageSubData
+#define glCopyImageSubDataEXT wrap_glCopyImageSubDataEXT
+#define glCopyImageSubDataOES wrap_glCopyImageSubDataOES
+#define glCopyPathNV wrap_glCopyPathNV
+#define glCopyTexImage2D wrap_glCopyTexImage2D
+#define glCopyTexSubImage2D wrap_glCopyTexSubImage2D
+#define glCopyTexSubImage3D wrap_glCopyTexSubImage3D
+#define glCopyTexSubImage3DOES wrap_glCopyTexSubImage3DOES
+#define glCopyTextureLevelsAPPLE wrap_glCopyTextureLevelsAPPLE
+#define glCoverFillPathInstancedNV wrap_glCoverFillPathInstancedNV
+#define glCoverFillPathNV wrap_glCoverFillPathNV
+#define glCoverStrokePathInstancedNV wrap_glCoverStrokePathInstancedNV
+#define glCoverStrokePathNV wrap_glCoverStrokePathNV
+#define glCoverageMaskNV wrap_glCoverageMaskNV
+#define glCoverageModulationNV wrap_glCoverageModulationNV
+#define glCoverageModulationTableNV wrap_glCoverageModulationTableNV
+#define glCoverageOperationNV wrap_glCoverageOperationNV
+#define glCreatePerfQueryINTEL wrap_glCreatePerfQueryINTEL
+#define glCreateProgram wrap_glCreateProgram
+#define glCreateShader wrap_glCreateShader
+#define glCreateShaderProgramv wrap_glCreateShaderProgramv
+#define glCreateShaderProgramvEXT wrap_glCreateShaderProgramvEXT
+#define glCullFace wrap_glCullFace
+#define glCurrentPaletteMatrixOES wrap_glCurrentPaletteMatrixOES
+#define glDebugMessageCallback wrap_glDebugMessageCallback
+#define glDebugMessageCallbackKHR wrap_glDebugMessageCallbackKHR
+#define glDebugMessageControl wrap_glDebugMessageControl
+#define glDebugMessageControlKHR wrap_glDebugMessageControlKHR
+#define glDebugMessageInsert wrap_glDebugMessageInsert
+#define glDebugMessageInsertKHR wrap_glDebugMessageInsertKHR
+#define glDeleteBuffers wrap_glDeleteBuffers
+#define glDeleteFencesNV wrap_glDeleteFencesNV
+#define glDeleteFramebuffers wrap_glDeleteFramebuffers
+#define glDeleteFramebuffersOES wrap_glDeleteFramebuffersOES
+#define glDeletePathsNV wrap_glDeletePathsNV
+#define glDeletePerfMonitorsAMD wrap_glDeletePerfMonitorsAMD
+#define glDeletePerfQueryINTEL wrap_glDeletePerfQueryINTEL
+#define glDeleteProgram wrap_glDeleteProgram
+#define glDeleteProgramPipelines wrap_glDeleteProgramPipelines
+#define glDeleteProgramPipelinesEXT wrap_glDeleteProgramPipelinesEXT
+#define glDeleteQueries wrap_glDeleteQueries
+#define glDeleteQueriesEXT wrap_glDeleteQueriesEXT
+#define glDeleteRenderbuffers wrap_glDeleteRenderbuffers
+#define glDeleteRenderbuffersOES wrap_glDeleteRenderbuffersOES
+#define glDeleteSamplers wrap_glDeleteSamplers
+#define glDeleteShader wrap_glDeleteShader
+#define glDeleteSync wrap_glDeleteSync
+#define glDeleteSyncAPPLE wrap_glDeleteSyncAPPLE
+#define glDeleteTextures wrap_glDeleteTextures
+#define glDeleteTransformFeedbacks wrap_glDeleteTransformFeedbacks
+#define glDeleteVertexArrays wrap_glDeleteVertexArrays
+#define glDeleteVertexArraysOES wrap_glDeleteVertexArraysOES
+#define glDepthFunc wrap_glDepthFunc
+#define glDepthMask wrap_glDepthMask
+#define glDepthRangeArrayfvNV wrap_glDepthRangeArrayfvNV
+#define glDepthRangeIndexedfNV wrap_glDepthRangeIndexedfNV
+#define glDepthRangef wrap_glDepthRangef
+#define glDepthRangefOES wrap_glDepthRangefOES
+#define glDepthRangex wrap_glDepthRangex
+#define glDepthRangexOES wrap_glDepthRangexOES
+#define glDetachShader wrap_glDetachShader
+#define glDisable wrap_glDisable
+#define glDisableClientState wrap_glDisableClientState
+#define glDisableDriverControlQCOM wrap_glDisableDriverControlQCOM
+#define glDisableVertexAttribArray wrap_glDisableVertexAttribArray
+#define glDisablei wrap_glDisablei
+#define glDisableiEXT wrap_glDisableiEXT
+#define glDisableiNV wrap_glDisableiNV
+#define glDisableiOES wrap_glDisableiOES
+#define glDiscardFramebufferEXT wrap_glDiscardFramebufferEXT
+#define glDispatchCompute wrap_glDispatchCompute
+#define glDispatchComputeIndirect wrap_glDispatchComputeIndirect
+#define glDrawArrays wrap_glDrawArrays
+#define glDrawArraysIndirect wrap_glDrawArraysIndirect
+#define glDrawArraysInstanced wrap_glDrawArraysInstanced
+#define glDrawArraysInstancedANGLE wrap_glDrawArraysInstancedANGLE
+#define glDrawArraysInstancedBaseInstanceEXT wrap_glDrawArraysInstancedBaseInstanceEXT
+#define glDrawArraysInstancedEXT wrap_glDrawArraysInstancedEXT
+#define glDrawArraysInstancedNV wrap_glDrawArraysInstancedNV
+#define glDrawBuffers wrap_glDrawBuffers
+#define glDrawBuffersEXT wrap_glDrawBuffersEXT
+#define glDrawBuffersIndexedEXT wrap_glDrawBuffersIndexedEXT
+#define glDrawBuffersNV wrap_glDrawBuffersNV
+#define glDrawElements wrap_glDrawElements
+#define glDrawElementsBaseVertex wrap_glDrawElementsBaseVertex
+#define glDrawElementsBaseVertexEXT wrap_glDrawElementsBaseVertexEXT
+#define glDrawElementsBaseVertexOES wrap_glDrawElementsBaseVertexOES
+#define glDrawElementsIndirect wrap_glDrawElementsIndirect
+#define glDrawElementsInstanced wrap_glDrawElementsInstanced
+#define glDrawElementsInstancedANGLE wrap_glDrawElementsInstancedANGLE
+#define glDrawElementsInstancedBaseInstanceEXT wrap_glDrawElementsInstancedBaseInstanceEXT
+#define glDrawElementsInstancedBaseVertex wrap_glDrawElementsInstancedBaseVertex
+#define glDrawElementsInstancedBaseVertexBaseInstanceEXT wrap_glDrawElementsInstancedBaseVertexBaseInstanceEXT
+#define glDrawElementsInstancedBaseVertexEXT wrap_glDrawElementsInstancedBaseVertexEXT
+#define glDrawElementsInstancedBaseVertexOES wrap_glDrawElementsInstancedBaseVertexOES
+#define glDrawElementsInstancedEXT wrap_glDrawElementsInstancedEXT
+#define glDrawElementsInstancedNV wrap_glDrawElementsInstancedNV
+#define glDrawRangeElements wrap_glDrawRangeElements
+#define glDrawRangeElementsBaseVertex wrap_glDrawRangeElementsBaseVertex
+#define glDrawRangeElementsBaseVertexEXT wrap_glDrawRangeElementsBaseVertexEXT
+#define glDrawRangeElementsBaseVertexOES wrap_glDrawRangeElementsBaseVertexOES
+#define glDrawTexfOES wrap_glDrawTexfOES
+#define glDrawTexfvOES wrap_glDrawTexfvOES
+#define glDrawTexiOES wrap_glDrawTexiOES
+#define glDrawTexivOES wrap_glDrawTexivOES
+#define glDrawTexsOES wrap_glDrawTexsOES
+#define glDrawTexsvOES wrap_glDrawTexsvOES
+#define glDrawTexxOES wrap_glDrawTexxOES
+#define glDrawTexxvOES wrap_glDrawTexxvOES
+#define glEGLImageTargetRenderbufferStorageOES wrap_glEGLImageTargetRenderbufferStorageOES
+#define glEGLImageTargetTexture2DOES wrap_glEGLImageTargetTexture2DOES
+#define glEnable wrap_glEnable
+#define glEnableClientState wrap_glEnableClientState
+#define glEnableDriverControlQCOM wrap_glEnableDriverControlQCOM
+#define glEnableVertexAttribArray wrap_glEnableVertexAttribArray
+#define glEnablei wrap_glEnablei
+#define glEnableiEXT wrap_glEnableiEXT
+#define glEnableiNV wrap_glEnableiNV
+#define glEnableiOES wrap_glEnableiOES
+#define glEndConditionalRenderNV wrap_glEndConditionalRenderNV
+#define glEndPerfMonitorAMD wrap_glEndPerfMonitorAMD
+#define glEndPerfQueryINTEL wrap_glEndPerfQueryINTEL
+#define glEndQuery wrap_glEndQuery
+#define glEndQueryEXT wrap_glEndQueryEXT
+#define glEndTilingQCOM wrap_glEndTilingQCOM
+#define glEndTransformFeedback wrap_glEndTransformFeedback
+#define glExtGetBufferPointervQCOM wrap_glExtGetBufferPointervQCOM
+#define glExtGetBuffersQCOM wrap_glExtGetBuffersQCOM
+#define glExtGetFramebuffersQCOM wrap_glExtGetFramebuffersQCOM
+#define glExtGetProgramBinarySourceQCOM wrap_glExtGetProgramBinarySourceQCOM
+#define glExtGetProgramsQCOM wrap_glExtGetProgramsQCOM
+#define glExtGetRenderbuffersQCOM wrap_glExtGetRenderbuffersQCOM
+#define glExtGetShadersQCOM wrap_glExtGetShadersQCOM
+#define glExtGetTexLevelParameterivQCOM wrap_glExtGetTexLevelParameterivQCOM
+#define glExtGetTexSubImageQCOM wrap_glExtGetTexSubImageQCOM
+#define glExtGetTexturesQCOM wrap_glExtGetTexturesQCOM
+#define glExtIsProgramBinaryQCOM wrap_glExtIsProgramBinaryQCOM
+#define glExtTexObjectStateOverrideiQCOM wrap_glExtTexObjectStateOverrideiQCOM
+#define glFenceSync wrap_glFenceSync
+#define glFenceSyncAPPLE wrap_glFenceSyncAPPLE
+#define glFinish wrap_glFinish
+#define glFinishFenceNV wrap_glFinishFenceNV
+#define glFlush wrap_glFlush
+#define glFlushMappedBufferRange wrap_glFlushMappedBufferRange
+#define glFlushMappedBufferRangeEXT wrap_glFlushMappedBufferRangeEXT
+#define glFogf wrap_glFogf
+#define glFogfv wrap_glFogfv
+#define glFogx wrap_glFogx
+#define glFogxOES wrap_glFogxOES
+#define glFogxv wrap_glFogxv
+#define glFogxvOES wrap_glFogxvOES
+#define glFragmentCoverageColorNV wrap_glFragmentCoverageColorNV
+#define glFramebufferParameteri wrap_glFramebufferParameteri
+#define glFramebufferRenderbuffer wrap_glFramebufferRenderbuffer
+#define glFramebufferRenderbufferOES wrap_glFramebufferRenderbufferOES
+#define glFramebufferSampleLocationsfvNV wrap_glFramebufferSampleLocationsfvNV
+#define glFramebufferTexture wrap_glFramebufferTexture
+#define glFramebufferTexture2D wrap_glFramebufferTexture2D
+#define glFramebufferTexture2DMultisampleEXT wrap_glFramebufferTexture2DMultisampleEXT
+#define glFramebufferTexture2DMultisampleIMG wrap_glFramebufferTexture2DMultisampleIMG
+#define glFramebufferTexture2DOES wrap_glFramebufferTexture2DOES
+#define glFramebufferTexture3DOES wrap_glFramebufferTexture3DOES
+#define glFramebufferTextureEXT wrap_glFramebufferTextureEXT
+#define glFramebufferTextureLayer wrap_glFramebufferTextureLayer
+#define glFramebufferTextureMultisampleMultiviewOVR wrap_glFramebufferTextureMultisampleMultiviewOVR
+#define glFramebufferTextureMultiviewOVR wrap_glFramebufferTextureMultiviewOVR
+#define glFramebufferTextureOES wrap_glFramebufferTextureOES
+#define glFrontFace wrap_glFrontFace
+#define glFrustumf wrap_glFrustumf
+#define glFrustumfOES wrap_glFrustumfOES
+#define glFrustumx wrap_glFrustumx
+#define glFrustumxOES wrap_glFrustumxOES
+#define glGenBuffers wrap_glGenBuffers
+#define glGenFencesNV wrap_glGenFencesNV
+#define glGenFramebuffers wrap_glGenFramebuffers
+#define glGenFramebuffersOES wrap_glGenFramebuffersOES
+#define glGenPathsNV wrap_glGenPathsNV
+#define glGenPerfMonitorsAMD wrap_glGenPerfMonitorsAMD
+#define glGenProgramPipelines wrap_glGenProgramPipelines
+#define glGenProgramPipelinesEXT wrap_glGenProgramPipelinesEXT
+#define glGenQueries wrap_glGenQueries
+#define glGenQueriesEXT wrap_glGenQueriesEXT
+#define glGenRenderbuffers wrap_glGenRenderbuffers
+#define glGenRenderbuffersOES wrap_glGenRenderbuffersOES
+#define glGenSamplers wrap_glGenSamplers
+#define glGenTextures wrap_glGenTextures
+#define glGenTransformFeedbacks wrap_glGenTransformFeedbacks
+#define glGenVertexArrays wrap_glGenVertexArrays
+#define glGenVertexArraysOES wrap_glGenVertexArraysOES
+#define glGenerateMipmap wrap_glGenerateMipmap
+#define glGenerateMipmapOES wrap_glGenerateMipmapOES
+#define glGetActiveAttrib wrap_glGetActiveAttrib
+#define glGetActiveUniform wrap_glGetActiveUniform
+#define glGetActiveUniformBlockName wrap_glGetActiveUniformBlockName
+#define glGetActiveUniformBlockiv wrap_glGetActiveUniformBlockiv
+#define glGetActiveUniformsiv wrap_glGetActiveUniformsiv
+#define glGetAttachedShaders wrap_glGetAttachedShaders
+#define glGetAttribLocation wrap_glGetAttribLocation
+#define glGetBooleani_v wrap_glGetBooleani_v
+#define glGetBooleanv wrap_glGetBooleanv
+#define glGetBufferParameteri64v wrap_glGetBufferParameteri64v
+#define glGetBufferParameteriv wrap_glGetBufferParameteriv
+#define glGetBufferPointerv wrap_glGetBufferPointerv
+#define glGetBufferPointervOES wrap_glGetBufferPointervOES
+#define glGetClipPlanef wrap_glGetClipPlanef
+#define glGetClipPlanefOES wrap_glGetClipPlanefOES
+#define glGetClipPlanex wrap_glGetClipPlanex
+#define glGetClipPlanexOES wrap_glGetClipPlanexOES
+#define glGetCoverageModulationTableNV wrap_glGetCoverageModulationTableNV
+#define glGetDebugMessageLog wrap_glGetDebugMessageLog
+#define glGetDebugMessageLogKHR wrap_glGetDebugMessageLogKHR
+#define glGetDriverControlStringQCOM wrap_glGetDriverControlStringQCOM
+#define glGetDriverControlsQCOM wrap_glGetDriverControlsQCOM
+#define glGetError wrap_glGetError
+#define glGetFenceivNV wrap_glGetFenceivNV
+#define glGetFirstPerfQueryIdINTEL wrap_glGetFirstPerfQueryIdINTEL
+#define glGetFixedv wrap_glGetFixedv
+#define glGetFixedvOES wrap_glGetFixedvOES
+#define glGetFloati_vNV wrap_glGetFloati_vNV
+#define glGetFloatv wrap_glGetFloatv
+#define glGetFragDataIndexEXT wrap_glGetFragDataIndexEXT
+#define glGetFragDataLocation wrap_glGetFragDataLocation
+#define glGetFramebufferAttachmentParameteriv wrap_glGetFramebufferAttachmentParameteriv
+#define glGetFramebufferAttachmentParameterivOES wrap_glGetFramebufferAttachmentParameterivOES
+#define glGetFramebufferParameteriv wrap_glGetFramebufferParameteriv
+#define glGetGraphicsResetStatus wrap_glGetGraphicsResetStatus
+#define glGetGraphicsResetStatusEXT wrap_glGetGraphicsResetStatusEXT
+#define glGetGraphicsResetStatusKHR wrap_glGetGraphicsResetStatusKHR
+#define glGetImageHandleNV wrap_glGetImageHandleNV
+#define glGetInteger64i_v wrap_glGetInteger64i_v
+#define glGetInteger64v wrap_glGetInteger64v
+#define glGetInteger64vAPPLE wrap_glGetInteger64vAPPLE
+#define glGetIntegeri_v wrap_glGetIntegeri_v
+#define glGetIntegeri_vEXT wrap_glGetIntegeri_vEXT
+#define glGetIntegerv wrap_glGetIntegerv
+#define glGetInternalformatSampleivNV wrap_glGetInternalformatSampleivNV
+#define glGetInternalformativ wrap_glGetInternalformativ
+#define glGetLightfv wrap_glGetLightfv
+#define glGetLightxv wrap_glGetLightxv
+#define glGetLightxvOES wrap_glGetLightxvOES
+#define glGetMaterialfv wrap_glGetMaterialfv
+#define glGetMaterialxv wrap_glGetMaterialxv
+#define glGetMaterialxvOES wrap_glGetMaterialxvOES
+#define glGetMultisamplefv wrap_glGetMultisamplefv
+#define glGetNextPerfQueryIdINTEL wrap_glGetNextPerfQueryIdINTEL
+#define glGetObjectLabel wrap_glGetObjectLabel
+#define glGetObjectLabelEXT wrap_glGetObjectLabelEXT
+#define glGetObjectLabelKHR wrap_glGetObjectLabelKHR
+#define glGetObjectPtrLabel wrap_glGetObjectPtrLabel
+#define glGetObjectPtrLabelKHR wrap_glGetObjectPtrLabelKHR
+#define glGetPathCommandsNV wrap_glGetPathCommandsNV
+#define glGetPathCoordsNV wrap_glGetPathCoordsNV
+#define glGetPathDashArrayNV wrap_glGetPathDashArrayNV
+#define glGetPathLengthNV wrap_glGetPathLengthNV
+#define glGetPathMetricRangeNV wrap_glGetPathMetricRangeNV
+#define glGetPathMetricsNV wrap_glGetPathMetricsNV
+#define glGetPathParameterfvNV wrap_glGetPathParameterfvNV
+#define glGetPathParameterivNV wrap_glGetPathParameterivNV
+#define glGetPathSpacingNV wrap_glGetPathSpacingNV
+#define glGetPerfCounterInfoINTEL wrap_glGetPerfCounterInfoINTEL
+#define glGetPerfMonitorCounterDataAMD wrap_glGetPerfMonitorCounterDataAMD
+#define glGetPerfMonitorCounterInfoAMD wrap_glGetPerfMonitorCounterInfoAMD
+#define glGetPerfMonitorCounterStringAMD wrap_glGetPerfMonitorCounterStringAMD
+#define glGetPerfMonitorCountersAMD wrap_glGetPerfMonitorCountersAMD
+#define glGetPerfMonitorGroupStringAMD wrap_glGetPerfMonitorGroupStringAMD
+#define glGetPerfMonitorGroupsAMD wrap_glGetPerfMonitorGroupsAMD
+#define glGetPerfQueryDataINTEL wrap_glGetPerfQueryDataINTEL
+#define glGetPerfQueryIdByNameINTEL wrap_glGetPerfQueryIdByNameINTEL
+#define glGetPerfQueryInfoINTEL wrap_glGetPerfQueryInfoINTEL
+#define glGetPointerv wrap_glGetPointerv
+#define glGetPointervKHR wrap_glGetPointervKHR
+#define glGetProgramBinary wrap_glGetProgramBinary
+#define glGetProgramBinaryOES wrap_glGetProgramBinaryOES
+#define glGetProgramInfoLog wrap_glGetProgramInfoLog
+#define glGetProgramInterfaceiv wrap_glGetProgramInterfaceiv
+#define glGetProgramPipelineInfoLog wrap_glGetProgramPipelineInfoLog
+#define glGetProgramPipelineInfoLogEXT wrap_glGetProgramPipelineInfoLogEXT
+#define glGetProgramPipelineiv wrap_glGetProgramPipelineiv
+#define glGetProgramPipelineivEXT wrap_glGetProgramPipelineivEXT
+#define glGetProgramResourceIndex wrap_glGetProgramResourceIndex
+#define glGetProgramResourceLocation wrap_glGetProgramResourceLocation
+#define glGetProgramResourceLocationIndexEXT wrap_glGetProgramResourceLocationIndexEXT
+#define glGetProgramResourceName wrap_glGetProgramResourceName
+#define glGetProgramResourcefvNV wrap_glGetProgramResourcefvNV
+#define glGetProgramResourceiv wrap_glGetProgramResourceiv
+#define glGetProgramiv wrap_glGetProgramiv
+#define glGetQueryObjecti64vEXT wrap_glGetQueryObjecti64vEXT
+#define glGetQueryObjectivEXT wrap_glGetQueryObjectivEXT
+#define glGetQueryObjectui64vEXT wrap_glGetQueryObjectui64vEXT
+#define glGetQueryObjectuiv wrap_glGetQueryObjectuiv
+#define glGetQueryObjectuivEXT wrap_glGetQueryObjectuivEXT
+#define glGetQueryiv wrap_glGetQueryiv
+#define glGetQueryivEXT wrap_glGetQueryivEXT
+#define glGetRenderbufferParameteriv wrap_glGetRenderbufferParameteriv
+#define glGetRenderbufferParameterivOES wrap_glGetRenderbufferParameterivOES
+#define glGetSamplerParameterIiv wrap_glGetSamplerParameterIiv
+#define glGetSamplerParameterIivEXT wrap_glGetSamplerParameterIivEXT
+#define glGetSamplerParameterIivOES wrap_glGetSamplerParameterIivOES
+#define glGetSamplerParameterIuiv wrap_glGetSamplerParameterIuiv
+#define glGetSamplerParameterIuivEXT wrap_glGetSamplerParameterIuivEXT
+#define glGetSamplerParameterIuivOES wrap_glGetSamplerParameterIuivOES
+#define glGetSamplerParameterfv wrap_glGetSamplerParameterfv
+#define glGetSamplerParameteriv wrap_glGetSamplerParameteriv
+#define glGetShaderInfoLog wrap_glGetShaderInfoLog
+#define glGetShaderPrecisionFormat wrap_glGetShaderPrecisionFormat
+#define glGetShaderSource wrap_glGetShaderSource
+#define glGetShaderiv wrap_glGetShaderiv
+#define glGetString wrap_glGetString
+#define glGetStringi wrap_glGetStringi
+#define glGetSynciv wrap_glGetSynciv
+#define glGetSyncivAPPLE wrap_glGetSyncivAPPLE
+#define glGetTexEnvfv wrap_glGetTexEnvfv
+#define glGetTexEnviv wrap_glGetTexEnviv
+#define glGetTexEnvxv wrap_glGetTexEnvxv
+#define glGetTexEnvxvOES wrap_glGetTexEnvxvOES
+#define glGetTexGenfvOES wrap_glGetTexGenfvOES
+#define glGetTexGenivOES wrap_glGetTexGenivOES
+#define glGetTexGenxvOES wrap_glGetTexGenxvOES
+#define glGetTexLevelParameterfv wrap_glGetTexLevelParameterfv
+#define glGetTexLevelParameteriv wrap_glGetTexLevelParameteriv
+#define glGetTexParameterIiv wrap_glGetTexParameterIiv
+#define glGetTexParameterIivEXT wrap_glGetTexParameterIivEXT
+#define glGetTexParameterIivOES wrap_glGetTexParameterIivOES
+#define glGetTexParameterIuiv wrap_glGetTexParameterIuiv
+#define glGetTexParameterIuivEXT wrap_glGetTexParameterIuivEXT
+#define glGetTexParameterIuivOES wrap_glGetTexParameterIuivOES
+#define glGetTexParameterfv wrap_glGetTexParameterfv
+#define glGetTexParameteriv wrap_glGetTexParameteriv
+#define glGetTexParameterxv wrap_glGetTexParameterxv
+#define glGetTexParameterxvOES wrap_glGetTexParameterxvOES
+#define glGetTextureHandleNV wrap_glGetTextureHandleNV
+#define glGetTextureSamplerHandleNV wrap_glGetTextureSamplerHandleNV
+#define glGetTransformFeedbackVarying wrap_glGetTransformFeedbackVarying
+#define glGetTranslatedShaderSourceANGLE wrap_glGetTranslatedShaderSourceANGLE
+#define glGetUniformBlockIndex wrap_glGetUniformBlockIndex
+#define glGetUniformIndices wrap_glGetUniformIndices
+#define glGetUniformLocation wrap_glGetUniformLocation
+#define glGetUniformfv wrap_glGetUniformfv
+#define glGetUniformiv wrap_glGetUniformiv
+#define glGetUniformuiv wrap_glGetUniformuiv
+#define glGetVertexAttribIiv wrap_glGetVertexAttribIiv
+#define glGetVertexAttribIuiv wrap_glGetVertexAttribIuiv
+#define glGetVertexAttribPointerv wrap_glGetVertexAttribPointerv
+#define glGetVertexAttribfv wrap_glGetVertexAttribfv
+#define glGetVertexAttribiv wrap_glGetVertexAttribiv
+#define glGetnUniformfv wrap_glGetnUniformfv
+#define glGetnUniformfvEXT wrap_glGetnUniformfvEXT
+#define glGetnUniformfvKHR wrap_glGetnUniformfvKHR
+#define glGetnUniformiv wrap_glGetnUniformiv
+#define glGetnUniformivEXT wrap_glGetnUniformivEXT
+#define glGetnUniformivKHR wrap_glGetnUniformivKHR
+#define glGetnUniformuiv wrap_glGetnUniformuiv
+#define glGetnUniformuivKHR wrap_glGetnUniformuivKHR
+#define glHint wrap_glHint
+#define glInsertEventMarkerEXT wrap_glInsertEventMarkerEXT
+#define glInterpolatePathsNV wrap_glInterpolatePathsNV
+#define glInvalidateFramebuffer wrap_glInvalidateFramebuffer
+#define glInvalidateSubFramebuffer wrap_glInvalidateSubFramebuffer
+#define glIsBuffer wrap_glIsBuffer
+#define glIsEnabled wrap_glIsEnabled
+#define glIsEnabledi wrap_glIsEnabledi
+#define glIsEnablediEXT wrap_glIsEnablediEXT
+#define glIsEnablediNV wrap_glIsEnablediNV
+#define glIsEnablediOES wrap_glIsEnablediOES
+#define glIsFenceNV wrap_glIsFenceNV
+#define glIsFramebuffer wrap_glIsFramebuffer
+#define glIsFramebufferOES wrap_glIsFramebufferOES
+#define glIsImageHandleResidentNV wrap_glIsImageHandleResidentNV
+#define glIsPathNV wrap_glIsPathNV
+#define glIsPointInFillPathNV wrap_glIsPointInFillPathNV
+#define glIsPointInStrokePathNV wrap_glIsPointInStrokePathNV
+#define glIsProgram wrap_glIsProgram
+#define glIsProgramPipeline wrap_glIsProgramPipeline
+#define glIsProgramPipelineEXT wrap_glIsProgramPipelineEXT
+#define glIsQuery wrap_glIsQuery
+#define glIsQueryEXT wrap_glIsQueryEXT
+#define glIsRenderbuffer wrap_glIsRenderbuffer
+#define glIsRenderbufferOES wrap_glIsRenderbufferOES
+#define glIsSampler wrap_glIsSampler
+#define glIsShader wrap_glIsShader
+#define glIsSync wrap_glIsSync
+#define glIsSyncAPPLE wrap_glIsSyncAPPLE
+#define glIsTexture wrap_glIsTexture
+#define glIsTextureHandleResidentNV wrap_glIsTextureHandleResidentNV
+#define glIsTransformFeedback wrap_glIsTransformFeedback
+#define glIsVertexArray wrap_glIsVertexArray
+#define glIsVertexArrayOES wrap_glIsVertexArrayOES
+#define glLabelObjectEXT wrap_glLabelObjectEXT
+#define glLightModelf wrap_glLightModelf
+#define glLightModelfv wrap_glLightModelfv
+#define glLightModelx wrap_glLightModelx
+#define glLightModelxOES wrap_glLightModelxOES
+#define glLightModelxv wrap_glLightModelxv
+#define glLightModelxvOES wrap_glLightModelxvOES
+#define glLightf wrap_glLightf
+#define glLightfv wrap_glLightfv
+#define glLightx wrap_glLightx
+#define glLightxOES wrap_glLightxOES
+#define glLightxv wrap_glLightxv
+#define glLightxvOES wrap_glLightxvOES
+#define glLineWidth wrap_glLineWidth
+#define glLineWidthx wrap_glLineWidthx
+#define glLineWidthxOES wrap_glLineWidthxOES
+#define glLinkProgram wrap_glLinkProgram
+#define glLoadIdentity wrap_glLoadIdentity
+#define glLoadMatrixf wrap_glLoadMatrixf
+#define glLoadMatrixx wrap_glLoadMatrixx
+#define glLoadMatrixxOES wrap_glLoadMatrixxOES
+#define glLoadPaletteFromModelViewMatrixOES wrap_glLoadPaletteFromModelViewMatrixOES
+#define glLogicOp wrap_glLogicOp
+#define glMakeImageHandleNonResidentNV wrap_glMakeImageHandleNonResidentNV
+#define glMakeImageHandleResidentNV wrap_glMakeImageHandleResidentNV
+#define glMakeTextureHandleNonResidentNV wrap_glMakeTextureHandleNonResidentNV
+#define glMakeTextureHandleResidentNV wrap_glMakeTextureHandleResidentNV
+#define glMapBufferOES wrap_glMapBufferOES
+#define glMapBufferRange wrap_glMapBufferRange
+#define glMapBufferRangeEXT wrap_glMapBufferRangeEXT
+#define glMaterialf wrap_glMaterialf
+#define glMaterialfv wrap_glMaterialfv
+#define glMaterialx wrap_glMaterialx
+#define glMaterialxOES wrap_glMaterialxOES
+#define glMaterialxv wrap_glMaterialxv
+#define glMaterialxvOES wrap_glMaterialxvOES
+#define glMatrixIndexPointerOES wrap_glMatrixIndexPointerOES
+#define glMatrixLoad3x2fNV wrap_glMatrixLoad3x2fNV
+#define glMatrixLoad3x3fNV wrap_glMatrixLoad3x3fNV
+#define glMatrixLoadTranspose3x3fNV wrap_glMatrixLoadTranspose3x3fNV
+#define glMatrixMode wrap_glMatrixMode
+#define glMatrixMult3x2fNV wrap_glMatrixMult3x2fNV
+#define glMatrixMult3x3fNV wrap_glMatrixMult3x3fNV
+#define glMatrixMultTranspose3x3fNV wrap_glMatrixMultTranspose3x3fNV
+#define glMemoryBarrier wrap_glMemoryBarrier
+#define glMemoryBarrierByRegion wrap_glMemoryBarrierByRegion
+#define glMinSampleShading wrap_glMinSampleShading
+#define glMinSampleShadingOES wrap_glMinSampleShadingOES
+#define glMultMatrixf wrap_glMultMatrixf
+#define glMultMatrixx wrap_glMultMatrixx
+#define glMultMatrixxOES wrap_glMultMatrixxOES
+#define glMultiDrawArraysEXT wrap_glMultiDrawArraysEXT
+#define glMultiDrawArraysIndirectEXT wrap_glMultiDrawArraysIndirectEXT
+#define glMultiDrawElementsBaseVertexEXT wrap_glMultiDrawElementsBaseVertexEXT
+#define glMultiDrawElementsBaseVertexOES wrap_glMultiDrawElementsBaseVertexOES
+#define glMultiDrawElementsEXT wrap_glMultiDrawElementsEXT
+#define glMultiDrawElementsIndirectEXT wrap_glMultiDrawElementsIndirectEXT
+#define glMultiTexCoord4f wrap_glMultiTexCoord4f
+#define glMultiTexCoord4x wrap_glMultiTexCoord4x
+#define glMultiTexCoord4xOES wrap_glMultiTexCoord4xOES
+#define glNamedFramebufferSampleLocationsfvNV wrap_glNamedFramebufferSampleLocationsfvNV
+#define glNormal3f wrap_glNormal3f
+#define glNormal3x wrap_glNormal3x
+#define glNormal3xOES wrap_glNormal3xOES
+#define glNormalPointer wrap_glNormalPointer
+#define glObjectLabel wrap_glObjectLabel
+#define glObjectLabelKHR wrap_glObjectLabelKHR
+#define glObjectPtrLabel wrap_glObjectPtrLabel
+#define glObjectPtrLabelKHR wrap_glObjectPtrLabelKHR
+#define glOrthof wrap_glOrthof
+#define glOrthofOES wrap_glOrthofOES
+#define glOrthox wrap_glOrthox
+#define glOrthoxOES wrap_glOrthoxOES
+#define glPatchParameteri wrap_glPatchParameteri
+#define glPatchParameteriEXT wrap_glPatchParameteriEXT
+#define glPatchParameteriOES wrap_glPatchParameteriOES
+#define glPathCommandsNV wrap_glPathCommandsNV
+#define glPathCoordsNV wrap_glPathCoordsNV
+#define glPathCoverDepthFuncNV wrap_glPathCoverDepthFuncNV
+#define glPathDashArrayNV wrap_glPathDashArrayNV
+#define glPathGlyphIndexArrayNV wrap_glPathGlyphIndexArrayNV
+#define glPathGlyphIndexRangeNV wrap_glPathGlyphIndexRangeNV
+#define glPathGlyphRangeNV wrap_glPathGlyphRangeNV
+#define glPathGlyphsNV wrap_glPathGlyphsNV
+#define glPathMemoryGlyphIndexArrayNV wrap_glPathMemoryGlyphIndexArrayNV
+#define glPathParameterfNV wrap_glPathParameterfNV
+#define glPathParameterfvNV wrap_glPathParameterfvNV
+#define glPathParameteriNV wrap_glPathParameteriNV
+#define glPathParameterivNV wrap_glPathParameterivNV
+#define glPathStencilDepthOffsetNV wrap_glPathStencilDepthOffsetNV
+#define glPathStencilFuncNV wrap_glPathStencilFuncNV
+#define glPathStringNV wrap_glPathStringNV
+#define glPathSubCommandsNV wrap_glPathSubCommandsNV
+#define glPathSubCoordsNV wrap_glPathSubCoordsNV
+#define glPauseTransformFeedback wrap_glPauseTransformFeedback
+#define glPixelStorei wrap_glPixelStorei
+#define glPointAlongPathNV wrap_glPointAlongPathNV
+#define glPointParameterf wrap_glPointParameterf
+#define glPointParameterfv wrap_glPointParameterfv
+#define glPointParameterx wrap_glPointParameterx
+#define glPointParameterxOES wrap_glPointParameterxOES
+#define glPointParameterxv wrap_glPointParameterxv
+#define glPointParameterxvOES wrap_glPointParameterxvOES
+#define glPointSize wrap_glPointSize
+#define glPointSizePointerOES wrap_glPointSizePointerOES
+#define glPointSizex wrap_glPointSizex
+#define glPointSizexOES wrap_glPointSizexOES
+#define glPolygonModeNV wrap_glPolygonModeNV
+#define glPolygonOffset wrap_glPolygonOffset
+#define glPolygonOffsetx wrap_glPolygonOffsetx
+#define glPolygonOffsetxOES wrap_glPolygonOffsetxOES
+#define glPopDebugGroup wrap_glPopDebugGroup
+#define glPopDebugGroupKHR wrap_glPopDebugGroupKHR
+#define glPopGroupMarkerEXT wrap_glPopGroupMarkerEXT
+#define glPopMatrix wrap_glPopMatrix
+#define glPrimitiveBoundingBox wrap_glPrimitiveBoundingBox
+#define glPrimitiveBoundingBoxEXT wrap_glPrimitiveBoundingBoxEXT
+#define glPrimitiveBoundingBoxOES wrap_glPrimitiveBoundingBoxOES
+#define glProgramBinary wrap_glProgramBinary
+#define glProgramBinaryOES wrap_glProgramBinaryOES
+#define glProgramParameteri wrap_glProgramParameteri
+#define glProgramParameteriEXT wrap_glProgramParameteriEXT
+#define glProgramPathFragmentInputGenNV wrap_glProgramPathFragmentInputGenNV
+#define glProgramUniform1f wrap_glProgramUniform1f
+#define glProgramUniform1fEXT wrap_glProgramUniform1fEXT
+#define glProgramUniform1fv wrap_glProgramUniform1fv
+#define glProgramUniform1fvEXT wrap_glProgramUniform1fvEXT
+#define glProgramUniform1i wrap_glProgramUniform1i
+#define glProgramUniform1iEXT wrap_glProgramUniform1iEXT
+#define glProgramUniform1iv wrap_glProgramUniform1iv
+#define glProgramUniform1ivEXT wrap_glProgramUniform1ivEXT
+#define glProgramUniform1ui wrap_glProgramUniform1ui
+#define glProgramUniform1uiEXT wrap_glProgramUniform1uiEXT
+#define glProgramUniform1uiv wrap_glProgramUniform1uiv
+#define glProgramUniform1uivEXT wrap_glProgramUniform1uivEXT
+#define glProgramUniform2f wrap_glProgramUniform2f
+#define glProgramUniform2fEXT wrap_glProgramUniform2fEXT
+#define glProgramUniform2fv wrap_glProgramUniform2fv
+#define glProgramUniform2fvEXT wrap_glProgramUniform2fvEXT
+#define glProgramUniform2i wrap_glProgramUniform2i
+#define glProgramUniform2iEXT wrap_glProgramUniform2iEXT
+#define glProgramUniform2iv wrap_glProgramUniform2iv
+#define glProgramUniform2ivEXT wrap_glProgramUniform2ivEXT
+#define glProgramUniform2ui wrap_glProgramUniform2ui
+#define glProgramUniform2uiEXT wrap_glProgramUniform2uiEXT
+#define glProgramUniform2uiv wrap_glProgramUniform2uiv
+#define glProgramUniform2uivEXT wrap_glProgramUniform2uivEXT
+#define glProgramUniform3f wrap_glProgramUniform3f
+#define glProgramUniform3fEXT wrap_glProgramUniform3fEXT
+#define glProgramUniform3fv wrap_glProgramUniform3fv
+#define glProgramUniform3fvEXT wrap_glProgramUniform3fvEXT
+#define glProgramUniform3i wrap_glProgramUniform3i
+#define glProgramUniform3iEXT wrap_glProgramUniform3iEXT
+#define glProgramUniform3iv wrap_glProgramUniform3iv
+#define glProgramUniform3ivEXT wrap_glProgramUniform3ivEXT
+#define glProgramUniform3ui wrap_glProgramUniform3ui
+#define glProgramUniform3uiEXT wrap_glProgramUniform3uiEXT
+#define glProgramUniform3uiv wrap_glProgramUniform3uiv
+#define glProgramUniform3uivEXT wrap_glProgramUniform3uivEXT
+#define glProgramUniform4f wrap_glProgramUniform4f
+#define glProgramUniform4fEXT wrap_glProgramUniform4fEXT
+#define glProgramUniform4fv wrap_glProgramUniform4fv
+#define glProgramUniform4fvEXT wrap_glProgramUniform4fvEXT
+#define glProgramUniform4i wrap_glProgramUniform4i
+#define glProgramUniform4iEXT wrap_glProgramUniform4iEXT
+#define glProgramUniform4iv wrap_glProgramUniform4iv
+#define glProgramUniform4ivEXT wrap_glProgramUniform4ivEXT
+#define glProgramUniform4ui wrap_glProgramUniform4ui
+#define glProgramUniform4uiEXT wrap_glProgramUniform4uiEXT
+#define glProgramUniform4uiv wrap_glProgramUniform4uiv
+#define glProgramUniform4uivEXT wrap_glProgramUniform4uivEXT
+#define glProgramUniformHandleui64NV wrap_glProgramUniformHandleui64NV
+#define glProgramUniformHandleui64vNV wrap_glProgramUniformHandleui64vNV
+#define glProgramUniformMatrix2fv wrap_glProgramUniformMatrix2fv
+#define glProgramUniformMatrix2fvEXT wrap_glProgramUniformMatrix2fvEXT
+#define glProgramUniformMatrix2x3fv wrap_glProgramUniformMatrix2x3fv
+#define glProgramUniformMatrix2x3fvEXT wrap_glProgramUniformMatrix2x3fvEXT
+#define glProgramUniformMatrix2x4fv wrap_glProgramUniformMatrix2x4fv
+#define glProgramUniformMatrix2x4fvEXT wrap_glProgramUniformMatrix2x4fvEXT
+#define glProgramUniformMatrix3fv wrap_glProgramUniformMatrix3fv
+#define glProgramUniformMatrix3fvEXT wrap_glProgramUniformMatrix3fvEXT
+#define glProgramUniformMatrix3x2fv wrap_glProgramUniformMatrix3x2fv
+#define glProgramUniformMatrix3x2fvEXT wrap_glProgramUniformMatrix3x2fvEXT
+#define glProgramUniformMatrix3x4fv wrap_glProgramUniformMatrix3x4fv
+#define glProgramUniformMatrix3x4fvEXT wrap_glProgramUniformMatrix3x4fvEXT
+#define glProgramUniformMatrix4fv wrap_glProgramUniformMatrix4fv
+#define glProgramUniformMatrix4fvEXT wrap_glProgramUniformMatrix4fvEXT
+#define glProgramUniformMatrix4x2fv wrap_glProgramUniformMatrix4x2fv
+#define glProgramUniformMatrix4x2fvEXT wrap_glProgramUniformMatrix4x2fvEXT
+#define glProgramUniformMatrix4x3fv wrap_glProgramUniformMatrix4x3fv
+#define glProgramUniformMatrix4x3fvEXT wrap_glProgramUniformMatrix4x3fvEXT
+#define glPushDebugGroup wrap_glPushDebugGroup
+#define glPushDebugGroupKHR wrap_glPushDebugGroupKHR
+#define glPushGroupMarkerEXT wrap_glPushGroupMarkerEXT
+#define glPushMatrix wrap_glPushMatrix
+#define glQueryCounterEXT wrap_glQueryCounterEXT
+#define glQueryMatrixxOES wrap_glQueryMatrixxOES
+#define glRasterSamplesEXT wrap_glRasterSamplesEXT
+#define glReadBuffer wrap_glReadBuffer
+#define glReadBufferIndexedEXT wrap_glReadBufferIndexedEXT
+#define glReadBufferNV wrap_glReadBufferNV
+#define glReadPixels wrap_glReadPixels
+#define glReadnPixels wrap_glReadnPixels
+#define glReadnPixelsEXT wrap_glReadnPixelsEXT
+#define glReadnPixelsKHR wrap_glReadnPixelsKHR
+#define glReleaseShaderCompiler wrap_glReleaseShaderCompiler
+#define glRenderbufferStorage wrap_glRenderbufferStorage
+#define glRenderbufferStorageMultisample wrap_glRenderbufferStorageMultisample
+#define glRenderbufferStorageMultisampleANGLE wrap_glRenderbufferStorageMultisampleANGLE
+#define glRenderbufferStorageMultisampleAPPLE wrap_glRenderbufferStorageMultisampleAPPLE
+#define glRenderbufferStorageMultisampleEXT wrap_glRenderbufferStorageMultisampleEXT
+#define glRenderbufferStorageMultisampleIMG wrap_glRenderbufferStorageMultisampleIMG
+#define glRenderbufferStorageMultisampleNV wrap_glRenderbufferStorageMultisampleNV
+#define glRenderbufferStorageOES wrap_glRenderbufferStorageOES
+#define glResolveDepthValuesNV wrap_glResolveDepthValuesNV
+#define glResolveMultisampleFramebufferAPPLE wrap_glResolveMultisampleFramebufferAPPLE
+#define glResumeTransformFeedback wrap_glResumeTransformFeedback
+#define glRotatef wrap_glRotatef
+#define glRotatex wrap_glRotatex
+#define glRotatexOES wrap_glRotatexOES
+#define glSampleCoverage wrap_glSampleCoverage
+#define glSampleCoveragex wrap_glSampleCoveragex
+#define glSampleCoveragexOES wrap_glSampleCoveragexOES
+#define glSampleMaski wrap_glSampleMaski
+#define glSamplerParameterIiv wrap_glSamplerParameterIiv
+#define glSamplerParameterIivEXT wrap_glSamplerParameterIivEXT
+#define glSamplerParameterIivOES wrap_glSamplerParameterIivOES
+#define glSamplerParameterIuiv wrap_glSamplerParameterIuiv
+#define glSamplerParameterIuivEXT wrap_glSamplerParameterIuivEXT
+#define glSamplerParameterIuivOES wrap_glSamplerParameterIuivOES
+#define glSamplerParameterf wrap_glSamplerParameterf
+#define glSamplerParameterfv wrap_glSamplerParameterfv
+#define glSamplerParameteri wrap_glSamplerParameteri
+#define glSamplerParameteriv wrap_glSamplerParameteriv
+#define glScalef wrap_glScalef
+#define glScalex wrap_glScalex
+#define glScalexOES wrap_glScalexOES
+#define glScissor wrap_glScissor
+#define glScissorArrayvNV wrap_glScissorArrayvNV
+#define glScissorIndexedNV wrap_glScissorIndexedNV
+#define glScissorIndexedvNV wrap_glScissorIndexedvNV
+#define glSelectPerfMonitorCountersAMD wrap_glSelectPerfMonitorCountersAMD
+#define glSetFenceNV wrap_glSetFenceNV
+#define glShadeModel wrap_glShadeModel
+#define glShaderBinary wrap_glShaderBinary
+#define glShaderSource wrap_glShaderSource
+#define glStartTilingQCOM wrap_glStartTilingQCOM
+#define glStencilFillPathInstancedNV wrap_glStencilFillPathInstancedNV
+#define glStencilFillPathNV wrap_glStencilFillPathNV
+#define glStencilFunc wrap_glStencilFunc
+#define glStencilFuncSeparate wrap_glStencilFuncSeparate
+#define glStencilMask wrap_glStencilMask
+#define glStencilMaskSeparate wrap_glStencilMaskSeparate
+#define glStencilOp wrap_glStencilOp
+#define glStencilOpSeparate wrap_glStencilOpSeparate
+#define glStencilStrokePathInstancedNV wrap_glStencilStrokePathInstancedNV
+#define glStencilStrokePathNV wrap_glStencilStrokePathNV
+#define glStencilThenCoverFillPathInstancedNV wrap_glStencilThenCoverFillPathInstancedNV
+#define glStencilThenCoverFillPathNV wrap_glStencilThenCoverFillPathNV
+#define glStencilThenCoverStrokePathInstancedNV wrap_glStencilThenCoverStrokePathInstancedNV
+#define glStencilThenCoverStrokePathNV wrap_glStencilThenCoverStrokePathNV
+#define glSubpixelPrecisionBiasNV wrap_glSubpixelPrecisionBiasNV
+#define glTestFenceNV wrap_glTestFenceNV
+#define glTexBuffer wrap_glTexBuffer
+#define glTexBufferEXT wrap_glTexBufferEXT
+#define glTexBufferOES wrap_glTexBufferOES
+#define glTexBufferRange wrap_glTexBufferRange
+#define glTexBufferRangeEXT wrap_glTexBufferRangeEXT
+#define glTexBufferRangeOES wrap_glTexBufferRangeOES
+#define glTexCoordPointer wrap_glTexCoordPointer
+#define glTexEnvf wrap_glTexEnvf
+#define glTexEnvfv wrap_glTexEnvfv
+#define glTexEnvi wrap_glTexEnvi
+#define glTexEnviv wrap_glTexEnviv
+#define glTexEnvx wrap_glTexEnvx
+#define glTexEnvxOES wrap_glTexEnvxOES
+#define glTexEnvxv wrap_glTexEnvxv
+#define glTexEnvxvOES wrap_glTexEnvxvOES
+#define glTexGenfOES wrap_glTexGenfOES
+#define glTexGenfvOES wrap_glTexGenfvOES
+#define glTexGeniOES wrap_glTexGeniOES
+#define glTexGenivOES wrap_glTexGenivOES
+#define glTexGenxOES wrap_glTexGenxOES
+#define glTexGenxvOES wrap_glTexGenxvOES
+#define glTexImage2D wrap_glTexImage2D
+#define glTexImage3D wrap_glTexImage3D
+#define glTexImage3DOES wrap_glTexImage3DOES
+#define glTexPageCommitmentEXT wrap_glTexPageCommitmentEXT
+#define glTexParameterIiv wrap_glTexParameterIiv
+#define glTexParameterIivEXT wrap_glTexParameterIivEXT
+#define glTexParameterIivOES wrap_glTexParameterIivOES
+#define glTexParameterIuiv wrap_glTexParameterIuiv
+#define glTexParameterIuivEXT wrap_glTexParameterIuivEXT
+#define glTexParameterIuivOES wrap_glTexParameterIuivOES
+#define glTexParameterf wrap_glTexParameterf
+#define glTexParameterfv wrap_glTexParameterfv
+#define glTexParameteri wrap_glTexParameteri
+#define glTexParameteriv wrap_glTexParameteriv
+#define glTexParameterx wrap_glTexParameterx
+#define glTexParameterxOES wrap_glTexParameterxOES
+#define glTexParameterxv wrap_glTexParameterxv
+#define glTexParameterxvOES wrap_glTexParameterxvOES
+#define glTexStorage1DEXT wrap_glTexStorage1DEXT
+#define glTexStorage2D wrap_glTexStorage2D
+#define glTexStorage2DEXT wrap_glTexStorage2DEXT
+#define glTexStorage2DMultisample wrap_glTexStorage2DMultisample
+#define glTexStorage3D wrap_glTexStorage3D
+#define glTexStorage3DEXT wrap_glTexStorage3DEXT
+#define glTexStorage3DMultisample wrap_glTexStorage3DMultisample
+#define glTexStorage3DMultisampleOES wrap_glTexStorage3DMultisampleOES
+#define glTexSubImage2D wrap_glTexSubImage2D
+#define glTexSubImage3D wrap_glTexSubImage3D
+#define glTexSubImage3DOES wrap_glTexSubImage3DOES
+#define glTextureStorage1DEXT wrap_glTextureStorage1DEXT
+#define glTextureStorage2DEXT wrap_glTextureStorage2DEXT
+#define glTextureStorage3DEXT wrap_glTextureStorage3DEXT
+#define glTextureViewEXT wrap_glTextureViewEXT
+#define glTextureViewOES wrap_glTextureViewOES
+#define glTransformFeedbackVaryings wrap_glTransformFeedbackVaryings
+#define glTransformPathNV wrap_glTransformPathNV
+#define glTranslatef wrap_glTranslatef
+#define glTranslatex wrap_glTranslatex
+#define glTranslatexOES wrap_glTranslatexOES
+#define glUniform1f wrap_glUniform1f
+#define glUniform1fv wrap_glUniform1fv
+#define glUniform1i wrap_glUniform1i
+#define glUniform1iv wrap_glUniform1iv
+#define glUniform1ui wrap_glUniform1ui
+#define glUniform1uiv wrap_glUniform1uiv
+#define glUniform2f wrap_glUniform2f
+#define glUniform2fv wrap_glUniform2fv
+#define glUniform2i wrap_glUniform2i
+#define glUniform2iv wrap_glUniform2iv
+#define glUniform2ui wrap_glUniform2ui
+#define glUniform2uiv wrap_glUniform2uiv
+#define glUniform3f wrap_glUniform3f
+#define glUniform3fv wrap_glUniform3fv
+#define glUniform3i wrap_glUniform3i
+#define glUniform3iv wrap_glUniform3iv
+#define glUniform3ui wrap_glUniform3ui
+#define glUniform3uiv wrap_glUniform3uiv
+#define glUniform4f wrap_glUniform4f
+#define glUniform4fv wrap_glUniform4fv
+#define glUniform4i wrap_glUniform4i
+#define glUniform4iv wrap_glUniform4iv
+#define glUniform4ui wrap_glUniform4ui
+#define glUniform4uiv wrap_glUniform4uiv
+#define glUniformBlockBinding wrap_glUniformBlockBinding
+#define glUniformHandleui64NV wrap_glUniformHandleui64NV
+#define glUniformHandleui64vNV wrap_glUniformHandleui64vNV
+#define glUniformMatrix2fv wrap_glUniformMatrix2fv
+#define glUniformMatrix2x3fv wrap_glUniformMatrix2x3fv
+#define glUniformMatrix2x3fvNV wrap_glUniformMatrix2x3fvNV
+#define glUniformMatrix2x4fv wrap_glUniformMatrix2x4fv
+#define glUniformMatrix2x4fvNV wrap_glUniformMatrix2x4fvNV
+#define glUniformMatrix3fv wrap_glUniformMatrix3fv
+#define glUniformMatrix3x2fv wrap_glUniformMatrix3x2fv
+#define glUniformMatrix3x2fvNV wrap_glUniformMatrix3x2fvNV
+#define glUniformMatrix3x4fv wrap_glUniformMatrix3x4fv
+#define glUniformMatrix3x4fvNV wrap_glUniformMatrix3x4fvNV
+#define glUniformMatrix4fv wrap_glUniformMatrix4fv
+#define glUniformMatrix4x2fv wrap_glUniformMatrix4x2fv
+#define glUniformMatrix4x2fvNV wrap_glUniformMatrix4x2fvNV
+#define glUniformMatrix4x3fv wrap_glUniformMatrix4x3fv
+#define glUniformMatrix4x3fvNV wrap_glUniformMatrix4x3fvNV
+#define glUnmapBuffer wrap_glUnmapBuffer
+#define glUnmapBufferOES wrap_glUnmapBufferOES
+#define glUseProgram wrap_glUseProgram
+#define glUseProgramStages wrap_glUseProgramStages
+#define glUseProgramStagesEXT wrap_glUseProgramStagesEXT
+#define glValidateProgram wrap_glValidateProgram
+#define glValidateProgramPipeline wrap_glValidateProgramPipeline
+#define glValidateProgramPipelineEXT wrap_glValidateProgramPipelineEXT
+#define glVertexAttrib1f wrap_glVertexAttrib1f
+#define glVertexAttrib1fv wrap_glVertexAttrib1fv
+#define glVertexAttrib2f wrap_glVertexAttrib2f
+#define glVertexAttrib2fv wrap_glVertexAttrib2fv
+#define glVertexAttrib3f wrap_glVertexAttrib3f
+#define glVertexAttrib3fv wrap_glVertexAttrib3fv
+#define glVertexAttrib4f wrap_glVertexAttrib4f
+#define glVertexAttrib4fv wrap_glVertexAttrib4fv
+#define glVertexAttribBinding wrap_glVertexAttribBinding
+#define glVertexAttribDivisor wrap_glVertexAttribDivisor
+#define glVertexAttribDivisorANGLE wrap_glVertexAttribDivisorANGLE
+#define glVertexAttribDivisorEXT wrap_glVertexAttribDivisorEXT
+#define glVertexAttribDivisorNV wrap_glVertexAttribDivisorNV
+#define glVertexAttribFormat wrap_glVertexAttribFormat
+#define glVertexAttribI4i wrap_glVertexAttribI4i
+#define glVertexAttribI4iv wrap_glVertexAttribI4iv
+#define glVertexAttribI4ui wrap_glVertexAttribI4ui
+#define glVertexAttribI4uiv wrap_glVertexAttribI4uiv
+#define glVertexAttribIFormat wrap_glVertexAttribIFormat
+#define glVertexAttribIPointer wrap_glVertexAttribIPointer
+#define glVertexAttribPointer wrap_glVertexAttribPointer
+#define glVertexBindingDivisor wrap_glVertexBindingDivisor
+#define glVertexPointer wrap_glVertexPointer
+#define glViewport wrap_glViewport
+#define glViewportArrayvNV wrap_glViewportArrayvNV
+#define glViewportIndexedfNV wrap_glViewportIndexedfNV
+#define glViewportIndexedfvNV wrap_glViewportIndexedfvNV
+#define glWaitSync wrap_glWaitSync
+#define glWaitSyncAPPLE wrap_glWaitSyncAPPLE
+#define glWeightPathsNV wrap_glWeightPathsNV
+#define glWeightPointerOES wrap_glWeightPointerOES
+
+#endif // HWUI_GLES_WRAP_ENABLED
diff --git a/libs/hwui/renderstate/RenderState.cpp b/libs/hwui/renderstate/RenderState.cpp
index 75dcf16..81363d9 100644
--- a/libs/hwui/renderstate/RenderState.cpp
+++ b/libs/hwui/renderstate/RenderState.cpp
@@ -241,7 +241,7 @@
     const Glop::Mesh::Indices& indices = mesh.indices;
     const Glop::Fill& fill = glop.fill;
 
-    GL_CHECKPOINT();
+    GL_CHECKPOINT(MODERATE);
 
     // ---------------------------------------------
     // ---------- Program + uniform setup ----------
@@ -286,7 +286,7 @@
                 roundedOutRadius);
     }
 
-    GL_CHECKPOINT();
+    GL_CHECKPOINT(MODERATE);
 
     // --------------------------------
     // ---------- Mesh setup ----------
@@ -339,7 +339,7 @@
     // Shader uniforms
     SkiaShader::apply(*mCaches, fill.skiaShaderData);
 
-    GL_CHECKPOINT();
+    GL_CHECKPOINT(MODERATE);
     Texture* texture = (fill.skiaShaderData.skiaShaderType & kBitmap_SkiaShaderType) ?
             fill.skiaShaderData.bitmapData.bitmapTexture : nullptr;
     const AutoTexture autoCleanup(texture);
@@ -349,7 +349,7 @@
     // ------------------------------------
     blend().setFactors(glop.blend.src, glop.blend.dst);
 
-    GL_CHECKPOINT();
+    GL_CHECKPOINT(MODERATE);
 
     // ------------------------------------
     // ---------- Actual drawing ----------
@@ -379,7 +379,7 @@
         glDrawArrays(mesh.primitiveMode, 0, mesh.elementCount);
     }
 
-    GL_CHECKPOINT();
+    GL_CHECKPOINT(MODERATE);
 
     // -----------------------------------
     // ---------- Mesh teardown ----------
@@ -391,7 +391,7 @@
         glDisableVertexAttribArray(colorLocation);
     }
 
-    GL_CHECKPOINT();
+    GL_CHECKPOINT(MODERATE);
 }
 
 void RenderState::dump() {
diff --git a/libs/hwui/renderthread/CanvasContext.cpp b/libs/hwui/renderthread/CanvasContext.cpp
index cdd2da0..7148c4b 100644
--- a/libs/hwui/renderthread/CanvasContext.cpp
+++ b/libs/hwui/renderthread/CanvasContext.cpp
@@ -19,6 +19,7 @@
 
 #include "AnimationContext.h"
 #include "Caches.h"
+#include "Canvas.h"
 #include "DeferredLayerUpdater.h"
 #include "EglManager.h"
 #include "LayerUpdateQueue.h"
@@ -214,13 +215,13 @@
         // node(s) are non client / filler nodes.
         info.mode = (node.get() == target ? TreeInfo::MODE_FULL : TreeInfo::MODE_RT_ONLY);
         node->prepareTree(info);
-        GL_CHECKPOINT();
+        GL_CHECKPOINT(MODERATE);
     }
     mAnimationContext->runRemainingAnimations(info);
-    GL_CHECKPOINT();
+    GL_CHECKPOINT(MODERATE);
 
     freePrefetechedLayers();
-    GL_CHECKPOINT();
+    GL_CHECKPOINT(MODERATE);
 
     if (CC_UNLIKELY(!mNativeWindow.get())) {
         mCurrentFrameInfo->addFlag(FrameInfoFlags::SkippedFrame);
@@ -394,7 +395,7 @@
             backdropBounds.doIntersect(targetBounds);
             // Check if we have to draw something on the left side ...
             if (targetBounds.left < contentBounds.left) {
-                mCanvas->save(SkCanvas::kClip_SaveFlag);
+                mCanvas->save(SaveFlags::Clip);
                 if (mCanvas->clipRect(targetBounds.left, targetBounds.top,
                                       contentBounds.left, targetBounds.bottom,
                                       SkRegion::kIntersect_Op)) {
@@ -407,7 +408,7 @@
             // ... or on the right side ...
             if (targetBounds.right > contentBounds.right &&
                 !targetBounds.isEmpty()) {
-                mCanvas->save(SkCanvas::kClip_SaveFlag);
+                mCanvas->save(SaveFlags::Clip);
                 if (mCanvas->clipRect(contentBounds.right, targetBounds.top,
                                       targetBounds.right, targetBounds.bottom,
                                       SkRegion::kIntersect_Op)) {
@@ -420,7 +421,7 @@
             // ... or at the top ...
             if (targetBounds.top < contentBounds.top &&
                 !targetBounds.isEmpty()) {
-                mCanvas->save(SkCanvas::kClip_SaveFlag);
+                mCanvas->save(SaveFlags::Clip);
                 if (mCanvas->clipRect(targetBounds.left, targetBounds.top, targetBounds.right,
                                       contentBounds.top,
                                       SkRegion::kIntersect_Op)) {
@@ -433,7 +434,7 @@
             // ... or at the bottom.
             if (targetBounds.bottom > contentBounds.bottom &&
                 !targetBounds.isEmpty()) {
-                mCanvas->save(SkCanvas::kClip_SaveFlag);
+                mCanvas->save(SaveFlags::Clip);
                 if (mCanvas->clipRect(targetBounds.left, contentBounds.bottom, targetBounds.right,
                                       targetBounds.bottom, SkRegion::kIntersect_Op)) {
                     mCanvas->drawRenderNode(node.get(), outBounds);
@@ -442,7 +443,7 @@
             }
         } else if (layer == 1) { // Content
             // It gets cropped against the bounds of the backdrop to stay inside.
-            mCanvas->save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag);
+            mCanvas->save(SaveFlags::MatrixClip);
 
             // We shift and clip the content to match its final location in the window.
             const float left = mContentDrawBounds.left;
@@ -468,7 +469,7 @@
     bool drew = mCanvas->finish();
 #endif
 
-    GL_CHECKPOINT();
+    GL_CHECKPOINT(LOW);
 
     // Even if we decided to cancel the frame, from the perspective of jank
     // metrics the frame was swapped at this point
diff --git a/libs/hwui/tests/common/scenes/ClippingAnimation.cpp b/libs/hwui/tests/common/scenes/ClippingAnimation.cpp
index db6402c..a5fd712 100644
--- a/libs/hwui/tests/common/scenes/ClippingAnimation.cpp
+++ b/libs/hwui/tests/common/scenes/ClippingAnimation.cpp
@@ -32,7 +32,7 @@
         canvas.drawColor(Color::White, SkXfermode::kSrcOver_Mode);
         card = TestUtils::createNode(0, 0, 200, 400,
                 [](RenderProperties& props, TestCanvas& canvas) {
-            canvas.save(SkCanvas::kMatrixClip_SaveFlag);
+            canvas.save(SaveFlags::MatrixClip);
             {
                 canvas.clipRect(0, 0, 200, 200, SkRegion::kIntersect_Op);
                 canvas.translate(100, 100);
@@ -43,7 +43,7 @@
             }
             canvas.restore();
 
-            canvas.save(SkCanvas::kMatrixClip_SaveFlag);
+            canvas.save(SaveFlags::MatrixClip);
             {
                 SkPath clipCircle;
                 clipCircle.addCircle(100, 300, 100);
diff --git a/libs/hwui/tests/common/scenes/SaveLayerAnimation.cpp b/libs/hwui/tests/common/scenes/SaveLayerAnimation.cpp
index c899850..6904bec 100644
--- a/libs/hwui/tests/common/scenes/SaveLayerAnimation.cpp
+++ b/libs/hwui/tests/common/scenes/SaveLayerAnimation.cpp
@@ -34,18 +34,18 @@
         card = TestUtils::createNode(0, 0, 400, 800,
                 [](RenderProperties& props, TestCanvas& canvas) {
             // nested clipped saveLayers
-            canvas.saveLayerAlpha(0, 0, 400, 400, 200, SkCanvas::kClipToLayer_SaveFlag);
+            canvas.saveLayerAlpha(0, 0, 400, 400, 200, SaveFlags::ClipToLayer);
             canvas.drawColor(Color::Green_700, SkXfermode::kSrcOver_Mode);
             canvas.clipRect(50, 50, 350, 350, SkRegion::kIntersect_Op);
-            canvas.saveLayerAlpha(100, 100, 300, 300, 128, SkCanvas::kClipToLayer_SaveFlag);
+            canvas.saveLayerAlpha(100, 100, 300, 300, 128, SaveFlags::ClipToLayer);
             canvas.drawColor(Color::Blue_500, SkXfermode::kSrcOver_Mode);
             canvas.restore();
             canvas.restore();
 
             // single unclipped saveLayer
-            canvas.save(SkCanvas::kMatrixClip_SaveFlag);
+            canvas.save(SaveFlags::MatrixClip);
             canvas.translate(0, 400);
-            canvas.saveLayerAlpha(100, 100, 300, 300, 128, SkCanvas::SaveFlags(0)); // unclipped
+            canvas.saveLayerAlpha(100, 100, 300, 300, 128, SaveFlags::Flags(0)); // unclipped
             SkPaint paint;
             paint.setAntiAlias(true);
             paint.setColor(Color::Green_700);
diff --git a/libs/hwui/tests/common/scenes/ShapeAnimation.cpp b/libs/hwui/tests/common/scenes/ShapeAnimation.cpp
index 0cba3447..6d27c9d 100644
--- a/libs/hwui/tests/common/scenes/ShapeAnimation.cpp
+++ b/libs/hwui/tests/common/scenes/ShapeAnimation.cpp
@@ -69,7 +69,7 @@
             float cellSize = floorf(width / 7 - cellSpace);
 
             // each combination of strokeWidth + style gets a column
-            int outerCount = canvas.save(SkCanvas::kMatrixClip_SaveFlag);
+            int outerCount = canvas.save(SaveFlags::MatrixClip);
             SkPaint paint;
             paint.setAntiAlias(true);
             SkPaint::Style styles[] = {
@@ -79,9 +79,9 @@
                 for (auto strokeWidth : { 0.0f, 0.5f, 8.0f }) {
                     paint.setStrokeWidth(strokeWidth);
                     // fill column with each op
-                    int middleCount = canvas.save(SkCanvas::kMatrixClip_SaveFlag);
+                    int middleCount = canvas.save(SaveFlags::MatrixClip);
                     for (auto op : ops) {
-                        int innerCount = canvas.save(SkCanvas::kMatrixClip_SaveFlag);
+                        int innerCount = canvas.save(SaveFlags::MatrixClip);
                         canvas.clipRect(0, 0, cellSize, cellSize, SkRegion::kIntersect_Op);
                         canvas.drawColor(Color::White, SkXfermode::Mode::kSrcOver_Mode);
                         op(canvas, cellSize, paint);
diff --git a/libs/hwui/tests/microbench/DisplayListCanvasBench.cpp b/libs/hwui/tests/microbench/DisplayListCanvasBench.cpp
index 2e59eb4..83af148 100644
--- a/libs/hwui/tests/microbench/DisplayListCanvasBench.cpp
+++ b/libs/hwui/tests/microbench/DisplayListCanvasBench.cpp
@@ -78,8 +78,8 @@
     StartBenchmarkTiming();
     for (int i = 0; i < iters; ++i) {
         canvas.reset(100, 100);
-        canvas.save(SkCanvas::kMatrixClip_SaveFlag);
-        canvas.save(SkCanvas::kMatrixClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
+        canvas.save(SaveFlags::MatrixClip);
         MicroBench::DoNotOptimize(&canvas);
         canvas.restore();
         canvas.restore();
@@ -121,12 +121,12 @@
     for (int i = 0; i < iters; ++i) {
         canvas.reset(100, 100);
         {
-            canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+            canvas.save(SaveFlags::MatrixClip);
             canvas.drawRect(0, 0, 100, 100, rectPaint);
             canvas.restore();
         }
         {
-            canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+            canvas.save(SaveFlags::MatrixClip);
             canvas.translate(10, 10);
             canvas.drawBitmap(iconBitmap, 0, 0, nullptr);
             canvas.restore();
@@ -151,8 +151,8 @@
 
     StartBenchmarkTiming();
     for (int i = 0; i < iters; ++i) {
-        state.save(SkCanvas::kMatrixClip_SaveFlag);
-        state.save(SkCanvas::kMatrixClip_SaveFlag);
+        state.save(SaveFlags::MatrixClip);
+        state.save(SaveFlags::MatrixClip);
         MicroBench::DoNotOptimize(&state);
         state.restore();
         state.restore();
diff --git a/libs/hwui/tests/microbench/FrameBuilderBench.cpp b/libs/hwui/tests/microbench/FrameBuilderBench.cpp
index 67c95e2..f9c2b67 100644
--- a/libs/hwui/tests/microbench/FrameBuilderBench.cpp
+++ b/libs/hwui/tests/microbench/FrameBuilderBench.cpp
@@ -47,7 +47,7 @@
 
         // Alternate between drawing rects and bitmaps, with bitmaps overlapping rects.
         // Rects don't overlap bitmaps, so bitmaps should be brought to front as a group.
-        canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
         for (int i = 0; i < 30; i++) {
             canvas.translate(0, 10);
             canvas.drawRect(0, 0, 10, 10, paint);
diff --git a/libs/hwui/tests/unit/CanvasStateTests.cpp b/libs/hwui/tests/unit/CanvasStateTests.cpp
index 4df2687..68d74ee 100644
--- a/libs/hwui/tests/unit/CanvasStateTests.cpp
+++ b/libs/hwui/tests/unit/CanvasStateTests.cpp
@@ -16,6 +16,7 @@
 
 #include "CanvasState.h"
 
+#include "Canvas.h"
 #include "Matrix.h"
 #include "Rect.h"
 #include "utils/LinearAllocator.h"
@@ -23,7 +24,6 @@
 #include <gtest/gtest.h>
 #include <SkPath.h>
 #include <SkRegion.h>
-#include <SkCanvas.h>
 
 namespace android {
 namespace uirenderer {
@@ -83,7 +83,7 @@
     state.initializeSaveStack(200, 200,
             0, 0, 200, 200, Vector3());
 
-    state.save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag);
+    state.save(SaveFlags::MatrixClip);
     {
         // rotated clip causes complex clip
         state.rotate(10);
@@ -93,7 +93,7 @@
     }
     state.restore();
 
-    state.save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag);
+    state.save(SaveFlags::MatrixClip);
     {
         // subtracted clip causes complex clip
         EXPECT_TRUE(state.clipIsSimple());
@@ -102,7 +102,7 @@
     }
     state.restore();
 
-    state.save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag);
+    state.save(SaveFlags::MatrixClip);
     {
         // complex path causes complex clip
         SkPath path;
@@ -119,7 +119,7 @@
     state.initializeSaveStack(200, 200,
             0, 0, 200, 200, Vector3());
 
-    state.save(SkCanvas::kClip_SaveFlag);
+    state.save(SaveFlags::Clip);
     {
         state.clipRect(0, 0, 10, 10, SkRegion::kIntersect_Op);
         ASSERT_EQ(state.getRenderTargetClipBounds(), Rect(10, 10));
@@ -129,7 +129,7 @@
 
     Matrix4 simpleTranslate;
     simpleTranslate.loadTranslate(10, 10, 0);
-    state.save(SkCanvas::kMatrix_SaveFlag);
+    state.save(SaveFlags::Matrix);
     {
         state.translate(10, 10, 0);
         EXPECT_TRUE(approxEqual(*state.currentTransform(), simpleTranslate));
@@ -143,7 +143,7 @@
     state.initializeSaveStack(200, 200,
             0, 0, 200, 200, Vector3());
 
-    state.save(SkCanvas::kMatrix_SaveFlag); // NOTE: clip not saved
+    state.save(SaveFlags::Matrix); // NOTE: clip not saved
     {
         state.clipRect(0, 0, 10, 10, SkRegion::kIntersect_Op);
         ASSERT_EQ(state.getRenderTargetClipBounds(), Rect(10, 10));
@@ -153,7 +153,7 @@
 
     Matrix4 simpleTranslate;
     simpleTranslate.loadTranslate(10, 10, 0);
-    state.save(SkCanvas::kClip_SaveFlag); // NOTE: matrix not saved
+    state.save(SaveFlags::Clip); // NOTE: matrix not saved
     {
         state.translate(10, 10, 0);
         EXPECT_TRUE(approxEqual(*state.currentTransform(), simpleTranslate));
diff --git a/libs/hwui/tests/unit/FrameBuilderTests.cpp b/libs/hwui/tests/unit/FrameBuilderTests.cpp
index b51bd2f..b75724c 100644
--- a/libs/hwui/tests/unit/FrameBuilderTests.cpp
+++ b/libs/hwui/tests/unit/FrameBuilderTests.cpp
@@ -167,7 +167,7 @@
 TEST(FrameBuilder, simpleRejection) {
     auto node = TestUtils::createNode(0, 0, 200, 200,
             [](RenderProperties& props, RecordingCanvas& canvas) {
-        canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
         canvas.clipRect(200, 200, 400, 400, SkRegion::kIntersect_Op); // intersection should be empty
         canvas.drawRect(0, 0, 400, 400, SkPaint());
         canvas.restore();
@@ -198,7 +198,7 @@
 
         // Alternate between drawing rects and bitmaps, with bitmaps overlapping rects.
         // Rects don't overlap bitmaps, so bitmaps should be brought to front as a group.
-        canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
         for (int i = 0; i < LOOPS; i++) {
             canvas.translate(0, 10);
             canvas.drawRect(0, 0, 10, 10, SkPaint());
@@ -336,7 +336,7 @@
 
     auto node = TestUtils::createNode(0, 0, 200, 200,
             [&layerUpdater](RenderProperties& props, RecordingCanvas& canvas) {
-        canvas.save(SkCanvas::kMatrixClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
         canvas.clipRect(50, 50, 150, 150, SkRegion::kIntersect_Op);
         canvas.drawLayer(layerUpdater.get());
         canvas.restore();
@@ -380,7 +380,7 @@
         paint.setColor(SK_ColorDKGRAY);
         canvas.drawRect(0, 0, 200, 200, paint);
 
-        canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
         canvas.translate(40, 40);
         canvas.drawRenderNode(child.get());
         canvas.restore();
@@ -448,7 +448,7 @@
 
     auto node = TestUtils::createNode(0, 0, 200, 200,
             [](RenderProperties& props, RecordingCanvas& canvas) {
-        canvas.saveLayerAlpha(10, 10, 190, 190, 128, SkCanvas::kClipToLayer_SaveFlag);
+        canvas.saveLayerAlpha(10, 10, 190, 190, 128, SaveFlags::ClipToLayer);
         canvas.drawRect(10, 10, 190, 190, SkPaint());
         canvas.restore();
     });
@@ -512,10 +512,10 @@
 
     auto node = TestUtils::createNode(0, 0, 800, 800,
             [](RenderProperties& props, RecordingCanvas& canvas) {
-        canvas.saveLayerAlpha(0, 0, 800, 800, 128, SkCanvas::kClipToLayer_SaveFlag);
+        canvas.saveLayerAlpha(0, 0, 800, 800, 128, SaveFlags::ClipToLayer);
         {
             canvas.drawRect(0, 0, 800, 800, SkPaint());
-            canvas.saveLayerAlpha(0, 0, 400, 400, 128, SkCanvas::kClipToLayer_SaveFlag);
+            canvas.saveLayerAlpha(0, 0, 400, 400, 128, SaveFlags::ClipToLayer);
             {
                 canvas.drawRect(0, 0, 400, 400, SkPaint());
             }
@@ -534,9 +534,9 @@
 TEST(FrameBuilder, saveLayer_contentRejection) {
         auto node = TestUtils::createNode(0, 0, 200, 200,
                 [](RenderProperties& props, RecordingCanvas& canvas) {
-        canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
         canvas.clipRect(200, 200, 400, 400, SkRegion::kIntersect_Op);
-        canvas.saveLayerAlpha(200, 200, 400, 400, 128, SkCanvas::kClipToLayer_SaveFlag);
+        canvas.saveLayerAlpha(200, 200, 400, 400, 128, SaveFlags::ClipToLayer);
 
         // draw within save layer may still be recorded, but shouldn't be drawn
         canvas.drawRect(200, 200, 400, 400, SkPaint());
@@ -583,7 +583,7 @@
 
     auto node = TestUtils::createNode(0, 0, 200, 200,
             [](RenderProperties& props, RecordingCanvas& canvas) {
-        canvas.saveLayerAlpha(10, 10, 190, 190, 128, (SkCanvas::SaveFlags)(0));
+        canvas.saveLayerAlpha(10, 10, 190, 190, 128, (SaveFlags::Flags)(0));
         canvas.drawRect(0, 0, 200, 200, SkPaint());
         canvas.restore();
     });
@@ -632,12 +632,12 @@
     auto node = TestUtils::createNode(0, 0, 200, 200,
             [](RenderProperties& props, RecordingCanvas& canvas) {
 
-        int restoreTo = canvas.save(SkCanvas::kMatrixClip_SaveFlag);
+        int restoreTo = canvas.save(SaveFlags::MatrixClip);
         canvas.scale(2, 2);
-        canvas.saveLayerAlpha(0, 0, 5, 5, 128, SkCanvas::kMatrixClip_SaveFlag);
-        canvas.saveLayerAlpha(95, 0, 100, 5, 128, SkCanvas::kMatrixClip_SaveFlag);
-        canvas.saveLayerAlpha(0, 95, 5, 100, 128, SkCanvas::kMatrixClip_SaveFlag);
-        canvas.saveLayerAlpha(95, 95, 100, 100, 128, SkCanvas::kMatrixClip_SaveFlag);
+        canvas.saveLayerAlpha(0, 0, 5, 5, 128, SaveFlags::MatrixClip);
+        canvas.saveLayerAlpha(95, 0, 100, 5, 128, SaveFlags::MatrixClip);
+        canvas.saveLayerAlpha(0, 95, 5, 100, 128, SaveFlags::MatrixClip);
+        canvas.saveLayerAlpha(95, 95, 100, 100, 128, SaveFlags::MatrixClip);
         canvas.drawRect(0, 0, 100, 100, SkPaint());
         canvas.restoreToCount(restoreTo);
     });
@@ -695,9 +695,9 @@
 
     auto node = TestUtils::createNode(0, 0, 600, 600, // 500x500 triggers clipping
             [](RenderProperties& props, RecordingCanvas& canvas) {
-        canvas.saveLayerAlpha(0, 0, 500, 500, 128, (SkCanvas::SaveFlags)0); // unclipped
-        canvas.saveLayerAlpha(100, 100, 400, 400, 128, SkCanvas::kClipToLayer_SaveFlag); // clipped
-        canvas.saveLayerAlpha(200, 200, 300, 300, 128, (SkCanvas::SaveFlags)0); // unclipped
+        canvas.saveLayerAlpha(0, 0, 500, 500, 128, (SaveFlags::Flags)0); // unclipped
+        canvas.saveLayerAlpha(100, 100, 400, 400, 128, SaveFlags::ClipToLayer); // clipped
+        canvas.saveLayerAlpha(200, 200, 300, 300, 128, (SaveFlags::Flags)0); // unclipped
         canvas.drawRect(200, 200, 300, 300, SkPaint());
         canvas.restore();
         canvas.restore();
@@ -849,7 +849,7 @@
         paint.setColor(SK_ColorDKGRAY);
         canvas.drawRect(0, 0, 200, 200, paint);
 
-        canvas.saveLayerAlpha(50, 50, 150, 150, 128, SkCanvas::kClipToLayer_SaveFlag);
+        canvas.saveLayerAlpha(50, 50, 150, 150, 128, SaveFlags::ClipToLayer);
         canvas.drawRenderNode(childPtr);
         canvas.restore();
     });
@@ -987,7 +987,7 @@
     });
     auto parent = TestUtils::createNode(0, 0, 100, 100,
             [&receiverBackground, &child](RenderProperties& properties, RecordingCanvas& canvas) {
-        canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
         canvas.translate(-scrollX, -scrollY); // Apply scroll (note: bg undoes this internally)
         canvas.drawRenderNode(receiverBackground.get());
         canvas.drawRenderNode(child.get());
@@ -1071,7 +1071,7 @@
             [](RenderProperties& props, RecordingCanvas& canvas) {
         // save/restore outside of reorderBarrier, so they don't get moved out of place
         canvas.translate(20, 10);
-        int count = canvas.saveLayerAlpha(30, 50, 130, 150, 128, SkCanvas::kClipToLayer_SaveFlag);
+        int count = canvas.saveLayerAlpha(30, 50, 130, 150, 128, SaveFlags::ClipToLayer);
         canvas.insertReorderBarrier(true);
         canvas.drawRenderNode(createWhiteRectShadowCaster(5.0f).get());
         canvas.insertReorderBarrier(false);
@@ -1111,7 +1111,7 @@
             [](RenderProperties& props, RecordingCanvas& canvas) {
         props.mutateLayerProperties().setType(LayerType::RenderLayer);
         canvas.insertReorderBarrier(true);
-        canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
         canvas.translate(20, 10);
         canvas.drawRenderNode(createWhiteRectShadowCaster(5.0f).get());
         canvas.restore();
diff --git a/libs/hwui/tests/unit/LeakCheckTests.cpp b/libs/hwui/tests/unit/LeakCheckTests.cpp
index 41e44fc..4a635fb 100644
--- a/libs/hwui/tests/unit/LeakCheckTests.cpp
+++ b/libs/hwui/tests/unit/LeakCheckTests.cpp
@@ -32,7 +32,7 @@
 RENDERTHREAD_TEST(LeakCheck, saveLayerUnclipped_simple) {
     auto node = TestUtils::createNode(0, 0, 200, 200,
             [](RenderProperties& props, RecordingCanvas& canvas) {
-        canvas.saveLayerAlpha(10, 10, 190, 190, 128, (SkCanvas::SaveFlags)(0));
+        canvas.saveLayerAlpha(10, 10, 190, 190, 128, (SaveFlags::Flags)(0));
         canvas.drawRect(0, 0, 200, 200, SkPaint());
         canvas.restore();
     });
diff --git a/libs/hwui/tests/unit/RecordingCanvasTests.cpp b/libs/hwui/tests/unit/RecordingCanvasTests.cpp
index ff098c8..01bfc5a 100644
--- a/libs/hwui/tests/unit/RecordingCanvasTests.cpp
+++ b/libs/hwui/tests/unit/RecordingCanvasTests.cpp
@@ -35,7 +35,7 @@
 
 TEST(RecordingCanvas, emptyPlayback) {
     auto dl = TestUtils::createDisplayList<RecordingCanvas>(100, 200, [](RecordingCanvas& canvas) {
-        canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
         canvas.restore();
     });
     playbackOps(*dl, [](const RecordedOp& op) { ADD_FAILURE(); });
@@ -43,7 +43,7 @@
 
 TEST(RecordingCanvas, clipRect) {
     auto dl = TestUtils::createDisplayList<RecordingCanvas>(100, 100, [](RecordingCanvas& canvas) {
-        canvas.save(SkCanvas::kMatrixClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
         canvas.clipRect(0, 0, 100, 100, SkRegion::kIntersect_Op);
         canvas.drawRect(0, 0, 50, 50, SkPaint());
         canvas.drawRect(50, 50, 100, 100, SkPaint());
@@ -176,16 +176,16 @@
         SkPaint paint;
         paint.setColor(SK_ColorBLUE);
 
-        canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
         {
             // a background!
-            canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+            canvas.save(SaveFlags::MatrixClip);
             canvas.drawRect(0, 0, 100, 200, paint);
             canvas.restore();
         }
         {
             // an image!
-            canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+            canvas.save(SaveFlags::MatrixClip);
             canvas.translate(25, 25);
             canvas.scale(2, 2);
             canvas.drawBitmap(bitmap, 0, 0, nullptr);
@@ -224,7 +224,7 @@
 
 TEST(RecordingCanvas, saveLayer_simple) {
     auto dl = TestUtils::createDisplayList<RecordingCanvas>(200, 200, [](RecordingCanvas& canvas) {
-        canvas.saveLayerAlpha(10, 20, 190, 180, 128, SkCanvas::kClipToLayer_SaveFlag);
+        canvas.saveLayerAlpha(10, 20, 190, 180, 128, SaveFlags::ClipToLayer);
         canvas.drawRect(10, 20, 190, 180, SkPaint());
         canvas.restore();
     });
@@ -258,7 +258,7 @@
 
 TEST(RecordingCanvas, saveLayer_missingRestore) {
     auto dl = TestUtils::createDisplayList<RecordingCanvas>(200, 200, [](RecordingCanvas& canvas) {
-        canvas.saveLayerAlpha(0, 0, 200, 200, 128, SkCanvas::kClipToLayer_SaveFlag);
+        canvas.saveLayerAlpha(0, 0, 200, 200, 128, SaveFlags::ClipToLayer);
         canvas.drawRect(0, 0, 200, 200, SkPaint());
         // Note: restore omitted, shouldn't result in unmatched save
     });
@@ -273,7 +273,7 @@
 
 TEST(RecordingCanvas, saveLayer_simpleUnclipped) {
     auto dl = TestUtils::createDisplayList<RecordingCanvas>(200, 200, [](RecordingCanvas& canvas) {
-        canvas.saveLayerAlpha(10, 20, 190, 180, 128, (SkCanvas::SaveFlags)0); // unclipped
+        canvas.saveLayerAlpha(10, 20, 190, 180, 128, (SaveFlags::Flags)0); // unclipped
         canvas.drawRect(10, 20, 190, 180, SkPaint());
         canvas.restore();
     });
@@ -305,9 +305,9 @@
 
 TEST(RecordingCanvas, saveLayer_addClipFlag) {
     auto dl = TestUtils::createDisplayList<RecordingCanvas>(200, 200, [](RecordingCanvas& canvas) {
-        canvas.save(SkCanvas::kMatrixClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
         canvas.clipRect(10, 20, 190, 180, SkRegion::kIntersect_Op);
-        canvas.saveLayerAlpha(10, 20, 190, 180, 128, (SkCanvas::SaveFlags)0); // unclipped
+        canvas.saveLayerAlpha(10, 20, 190, 180, 128, (SaveFlags::Flags)0); // unclipped
         canvas.drawRect(10, 20, 190, 180, SkPaint());
         canvas.restore();
         canvas.restore();
@@ -327,7 +327,7 @@
         // shouldn't matter, since saveLayer will clip to its bounds
         canvas.clipRect(-1000, -1000, 1000, 1000, SkRegion::kReplace_Op);
 
-        canvas.saveLayerAlpha(100, 100, 300, 300, 128, SkCanvas::kClipToLayer_SaveFlag);
+        canvas.saveLayerAlpha(100, 100, 300, 300, 128, SaveFlags::ClipToLayer);
         canvas.drawRect(0, 0, 400, 400, SkPaint());
         canvas.restore();
     });
@@ -348,12 +348,12 @@
 
 TEST(RecordingCanvas, saveLayer_rotateUnclipped) {
     auto dl = TestUtils::createDisplayList<RecordingCanvas>(200, 200, [](RecordingCanvas& canvas) {
-        canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
         canvas.translate(100, 100);
         canvas.rotate(45);
         canvas.translate(-50, -50);
 
-        canvas.saveLayerAlpha(0, 0, 100, 100, 128, SkCanvas::kClipToLayer_SaveFlag);
+        canvas.saveLayerAlpha(0, 0, 100, 100, 128, SaveFlags::ClipToLayer);
         canvas.drawRect(0, 0, 100, 100, SkPaint());
         canvas.restore();
 
@@ -374,13 +374,13 @@
 
 TEST(RecordingCanvas, saveLayer_rotateClipped) {
     auto dl = TestUtils::createDisplayList<RecordingCanvas>(200, 200, [](RecordingCanvas& canvas) {
-        canvas.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+        canvas.save(SaveFlags::MatrixClip);
         canvas.translate(100, 100);
         canvas.rotate(45);
         canvas.translate(-200, -200);
 
         // area of saveLayer will be clipped to parent viewport, so we ask for 400x400...
-        canvas.saveLayerAlpha(0, 0, 400, 400, 128, SkCanvas::kClipToLayer_SaveFlag);
+        canvas.saveLayerAlpha(0, 0, 400, 400, 128, SaveFlags::ClipToLayer);
         canvas.drawRect(0, 0, 400, 400, SkPaint());
         canvas.restore();
 
diff --git a/libs/hwui/utils/GLUtils.cpp b/libs/hwui/utils/GLUtils.cpp
index 55104de..33209759 100644
--- a/libs/hwui/utils/GLUtils.cpp
+++ b/libs/hwui/utils/GLUtils.cpp
@@ -21,10 +21,19 @@
 
 #include "GLUtils.h"
 
+#if DEBUG_OPENGL >= DEBUG_LEVEL_HIGH && !defined(HWUI_GLES_WRAP_ENABLED)
+#error Setting DEBUG_OPENGL to HIGH requires setting HWUI_ENABLE_OPENGL_VALIDATION to true in the Android.mk!
+#endif
+
 namespace android {
 namespace uirenderer {
 
 bool GLUtils::dumpGLErrors() {
+#if DEBUG_OPENGL >= DEBUG_LEVEL_HIGH
+    // If DEBUG_LEVEL_HIGH is set then every GLES call is already wrapped
+    // and asserts that there was no error. So this can just return success.
+    return false;
+#else
     bool errorObserved = false;
     GLenum status = GL_NO_ERROR;
     while ((status = glGetError()) != GL_NO_ERROR) {
@@ -47,6 +56,7 @@
         }
     }
     return errorObserved;
+#endif
 }
 
 }; // namespace uirenderer
diff --git a/libs/hwui/utils/GLUtils.h b/libs/hwui/utils/GLUtils.h
index 85a10f9..b49c1eb 100644
--- a/libs/hwui/utils/GLUtils.h
+++ b/libs/hwui/utils/GLUtils.h
@@ -23,17 +23,22 @@
 namespace android {
 namespace uirenderer {
 
+
 #if DEBUG_OPENGL
-#define GL_CHECKPOINT() LOG_ALWAYS_FATAL_IF(GLUtils::dumpGLErrors(),\
-        "GL errors! %s:%d", __FILE__, __LINE__)
+#define GL_CHECKPOINT(LEVEL) \
+    do { if (DEBUG_OPENGL >= DEBUG_LEVEL_##LEVEL) {\
+    LOG_ALWAYS_FATAL_IF(GLUtils::dumpGLErrors(),\
+            "GL errors! %s:%d", __FILE__, __LINE__);\
+    } } while (0)
 #else
-#define GL_CHECKPOINT()
+#define GL_CHECKPOINT(LEVEL)
 #endif
 
 class GLUtils {
 public:
     /**
      * Print out any GL errors with ALOGE, returns true if any errors were found.
+     * You probably want to use GL_CHECKPOINT(LEVEL) instead of calling this directly
      */
     static bool dumpGLErrors();
 
diff --git a/media/java/android/media/tv/ITvInputClient.aidl b/media/java/android/media/tv/ITvInputClient.aidl
index 86c0e5d..8ef5ca0 100644
--- a/media/java/android/media/tv/ITvInputClient.aidl
+++ b/media/java/android/media/tv/ITvInputClient.aidl
@@ -43,4 +43,10 @@
     void onTimeShiftStatusChanged(int status, int seq);
     void onTimeShiftStartPositionChanged(long timeMs, int seq);
     void onTimeShiftCurrentPositionChanged(long timeMs, int seq);
+
+    // For the recording session
+    void onConnected(int seq);
+    void onRecordingStarted(int seq);
+    void onRecordingStopped(in Uri recordedProgramUri, int seq);
+    void onError(int error, int seq);
 }
diff --git a/media/java/android/media/tv/ITvInputManager.aidl b/media/java/android/media/tv/ITvInputManager.aidl
index f8057db..0febc16 100644
--- a/media/java/android/media/tv/ITvInputManager.aidl
+++ b/media/java/android/media/tv/ITvInputManager.aidl
@@ -55,7 +55,8 @@
     void addBlockedRating(in String rating, int userId);
     void removeBlockedRating(in String rating, int userId);
 
-    void createSession(in ITvInputClient client, in String inputId, int seq, int userId);
+    void createSession(in ITvInputClient client, in String inputId, boolean isRecordingSession,
+            int seq, int userId);
     void releaseSession(in IBinder sessionToken, int userId);
 
     void setMainSession(in IBinder sessionToken, int userId);
@@ -77,12 +78,18 @@
 
     void unblockContent(in IBinder sessionToken, in String unblockedRating, int userId);
 
+    void timeShiftPlay(in IBinder sessionToken, in Uri recordedProgramUri, int userId);
     void timeShiftPause(in IBinder sessionToken, int userId);
     void timeShiftResume(in IBinder sessionToken, int userId);
     void timeShiftSeekTo(in IBinder sessionToken, long timeMs, int userId);
     void timeShiftSetPlaybackParams(in IBinder sessionToken, in PlaybackParams params, int userId);
     void timeShiftEnablePositionTracking(in IBinder sessionToken, boolean enable, int userId);
 
+    // For the recording session
+    void connect(in IBinder sessionToken, in Uri channelUri, in Bundle params, int userId);
+    void startRecording(in IBinder sessionToken, int userId);
+    void stopRecording(in IBinder sessionToken, int userId);
+
     // For TV input hardware binding
     List<TvInputHardwareInfo> getHardwareList();
     ITvInputHardware acquireTvInputHardware(int deviceId, in ITvInputHardwareCallback callback,
diff --git a/media/java/android/media/tv/ITvInputManagerCallback.aidl b/media/java/android/media/tv/ITvInputManagerCallback.aidl
index 6792680..3bf415b 100644
--- a/media/java/android/media/tv/ITvInputManagerCallback.aidl
+++ b/media/java/android/media/tv/ITvInputManagerCallback.aidl
@@ -16,13 +16,18 @@
 
 package android.media.tv;
 
+import android.media.tv.TvInputInfo;
+
 /**
  * Interface to receive callbacks from ITvInputManager regardless of sessions.
  * @hide
  */
 oneway interface ITvInputManagerCallback {
-    void onInputStateChanged(in String inputId, int state);
     void onInputAdded(in String inputId);
     void onInputRemoved(in String inputId);
     void onInputUpdated(in String inputId);
+
+    void onInputStateChanged(in String inputId, int state);
+
+    void onTvInputInfoChanged(in String inputId, in TvInputInfo TvInputInfo);
 }
diff --git a/media/java/android/media/tv/ITvInputService.aidl b/media/java/android/media/tv/ITvInputService.aidl
index 7a853d1..bd05184 100644
--- a/media/java/android/media/tv/ITvInputService.aidl
+++ b/media/java/android/media/tv/ITvInputService.aidl
@@ -27,10 +27,11 @@
  * @hide
  */
 oneway interface ITvInputService {
-    void registerCallback(ITvInputServiceCallback callback);
+    void registerCallback(in ITvInputServiceCallback callback);
     void unregisterCallback(in ITvInputServiceCallback callback);
-    void createSession(in InputChannel channel, ITvInputSessionCallback callback,
+    void createSession(in InputChannel channel, in ITvInputSessionCallback callback,
             in String inputId);
+    void createRecordingSession(in ITvInputSessionCallback callback, in String inputId);
 
     // For hardware TvInputService
     void notifyHardwareAdded(in TvInputHardwareInfo hardwareInfo);
diff --git a/media/java/android/media/tv/ITvInputServiceCallback.aidl b/media/java/android/media/tv/ITvInputServiceCallback.aidl
index 74ab562..9f13882 100644
--- a/media/java/android/media/tv/ITvInputServiceCallback.aidl
+++ b/media/java/android/media/tv/ITvInputServiceCallback.aidl
@@ -27,4 +27,6 @@
     void addHardwareTvInput(in int deviceId, in TvInputInfo inputInfo);
     void addHdmiTvInput(in int id, in TvInputInfo inputInfo);
     void removeTvInput(in String inputId);
+
+    void setTvInputInfo(in String inputId, in TvInputInfo inputInfo);
 }
diff --git a/media/java/android/media/tv/ITvInputSession.aidl b/media/java/android/media/tv/ITvInputSession.aidl
index 6a06b8f..408a762 100644
--- a/media/java/android/media/tv/ITvInputSession.aidl
+++ b/media/java/android/media/tv/ITvInputSession.aidl
@@ -48,9 +48,16 @@
 
     void unblockContent(in String unblockedRating);
 
+    void timeShiftPlay(in Uri recordedProgramUri);
     void timeShiftPause();
     void timeShiftResume();
     void timeShiftSeekTo(long timeMs);
     void timeShiftSetPlaybackParams(in PlaybackParams params);
     void timeShiftEnablePositionTracking(boolean enable);
+
+    // For the recording session
+    void connect(in Uri channelUri, in Bundle params);
+    void disconnect();
+    void startRecording();
+    void stopRecording();
 }
diff --git a/media/java/android/media/tv/ITvInputSessionCallback.aidl b/media/java/android/media/tv/ITvInputSessionCallback.aidl
index e9368108..cb6a05e 100644
--- a/media/java/android/media/tv/ITvInputSessionCallback.aidl
+++ b/media/java/android/media/tv/ITvInputSessionCallback.aidl
@@ -40,4 +40,10 @@
     void onTimeShiftStatusChanged(int status);
     void onTimeShiftStartPositionChanged(long timeMs);
     void onTimeShiftCurrentPositionChanged(long timeMs);
+
+    // For the recording session
+    void onConnected();
+    void onRecordingStarted();
+    void onRecordingStopped(in Uri recordedProgramUri);
+    void onError(int error);
 }
diff --git a/media/java/android/media/tv/ITvInputSessionWrapper.java b/media/java/android/media/tv/ITvInputSessionWrapper.java
index f8c6f3f..4ac5876 100644
--- a/media/java/android/media/tv/ITvInputSessionWrapper.java
+++ b/media/java/android/media/tv/ITvInputSessionWrapper.java
@@ -59,20 +59,29 @@
     private static final int DO_RELAYOUT_OVERLAY_VIEW = 11;
     private static final int DO_REMOVE_OVERLAY_VIEW = 12;
     private static final int DO_UNBLOCK_CONTENT = 13;
-    private static final int DO_TIME_SHIFT_PAUSE = 14;
-    private static final int DO_TIME_SHIFT_RESUME = 15;
-    private static final int DO_TIME_SHIFT_SEEK_TO = 16;
-    private static final int DO_TIME_SHIFT_SET_PLAYBACK_PARAMS = 17;
-    private static final int DO_TIME_SHIFT_ENABLE_POSITION_TRACKING = 18;
+    private static final int DO_TIME_SHIFT_PLAY = 14;
+    private static final int DO_TIME_SHIFT_PAUSE = 15;
+    private static final int DO_TIME_SHIFT_RESUME = 16;
+    private static final int DO_TIME_SHIFT_SEEK_TO = 17;
+    private static final int DO_TIME_SHIFT_SET_PLAYBACK_PARAMS = 18;
+    private static final int DO_TIME_SHIFT_ENABLE_POSITION_TRACKING = 19;
+    private static final int DO_CONNECT = 20;
+    private static final int DO_DISCONNECT = 21;
+    private static final int DO_START_RECORDING = 22;
+    private static final int DO_STOP_RECORDING = 23;
 
+    private final boolean mIsRecordingSession;
     private final HandlerCaller mCaller;
 
     private TvInputService.Session mTvInputSessionImpl;
+    private TvInputService.RecordingSession mTvInputRecordingSessionImpl;
+
     private InputChannel mChannel;
     private TvInputEventReceiver mReceiver;
 
     public ITvInputSessionWrapper(Context context, TvInputService.Session sessionImpl,
             InputChannel channel) {
+        mIsRecordingSession = false;
         mCaller = new HandlerCaller(context, null, this, true /* asyncHandler */);
         mTvInputSessionImpl = sessionImpl;
         mChannel = channel;
@@ -81,9 +90,19 @@
         }
     }
 
+    public ITvInputSessionWrapper(Context context,
+            TvInputService.RecordingSession recordingSessionImpl) {
+        mIsRecordingSession = true;
+        mCaller = new HandlerCaller(context, null, this, true /* asyncHandler */);
+        mTvInputRecordingSessionImpl = recordingSessionImpl;
+    }
+
     @Override
     public void executeMessage(Message msg) {
-        if (mTvInputSessionImpl == null) {
+        if (!mIsRecordingSession && mTvInputSessionImpl == null) {
+            return;
+        }
+        if (mIsRecordingSession && mTvInputRecordingSessionImpl == null) {
             return;
         }
 
@@ -138,7 +157,12 @@
             }
             case DO_APP_PRIVATE_COMMAND: {
                 SomeArgs args = (SomeArgs) msg.obj;
-                mTvInputSessionImpl.appPrivateCommand((String) args.arg1, (Bundle) args.arg2);
+                if (mIsRecordingSession) {
+                    mTvInputRecordingSessionImpl.appPrivateCommand(
+                            (String) args.arg1, (Bundle) args.arg2);
+                } else {
+                    mTvInputSessionImpl.appPrivateCommand((String) args.arg1, (Bundle) args.arg2);
+                }
                 args.recycle();
                 break;
             }
@@ -160,6 +184,10 @@
                 mTvInputSessionImpl.unblockContent((String) msg.obj);
                 break;
             }
+            case DO_TIME_SHIFT_PLAY: {
+                mTvInputSessionImpl.timeShiftPlay((Uri) msg.obj);
+                break;
+            }
             case DO_TIME_SHIFT_PAUSE: {
                 mTvInputSessionImpl.timeShiftPause();
                 break;
@@ -180,6 +208,25 @@
                 mTvInputSessionImpl.timeShiftEnablePositionTracking((Boolean) msg.obj);
                 break;
             }
+            case DO_CONNECT: {
+                SomeArgs args = (SomeArgs) msg.obj;
+                mTvInputRecordingSessionImpl.connect((Uri) args.arg1, (Bundle) args.arg2);
+                args.recycle();
+                break;
+            }
+            case DO_DISCONNECT: {
+                mTvInputRecordingSessionImpl.disconnect();
+                mTvInputRecordingSessionImpl = null;
+                break;
+            }
+            case DO_START_RECORDING: {
+                mTvInputRecordingSessionImpl.startRecording();
+                break;
+            }
+            case DO_STOP_RECORDING: {
+                mTvInputRecordingSessionImpl.stopRecording();
+                break;
+            }
             default: {
                 Log.w(TAG, "Unhandled message code: " + msg.what);
                 break;
@@ -274,6 +321,12 @@
     }
 
     @Override
+    public void timeShiftPlay(Uri recordedProgramUri) {
+        mCaller.executeOrSendMessage(mCaller.obtainMessageO(
+                DO_TIME_SHIFT_PLAY, recordedProgramUri));
+    }
+
+    @Override
     public void timeShiftPause() {
         mCaller.executeOrSendMessage(mCaller.obtainMessage(DO_TIME_SHIFT_PAUSE));
     }
@@ -300,6 +353,28 @@
                 DO_TIME_SHIFT_ENABLE_POSITION_TRACKING, enable));
     }
 
+    @Override
+    public void connect(Uri channelUri, Bundle params) {
+        // Clear the pending connect requests.
+        mCaller.removeMessages(DO_CONNECT);
+        mCaller.executeOrSendMessage(mCaller.obtainMessageOO(DO_CONNECT, channelUri, params));
+    }
+
+    @Override
+    public void disconnect() {
+        mCaller.executeOrSendMessage(mCaller.obtainMessage(DO_DISCONNECT));
+    }
+
+    @Override
+    public void startRecording() {
+        mCaller.executeOrSendMessage(mCaller.obtainMessage(DO_START_RECORDING));
+    }
+
+    @Override
+    public void stopRecording() {
+        mCaller.executeOrSendMessage(mCaller.obtainMessage(DO_STOP_RECORDING));
+    }
+
     private final class TvInputEventReceiver extends InputEventReceiver {
         public TvInputEventReceiver(InputChannel inputChannel, Looper looper) {
             super(inputChannel, looper);
diff --git a/media/java/android/media/tv/TvContract.java b/media/java/android/media/tv/TvContract.java
index 7cd086e..62a01dc 100644
--- a/media/java/android/media/tv/TvContract.java
+++ b/media/java/android/media/tv/TvContract.java
@@ -54,6 +54,7 @@
 
     private static final String PATH_CHANNEL = "channel";
     private static final String PATH_PROGRAM = "program";
+    private static final String PATH_RECORDED_PROGRAM = "recorded_program";
     private static final String PATH_PASSTHROUGH = "passthrough";
 
     /**
@@ -273,6 +274,15 @@
     }
 
     /**
+     * Builds a URI that points to a specific recorded program.
+     *
+     * @param recordedProgramId The ID of the recorded program to point to.
+     */
+    public static final Uri buildRecordedProgramUri(long recordedProgramId) {
+        return ContentUris.withAppendedId(RecordedPrograms.CONTENT_URI, recordedProgramId);
+    }
+
+    /**
      * Builds a URI that points to a specific program the user watched.
      *
      * @param watchedProgramId The ID of the watched program to point to.
@@ -941,6 +951,8 @@
          *
          * <p>This is a part of the channel URI and matches to {@link BaseColumns#_ID}.
          *
+         * <p>This is a required field.
+         *
          * <p>Type: INTEGER (long)
          */
         public static final String COLUMN_CHANNEL_ID = "channel_id";
@@ -1336,6 +1348,382 @@
     }
 
     /**
+     * Column definitions for the recorded TV programs table.
+     *
+     * <p>By default, the query results will be sorted by {@link #COLUMN_START_TIME_UTC_MILLIS} in
+     * ascending order.
+     */
+    public static final class RecordedPrograms implements BaseTvColumns {
+
+        /** The content:// style URI for this table. */
+        public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/"
+                + PATH_RECORDED_PROGRAM);
+
+        /** The MIME type of a directory of recorded TV programs. */
+        public static final String CONTENT_TYPE = "vnd.android.cursor.dir/recorded_program";
+
+        /** The MIME type of a single recorded TV program. */
+        public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/recorded_program";
+
+        /**
+         * The ID of the TV channel that provided this recorded TV program.
+         *
+         * <p>This is a part of the channel URI and matches to {@link BaseColumns#_ID}.
+         *
+         * <p>This is a required field.
+         *
+         * <p>Type: INTEGER (long)
+         * @see Programs#COLUMN_CHANNEL_ID
+         */
+        public static final String COLUMN_CHANNEL_ID = Programs.COLUMN_CHANNEL_ID;
+
+        /**
+         * The title of this recorded TV program.
+         *
+         * <p>If this recorded program is an episodic TV show, it is recommended that the title is
+         * the series title and its related fields ({@link #COLUMN_SEASON_NUMBER},
+         * {@link #COLUMN_EPISODE_NUMBER}, and {@link #COLUMN_EPISODE_TITLE}) are filled in.
+         *
+         * <p>Type: TEXT
+         * @see Programs#COLUMN_TITLE
+         */
+        public static final String COLUMN_TITLE = Programs.COLUMN_TITLE;
+
+        /**
+         * The season number of this recorded TV program for episodic TV shows.
+         *
+         * <p>Can be empty.
+         *
+         * <p>Type: INTEGER
+         * @see Programs#COLUMN_SEASON_NUMBER
+         */
+        public static final String COLUMN_SEASON_NUMBER = Programs.COLUMN_SEASON_NUMBER;
+
+        /**
+         * The episode number of this recorded TV program for episodic TV shows.
+         *
+         * <p>Can be empty.
+         *
+         * <p>Type: INTEGER
+         * @see Programs#COLUMN_EPISODE_NUMBER
+         */
+        public static final String COLUMN_EPISODE_NUMBER = Programs.COLUMN_EPISODE_NUMBER;
+
+        /**
+         * The episode title of this recorded TV program for episodic TV shows.
+         *
+         * <p>Can be empty.
+         *
+         * <p>Type: TEXT
+         * @see Programs#COLUMN_EPISODE_TITLE
+         */
+        public static final String COLUMN_EPISODE_TITLE = Programs.COLUMN_EPISODE_TITLE;
+
+        /**
+         * The start time of the original TV program, in milliseconds since the epoch.
+         *
+         * <p>Type: INTEGER (long)
+         * @see Programs#COLUMN_START_TIME_UTC_MILLIS
+         */
+        public static final String COLUMN_START_TIME_UTC_MILLIS =
+                Programs.COLUMN_START_TIME_UTC_MILLIS;
+
+        /**
+         * The end time of the original TV program, in milliseconds since the epoch.
+         *
+         * <p>Type: INTEGER (long)
+         * @see Programs#COLUMN_END_TIME_UTC_MILLIS
+         */
+        public static final String COLUMN_END_TIME_UTC_MILLIS = Programs.COLUMN_END_TIME_UTC_MILLIS;
+
+        /**
+         * The comma-separated genre string of this recorded TV program.
+         *
+         * <p>Use the same language appeared in the underlying broadcast standard, if applicable.
+         * (For example, one can refer to the genre strings used in Genre Descriptor of ATSC A/65 or
+         * Content Descriptor of ETSI EN 300 468, if appropriate.) Otherwise, leave empty.
+         *
+         * <p>Type: TEXT
+         * @see Programs#COLUMN_BROADCAST_GENRE
+         */
+        public static final String COLUMN_BROADCAST_GENRE = Programs.COLUMN_BROADCAST_GENRE;
+
+        /**
+         * The comma-separated canonical genre string of this recorded TV program.
+         *
+         * <p>Canonical genres are defined in {@link Programs.Genres}. Use
+         * {@link Programs.Genres#encode Genres.encode()} to create a text that can be stored in
+         * this column. Use {@link Programs.Genres#decode Genres.decode()} to get the canonical
+         * genre strings from the text stored in this column.
+         *
+         * <p>Type: TEXT
+         * @see Programs#COLUMN_CANONICAL_GENRE
+         * @see Programs.Genres
+         */
+        public static final String COLUMN_CANONICAL_GENRE = Programs.COLUMN_CANONICAL_GENRE;
+
+        /**
+         * The short description of this recorded TV program that is displayed to the user by
+         * default.
+         *
+         * <p>It is recommended to limit the length of the descriptions to 256 characters.
+         *
+         * <p>Type: TEXT
+         * @see Programs#COLUMN_SHORT_DESCRIPTION
+         */
+        public static final String COLUMN_SHORT_DESCRIPTION = Programs.COLUMN_SHORT_DESCRIPTION;
+
+        /**
+         * The detailed, lengthy description of this recorded TV program that is displayed only when
+         * the user wants to see more information.
+         *
+         * <p>TV input services should leave this field empty if they have no additional details
+         * beyond {@link #COLUMN_SHORT_DESCRIPTION}.
+         *
+         * <p>Type: TEXT
+         * @see Programs#COLUMN_LONG_DESCRIPTION
+         */
+        public static final String COLUMN_LONG_DESCRIPTION = Programs.COLUMN_LONG_DESCRIPTION;
+
+        /**
+         * The width of the video for this recorded TV program, in the unit of pixels.
+         *
+         * <p>Together with {@link #COLUMN_VIDEO_HEIGHT} this is used to determine the video
+         * resolution of the current recorded TV program. Can be empty if it is not known or the
+         * recorded program does not convey any video.
+         *
+         * <p>Type: INTEGER
+         * @see Programs#COLUMN_VIDEO_WIDTH
+         */
+        public static final String COLUMN_VIDEO_WIDTH = Programs.COLUMN_VIDEO_WIDTH;
+
+        /**
+         * The height of the video for this recorded TV program, in the unit of pixels.
+         *
+         * <p>Together with {@link #COLUMN_VIDEO_WIDTH} this is used to determine the video
+         * resolution of the current recorded TV program. Can be empty if it is not known or the
+         * recorded program does not convey any video.
+         *
+         * <p>Type: INTEGER
+         * @see Programs#COLUMN_VIDEO_HEIGHT
+         */
+        public static final String COLUMN_VIDEO_HEIGHT = Programs.COLUMN_VIDEO_HEIGHT;
+
+        /**
+         * The comma-separated audio languages of this recorded TV program.
+         *
+         * <p>This is used to describe available audio languages included in the recorded program.
+         * Use either ISO 639-1 or 639-2/T codes.
+         *
+         * <p>Type: TEXT
+         * @see Programs#COLUMN_AUDIO_LANGUAGE
+         */
+        public static final String COLUMN_AUDIO_LANGUAGE = Programs.COLUMN_AUDIO_LANGUAGE;
+
+        /**
+         * The comma-separated content ratings of this recorded TV program.
+         *
+         * <p>This is used to describe the content rating(s) of this recorded program. Each
+         * comma-separated content rating sub-string should be generated by calling
+         * {@link TvContentRating#flattenToString}. Note that in most cases the recorded program
+         * content is rated by a single rating system, thus resulting in a corresponding single
+         * sub-string that does not require comma separation and multiple sub-strings appear only
+         * when the recorded program content is rated by two or more content rating systems. If any
+         * of those ratings is specified as "blocked rating" in the user's parental control
+         * settings, the TV input service should block the current content and wait for the signal
+         * that it is okay to unblock.
+         *
+         * <p>Type: TEXT
+         * @see Programs#COLUMN_CONTENT_RATING
+         */
+        public static final String COLUMN_CONTENT_RATING = Programs.COLUMN_CONTENT_RATING;
+
+        /**
+         * The URI for the poster art of this recorded TV program.
+         *
+         * <p>The data in the column must be a URL, or a URI in one of the following formats:
+         *
+         * <ul>
+         * <li>content ({@link android.content.ContentResolver#SCHEME_CONTENT})</li>
+         * <li>android.resource ({@link android.content.ContentResolver#SCHEME_ANDROID_RESOURCE})
+         * </li>
+         * <li>file ({@link android.content.ContentResolver#SCHEME_FILE})</li>
+         * </ul>
+         *
+         * <p>Can be empty.
+         *
+         * <p>Type: TEXT
+         * @see Programs#COLUMN_POSTER_ART_URI
+         */
+        public static final String COLUMN_POSTER_ART_URI = Programs.COLUMN_POSTER_ART_URI;
+
+        /**
+         * The URI for the thumbnail of this recorded TV program.
+         *
+         * <p>The system can generate a thumbnail from the poster art if this column is not
+         * specified. Thus it is not necessary for TV input services to include a thumbnail if it is
+         * just a scaled image of the poster art.
+         *
+         * <p>The data in the column must be a URL, or a URI in one of the following formats:
+         *
+         * <ul>
+         * <li>content ({@link android.content.ContentResolver#SCHEME_CONTENT})</li>
+         * <li>android.resource ({@link android.content.ContentResolver#SCHEME_ANDROID_RESOURCE})
+         * </li>
+         * <li>file ({@link android.content.ContentResolver#SCHEME_FILE})</li>
+         * </ul>
+         *
+         * <p>Can be empty.
+         *
+         * <p>Type: TEXT
+         * @see Programs#COLUMN_THUMBNAIL_URI
+         */
+        public static final String COLUMN_THUMBNAIL_URI = Programs.COLUMN_THUMBNAIL_URI;
+
+        /**
+         * The flag indicating whether this recorded TV program is searchable or not.
+         *
+         * <p>The columns of searchable recorded programs can be read by other applications that
+         * have proper permission. Care must be taken not to open sensitive data.
+         *
+         * <p>A value of 1 indicates that the recorded program is searchable and its columns can be
+         * read by other applications, a value of 0 indicates that the recorded program is hidden
+         * and its columns can be read only by the package that owns the recorded program and the
+         * system. If not specified, this value is set to 1 (searchable) by default.
+         *
+         * <p>Type: INTEGER (boolean)
+         * @see Programs#COLUMN_SEARCHABLE
+         */
+        public static final String COLUMN_SEARCHABLE = Programs.COLUMN_SEARCHABLE;
+
+        /**
+         * The URI of the recording data for this recorded program.
+         *
+         * <p>Together with {@link #COLUMN_RECORDING_DATA_BYTES}, applications can use this
+         * information to manage recording storage. The URI should indicate a file or directory with
+         * the scheme {@link android.content.ContentResolver#SCHEME_FILE}.
+         *
+         * <p>Type: TEXT
+         * @see #COLUMN_RECORDING_DATA_BYTES
+         */
+        public static final String COLUMN_RECORDING_DATA_URI = "recording_data_uri";
+
+        /**
+         * The data size (in bytes) for this recorded program.
+         *
+         * <p>Together with {@link #COLUMN_RECORDING_DATA_URI}, applications can use this
+         * information to manage recording storage.
+         *
+         * <p>Type: INTEGER (long)
+         * @see #COLUMN_RECORDING_DATA_URI
+         */
+        public static final String COLUMN_RECORDING_DATA_BYTES = "recording_data_bytes";
+
+        /**
+         * The duration (in milliseconds) of this recorded program.
+         *
+         * <p>The actual duration of the recorded program can differ from the one calculated by
+         * {@link #COLUMN_END_TIME_UTC_MILLIS} - {@link #COLUMN_START_TIME_UTC_MILLIS} as program
+         * recording can be interrupted in the middle for some reason, resulting in a partially
+         * recorded program, which is still playable.
+         *
+         * <p>Type: INTEGER
+         */
+        public static final String COLUMN_RECORDING_DURATION_MILLIS = "recording_duration_millis";
+
+        /**
+         * The expiration time for this recorded program, in milliseconds since the epoch.
+         *
+         * <p>Recorded TV programs do not expire by default unless explicitly requested by the user
+         * or the user allows applications to delete them in order to free up disk space for future
+         * recording. However, some TV content can have expiration date set by the content provider
+         * when recorded. This field is used to indicate such a restriction.
+         *
+         * <p>Can be empty.
+         *
+         * <p>Type: INTEGER (long)
+         */
+        public static final String COLUMN_RECORDING_EXPIRE_TIME_UTC_MILLIS =
+                "recording_expire_time_utc_millis";
+
+
+        /**
+         * Internal data used by individual TV input services.
+         *
+         * <p>This is internal to the provider that inserted it, and should not be decoded by other
+         * apps.
+         *
+         * <p>Type: BLOB
+         * @see Programs#COLUMN_INTERNAL_PROVIDER_DATA
+         */
+        public static final String COLUMN_INTERNAL_PROVIDER_DATA =
+                Programs.COLUMN_INTERNAL_PROVIDER_DATA;
+
+        /**
+         * Internal integer flag used by individual TV input services.
+         *
+         * <p>This is internal to the provider that inserted it, and should not be decoded by other
+         * apps.
+         *
+         * <p>Type: INTEGER
+         * @see Programs#COLUMN_INTERNAL_PROVIDER_FLAG1
+         */
+        public static final String COLUMN_INTERNAL_PROVIDER_FLAG1 =
+                Programs.COLUMN_INTERNAL_PROVIDER_FLAG1;
+
+        /**
+         * Internal integer flag used by individual TV input services.
+         *
+         * <p>This is internal to the provider that inserted it, and should not be decoded by other
+         * apps.
+         *
+         * <p>Type: INTEGER
+         * @see Programs#COLUMN_INTERNAL_PROVIDER_FLAG2
+         */
+        public static final String COLUMN_INTERNAL_PROVIDER_FLAG2 =
+                Programs.COLUMN_INTERNAL_PROVIDER_FLAG2;
+
+        /**
+         * Internal integer flag used by individual TV input services.
+         *
+         * <p>This is internal to the provider that inserted it, and should not be decoded by other
+         * apps.
+         *
+         * <p>Type: INTEGER
+         * @see Programs#COLUMN_INTERNAL_PROVIDER_FLAG3
+         */
+        public static final String COLUMN_INTERNAL_PROVIDER_FLAG3 =
+                Programs.COLUMN_INTERNAL_PROVIDER_FLAG3;
+
+        /**
+         * Internal integer flag used by individual TV input services.
+         *
+         * <p>This is internal to the provider that inserted it, and should not be decoded by other
+         * apps.
+         *
+         * <p>Type: INTEGER
+         * @see Programs#COLUMN_INTERNAL_PROVIDER_FLAG4
+         */
+        public static final String COLUMN_INTERNAL_PROVIDER_FLAG4 =
+                Programs.COLUMN_INTERNAL_PROVIDER_FLAG4;
+
+        /**
+         * The version number of this row entry used by TV input services.
+         *
+         * <p>This is best used by sync adapters to identify the rows to update. The number can be
+         * defined by individual TV input services. One may assign the same value as
+         * {@code version_number} in ETSI EN 300 468 or ATSC A/65, if the data are coming from a TV
+         * broadcast.
+         *
+         * <p>Type: INTEGER
+         * @see Programs#COLUMN_VERSION_NUMBER
+         */
+        public static final String COLUMN_VERSION_NUMBER = Programs.COLUMN_VERSION_NUMBER;
+
+        private RecordedPrograms() {}
+    }
+
+    /**
      * Column definitions for the TV programs that the user watched. Applications do not have access
      * to this table.
      *
@@ -1376,6 +1764,8 @@
         /**
          * The ID of the TV channel that provides this TV program.
          *
+         * <p>This is a required field.
+         *
          * <p>Type: INTEGER (long)
          */
         public static final String COLUMN_CHANNEL_ID = "channel_id";
diff --git a/media/java/android/media/tv/TvInputInfo.java b/media/java/android/media/tv/TvInputInfo.java
index a3d748e..3960230 100644
--- a/media/java/android/media/tv/TvInputInfo.java
+++ b/media/java/android/media/tv/TvInputInfo.java
@@ -419,6 +419,27 @@
     }
 
     /**
+     * Returns the number of tuners this TV input has.
+     *
+     * <p>This method is valid only for the input of type {@link #TYPE_TUNER}.
+     *
+     * <p>Tuners correspond to physical/logical resources that allow reception of TV signal. Having
+     * <i>N</i> tuners means that the TV input is capable of receiving <i>N</i> different channels
+     * concurrently.
+     *
+     */
+    public int getTunerCount() {
+        return mType == TYPE_TUNER ? 1 : 0;
+    }
+
+    /**
+     * Returns {@code true} if this TV input can record TV programs, {@code false} otherwise.
+     */
+    public boolean canRecord() {
+        return false;
+    }
+
+    /**
      * Returns the HDMI device information of this TV input.
      * @hide
      */
diff --git a/media/java/android/media/tv/TvInputManager.java b/media/java/android/media/tv/TvInputManager.java
index 6a13f82..f1de8fd 100644
--- a/media/java/android/media/tv/TvInputManager.java
+++ b/media/java/android/media/tv/TvInputManager.java
@@ -16,6 +16,7 @@
 
 package android.media.tv;
 
+import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SystemApi;
@@ -44,6 +45,8 @@
 
 import com.android.internal.util.Preconditions;
 
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.LinkedList;
@@ -126,6 +129,35 @@
     public static final long TIME_SHIFT_INVALID_TIME = Long.MIN_VALUE;
 
     /**
+     * RecordingError when a requested operation cannot be completed due to a problem that does not
+     * fit under any other error code.
+     */
+    public static final int RECORDING_ERROR_UNKNOWN = 0;
+
+    /**
+     * RecordingError when an attempt to connect to a recording session has failed or the
+     * established connection has been disconnected without a known reason.
+     */
+    public static final int RECORDING_ERROR_CONNECTION_FAILED = 1;
+
+    /**
+     * RecordingError when recording cannot proceed due to insufficient storage space.
+     */
+    public static final int RECORDING_ERROR_INSUFFICIENT_SPACE = 2;
+
+    /**
+     * RecordingError when recording cannot proceed because the required recording resource is not
+     * able to be allocated.
+     */
+    public static final int RECORDING_ERROR_RESOURCE_BUSY = 3;
+
+    /** @hide */
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef({RECORDING_ERROR_UNKNOWN, RECORDING_ERROR_CONNECTION_FAILED,
+            RECORDING_ERROR_INSUFFICIENT_SPACE, RECORDING_ERROR_RESOURCE_BUSY})
+    public @interface RecordingError {}
+
+    /**
      * The TV input is connected.
      *
      * <p>This state indicates that a source device is connected to the input port and is in the
@@ -416,6 +448,39 @@
          */
         public void onTimeShiftCurrentPositionChanged(Session session, long timeMs) {
         }
+
+        /**
+         * This is called when a recording session initiated by a call to {@link
+         * TvRecordingClient#connect(String, Uri)} has been established.
+         */
+        void onConnected(Session session) {
+        }
+
+        /**
+         * This is called when TV program recording on the current channel has started.
+         *
+         * @param session A {@link TvInputManager.Session} associated with this callback.
+         */
+        void onRecordingStarted(Session session) {
+        }
+
+        /**
+         * This is called when TV program recording on the current channel has stopped. The passed
+         * URI contains information about the new recorded program.
+         *
+         * @param recordedProgramUri The URI for the new recorded program.
+         * @see android.media.tv.TvContract.RecordedPrograms
+         **/
+        void onRecordingStopped(Session session, Uri recordedProgramUri) {
+        }
+
+        /**
+         * This is called when an issue has occurred before or during recording.
+         *
+         * @param error The error code.
+         */
+        void onError(Session session, @TvInputManager.RecordingError int error) {
+        }
     }
 
     private static final class SessionCallbackRecord {
@@ -565,6 +630,46 @@
                 }
             });
         }
+
+        // For the recording session only
+        void postConnected() {
+            mHandler.post(new Runnable() {
+                @Override
+                public void run() {
+                    mSessionCallback.onConnected(mSession);
+                }
+            });
+        }
+
+        // For the recording session only
+        void postRecordingStarted() {
+            mHandler.post(new Runnable() {
+                @Override
+                public void run() {
+                    mSessionCallback.onRecordingStarted(mSession);
+                }
+            });
+        }
+
+        // For the recording session only
+        void postRecordingStopped(final Uri recordedProgramUri) {
+            mHandler.post(new Runnable() {
+                @Override
+                public void run() {
+                    mSessionCallback.onRecordingStopped(mSession, recordedProgramUri);
+                }
+            });
+        }
+
+        // For the recording session only
+        void postError(final int error) {
+            mHandler.post(new Runnable() {
+                @Override
+                public void run() {
+                    mSessionCallback.onError(mSession, error);
+                }
+            });
+        }
     }
 
     /**
@@ -574,7 +679,7 @@
         /**
          * This is called when the state of a given TV input is changed.
          *
-         * @param inputId The id of the TV input.
+         * @param inputId The ID of the TV input.
          * @param state State of the TV input. The value is one of the following:
          * <ul>
          * <li>{@link TvInputManager#INPUT_STATE_CONNECTED}
@@ -591,7 +696,7 @@
          * <p>Normally it happens when the user installs a new TV input package that implements
          * {@link TvInputService} interface.
          *
-         * @param inputId The id of the TV input.
+         * @param inputId The ID of the TV input.
          */
         public void onInputAdded(String inputId) {
         }
@@ -602,7 +707,7 @@
          * <p>Normally it happens when the user uninstalls the previously installed TV input
          * package.
          *
-         * @param inputId The id of the TV input.
+         * @param inputId The ID of the TV input.
          */
         public void onInputRemoved(String inputId) {
         }
@@ -613,12 +718,21 @@
          * <p>Normally it happens when a previously installed TV input package is re-installed or
          * the media on which a newer version of the package exists becomes available/unavailable.
          *
-         * @param inputId The id of the TV input.
+         * @param inputId The ID of the TV input.
          * @hide
          */
         @SystemApi
         public void onInputUpdated(String inputId) {
         }
+
+        /**
+         * This is called when the information about a given TV input is changed.
+         *
+         * @param inputId The ID of the TV input.
+         * @param inputInfo TvInputInfo object that contains the information about the TV input.
+         */
+        public void onTvInputInfoChanged(String inputId, TvInputInfo inputInfo) {
+        }
     }
 
     private static final class TvInputCallbackRecord {
@@ -634,15 +748,6 @@
             return mCallback;
         }
 
-        public void postInputStateChanged(final String inputId, final int state) {
-            mHandler.post(new Runnable() {
-                @Override
-                public void run() {
-                    mCallback.onInputStateChanged(inputId, state);
-                }
-            });
-        }
-
         public void postInputAdded(final String inputId) {
             mHandler.post(new Runnable() {
                 @Override
@@ -669,6 +774,24 @@
                 }
             });
         }
+
+        public void postInputStateChanged(final String inputId, final int state) {
+            mHandler.post(new Runnable() {
+                @Override
+                public void run() {
+                    mCallback.onInputStateChanged(inputId, state);
+                }
+            });
+        }
+
+        public void postTvInputInfoChanged(final String inputId, final TvInputInfo inputInfo) {
+            mHandler.post(new Runnable() {
+                @Override
+                public void run() {
+                    mCallback.onTvInputInfoChanged(inputId, inputInfo);
+                }
+            });
+        }
     }
 
     /**
@@ -876,19 +999,57 @@
                     record.postTimeShiftCurrentPositionChanged(timeMs);
                 }
             }
-        };
-        ITvInputManagerCallback managerCallback = new ITvInputManagerCallback.Stub() {
+
             @Override
-            public void onInputStateChanged(String inputId, int state) {
-                synchronized (mLock) {
-                    mStateMap.put(inputId, state);
-                    for (TvInputCallbackRecord record : mCallbackRecords) {
-                        record.postInputStateChanged(inputId, state);
+            public void onConnected(int seq) {
+                synchronized (mSessionCallbackRecordMap) {
+                    SessionCallbackRecord record = mSessionCallbackRecordMap.get(seq);
+                    if (record == null) {
+                        Log.e(TAG, "Callback not found for seq " + seq);
+                        return;
                     }
+                    record.postConnected();
                 }
             }
 
             @Override
+            public void onRecordingStarted(int seq) {
+                synchronized (mSessionCallbackRecordMap) {
+                    SessionCallbackRecord record = mSessionCallbackRecordMap.get(seq);
+                    if (record == null) {
+                        Log.e(TAG, "Callback not found for seq " + seq);
+                        return;
+                    }
+                    record.postRecordingStarted();
+                }
+            }
+
+            @Override
+            public void onRecordingStopped(Uri recordedProgramUri, int seq) {
+                synchronized (mSessionCallbackRecordMap) {
+                    SessionCallbackRecord record = mSessionCallbackRecordMap.get(seq);
+                    if (record == null) {
+                        Log.e(TAG, "Callback not found for seq " + seq);
+                        return;
+                    }
+                    record.postRecordingStopped(recordedProgramUri);
+                }
+            }
+
+            @Override
+            public void onError(int error, int seq) {
+                synchronized (mSessionCallbackRecordMap) {
+                    SessionCallbackRecord record = mSessionCallbackRecordMap.get(seq);
+                    if (record == null) {
+                        Log.e(TAG, "Callback not found for seq " + seq);
+                        return;
+                    }
+                    record.postError(error);
+                }
+            }
+        };
+        ITvInputManagerCallback managerCallback = new ITvInputManagerCallback.Stub() {
+            @Override
             public void onInputAdded(String inputId) {
                 synchronized (mLock) {
                     mStateMap.put(inputId, INPUT_STATE_CONNECTED);
@@ -916,6 +1077,25 @@
                     }
                 }
             }
+
+            @Override
+            public void onInputStateChanged(String inputId, int state) {
+                synchronized (mLock) {
+                    mStateMap.put(inputId, state);
+                    for (TvInputCallbackRecord record : mCallbackRecords) {
+                        record.postInputStateChanged(inputId, state);
+                    }
+                }
+            }
+
+            @Override
+            public void onTvInputInfoChanged(String inputId, TvInputInfo inputInfo) {
+                synchronized (mLock) {
+                    for (TvInputCallbackRecord record : mCallbackRecords) {
+                        record.postTvInputInfoChanged(inputId, inputInfo);
+                    }
+                }
+            }
         };
         try {
             if (mService != null) {
@@ -972,7 +1152,7 @@
      * <li>{@link #INPUT_STATE_DISCONNECTED}
      * </ul>
      *
-     * @param inputId The id of the TV input.
+     * @param inputId The ID of the TV input.
      * @throws IllegalArgumentException if the argument is {@code null}.
      */
     public int getInputState(@NonNull String inputId) {
@@ -1139,7 +1319,7 @@
      * <p>The number of sessions that can be created at the same time is limited by the capability
      * of the given TV input.
      *
-     * @param inputId The id of the TV input.
+     * @param inputId The ID of the TV input.
      * @param callback A callback used to receive the created session.
      * @param handler A {@link Handler} that the session creation will be delivered to.
      * @hide
@@ -1147,6 +1327,28 @@
     @SystemApi
     public void createSession(@NonNull String inputId, @NonNull final SessionCallback callback,
             @NonNull Handler handler) {
+        createSessionInternal(inputId, false, callback, handler);
+    }
+
+    /**
+     * Creates a recording {@link Session} for a given TV input.
+     *
+     * <p>The number of sessions that can be created at the same time is limited by the capability
+     * of the given TV input.
+     *
+     * @param inputId The ID of the TV input.
+     * @param callback A callback used to receive the created session.
+     * @param handler A {@link Handler} that the session creation will be delivered to.
+     * @hide
+     */
+    @SystemApi
+    public void createRecordingSession(@NonNull String inputId,
+            @NonNull final SessionCallback callback, @NonNull Handler handler) {
+        createSessionInternal(inputId, true, callback, handler);
+    }
+
+    private void createSessionInternal(String inputId, boolean isRecordingSession,
+            SessionCallback callback, Handler handler) {
         Preconditions.checkNotNull(inputId);
         Preconditions.checkNotNull(callback);
         Preconditions.checkNotNull(handler);
@@ -1155,7 +1357,7 @@
             int seq = mNextSeq++;
             mSessionCallbackRecordMap.put(seq, record);
             try {
-                mService.createSession(mClient, inputId, seq, mUserId);
+                mService.createSession(mClient, inputId, isRecordingSession, seq, mUserId);
             } catch (RemoteException e) {
                 throw new RuntimeException(e);
             }
@@ -1171,7 +1373,7 @@
      * here. This method is designed to be used with {@link #captureFrame} in
      * capture scenarios specifically and not suitable for any other use.
      *
-     * @param inputId the id of the TV input.
+     * @param inputId The ID of the TV input.
      * @return List of {@link TvStreamConfig} which is available for capturing
      *   of the given TV input.
      * @hide
@@ -1188,7 +1390,7 @@
     /**
      * Take a snapshot of the given TV input into the provided Surface.
      *
-     * @param inputId the id of the TV input.
+     * @param inputId The ID of the TV input.
      * @param surface the {@link Surface} to which the snapshot is captured.
      * @param config the {@link TvStreamConfig} which is used for capturing.
      * @return true when the {@link Surface} is ready to be captured.
@@ -1607,7 +1809,7 @@
          * Returns the selected track for a given type. Returns {@code null} if the information is
          * not available or any of the tracks for the given type is not selected.
          *
-         * @return the ID of the selected track.
+         * @return The ID of the selected track.
          * @see #selectTrack
          */
         @Nullable
@@ -1697,6 +1899,21 @@
         }
 
         /**
+         * Plays a given recorded TV program.
+         */
+        void timeShiftPlay(Uri recordedProgramUri) {
+            if (mToken == null) {
+                Log.w(TAG, "The session has been already released");
+                return;
+            }
+            try {
+                mService.timeShiftPlay(mToken, recordedProgramUri, mUserId);
+            } catch (RemoteException e) {
+                throw new RuntimeException(e);
+            }
+        }
+
+        /**
          * Pauses the playback. Call {@link #timeShiftResume()} to restart the playback.
          */
         void timeShiftPause() {
@@ -1782,6 +1999,62 @@
         }
 
         /**
+         * Connects to a given channel for TV program recording.
+         */
+        void connect(Uri channelUri) {
+            connect(channelUri, null);
+        }
+
+        /**
+         * Tunes to a given channel.
+         *
+         * @param channelUri The URI of a channel.
+         * @param params Extra parameters.
+         */
+        void connect(@NonNull Uri channelUri, Bundle params) {
+            Preconditions.checkNotNull(channelUri);
+            if (mToken == null) {
+                Log.w(TAG, "The session has been already released");
+                return;
+            }
+            try {
+                mService.connect(mToken, channelUri, params, mUserId);
+            } catch (RemoteException e) {
+                throw new RuntimeException(e);
+            }
+        }
+
+        /**
+         * Starts TV program recording for the current recording session.
+         */
+        void startRecording() {
+            if (mToken == null) {
+                Log.w(TAG, "The session has been already released");
+                return;
+            }
+            try {
+                mService.startRecording(mToken, mUserId);
+            } catch (RemoteException e) {
+                throw new RuntimeException(e);
+            }
+        }
+
+        /**
+         * Stops TV program recording for the current recording session.
+         */
+        void stopRecording() {
+            if (mToken == null) {
+                Log.w(TAG, "The session has been already released");
+                return;
+            }
+            try {
+                mService.stopRecording(mToken, mUserId);
+            } catch (RemoteException e) {
+                throw new RuntimeException(e);
+            }
+        }
+
+        /**
          * Calls {@link TvInputService.Session#appPrivateCommand(String, Bundle)
          * TvInputService.Session.appPrivateCommand()} on the current TvView.
          *
diff --git a/media/java/android/media/tv/TvInputService.java b/media/java/android/media/tv/TvInputService.java
index 053d43b6..f74ae66 100644
--- a/media/java/android/media/tv/TvInputService.java
+++ b/media/java/android/media/tv/TvInputService.java
@@ -16,6 +16,7 @@
 
 package android.media.tv;
 
+import android.annotation.MainThread;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SuppressLint;
@@ -136,6 +137,18 @@
             }
 
             @Override
+            public void createRecordingSession(ITvInputSessionCallback cb, String inputId) {
+                if (cb == null) {
+                    return;
+                }
+                SomeArgs args = SomeArgs.obtain();
+                args.arg1 = cb;
+                args.arg2 = inputId;
+                mServiceHandler.obtainMessage(ServiceHandler.DO_CREATE_RECORDING_SESSION, args)
+                        .sendToTarget();
+            }
+
+            @Override
             public void notifyHardwareAdded(TvInputHardwareInfo hardwareInfo) {
                 mServiceHandler.obtainMessage(ServiceHandler.DO_ADD_HARDWARE_TV_INPUT,
                         hardwareInfo).sendToTarget();
@@ -174,6 +187,19 @@
     public abstract Session onCreateSession(String inputId);
 
     /**
+     * Returns a concrete implementation of {@link RecordingSession}.
+     *
+     * <p>May return {@code null} if this TV input service fails to create a recording session for
+     * some reason.
+     *
+     * @param inputId The ID of the TV input associated with the recording session.
+     */
+    @Nullable
+    public RecordingSession onCreateRecordingSession(String inputId) {
+        return null;
+    }
+
+    /**
      * Returns a new {@link TvInputInfo} object if this service is responsible for
      * {@code hardwareInfo}; otherwise, return {@code null}. Override to modify default behavior of
      * ignoring all hardware input.
@@ -229,6 +255,25 @@
         return null;
     }
 
+
+    /**
+     * Sets the TvInputInfo for this TV input.
+     *
+     * <p>The system service automatically creates the TvInputInfo for each TV input based on
+     * information collected from the AndroidManifest.xml, thus it is not necessary to call this
+     * method unless the TV input has additional information to pass such as ability to record and
+     * tuner count.
+     *
+     * @param inputId The ID of the TV input.
+     * @param inputInfo The TvInputInfo object that contains that new information.
+     */
+    public final void setTvInputInfo(String inputId, TvInputInfo inputInfo) {
+        SomeArgs args = SomeArgs.obtain();
+        args.arg1 = inputId;
+        args.arg2 = inputInfo;
+        mServiceHandler.obtainMessage(ServiceHandler.DO_SET_TV_INPUT_INFO, args).sendToTarget();
+    }
+
     private boolean isPassthroughInput(String inputId) {
         if (mTvInputManager == null) {
             mTvInputManager = (TvInputManager) getSystemService(Context.TV_INPUT_SERVICE);
@@ -322,7 +367,7 @@
         @SystemApi
         public void notifySessionEvent(@NonNull final String eventType, final Bundle eventArgs) {
             Preconditions.checkNotNull(eventType);
-            executeOrPostRunnable(new Runnable() {
+            executeOrPostRunnableOnMainThread(new Runnable() {
                 @Override
                 public void run() {
                     try {
@@ -347,7 +392,8 @@
          * @param channelUri The URI of the new channel.
          */
         public void notifyChannelRetuned(final Uri channelUri) {
-            executeOrPostRunnable(new Runnable() {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
                 @Override
                 public void run() {
                     try {
@@ -387,7 +433,8 @@
 
             // TODO: Validate the track list.
             final List<TvTrackInfo> tracksCopy = new ArrayList<>(tracks);
-            executeOrPostRunnable(new Runnable() {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
                 @Override
                 public void run() {
                     try {
@@ -417,7 +464,8 @@
          * @see #onSelectTrack
          */
         public void notifyTrackSelected(final int type, final String trackId) {
-            executeOrPostRunnable(new Runnable() {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
                 @Override
                 public void run() {
                     try {
@@ -443,7 +491,8 @@
          * @see #notifyVideoUnavailable
          */
         public void notifyVideoAvailable() {
-            executeOrPostRunnable(new Runnable() {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
                 @Override
                 public void run() {
                     try {
@@ -478,7 +527,8 @@
                     || reason > TvInputManager.VIDEO_UNAVAILABLE_REASON_END) {
                 throw new IllegalArgumentException("Unknown reason: " + reason);
             }
-            executeOrPostRunnable(new Runnable() {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
                 @Override
                 public void run() {
                     try {
@@ -518,7 +568,8 @@
          * @see TvInputManager
          */
         public void notifyContentAllowed() {
-            executeOrPostRunnable(new Runnable() {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
                 @Override
                 public void run() {
                     try {
@@ -562,7 +613,8 @@
          */
         public void notifyContentBlocked(@NonNull final TvContentRating rating) {
             Preconditions.checkNotNull(rating);
-            executeOrPostRunnable(new Runnable() {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
                 @Override
                 public void run() {
                     try {
@@ -603,7 +655,8 @@
          * </ul>
          */
         public void notifyTimeShiftStatusChanged(final int status) {
-            executeOrPostRunnable(new Runnable() {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
                 @Override
                 public void run() {
                     try {
@@ -619,7 +672,8 @@
         }
 
         private void notifyTimeShiftStartPositionChanged(final long timeMs) {
-            executeOrPostRunnable(new Runnable() {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
                 @Override
                 public void run() {
                     try {
@@ -635,7 +689,8 @@
         }
 
         private void notifyTimeShiftCurrentPositionChanged(final long timeMs) {
-            executeOrPostRunnable(new Runnable() {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
                 @Override
                 public void run() {
                     try {
@@ -665,7 +720,8 @@
             if (left > right || top > bottom) {
                 throw new IllegalArgumentException("Invalid parameter");
             }
-            executeOrPostRunnable(new Runnable() {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
                 @Override
                 public void run() {
                     try {
@@ -858,13 +914,28 @@
         }
 
         /**
+         * Called when the application requests to play a given recorded TV program.
+         *
+         * @param recordedProgramUri The URI of a recorded TV program.
+         * @see #onTimeShiftResume()
+         * @see #onTimeShiftPause()
+         * @see #onTimeShiftSeekTo(long)
+         * @see #onTimeShiftSetPlaybackParams(PlaybackParams)
+         * @see #onTimeShiftGetStartPosition()
+         * @see #onTimeShiftGetCurrentPosition()
+         */
+        public void onTimeShiftPlay(Uri recordedProgramUri) {
+        }
+
+        /**
          * Called when the application requests to pause playback.
          *
-         * @see #onTimeShiftResume
-         * @see #onTimeShiftSeekTo
-         * @see #onTimeShiftSetPlaybackParams
-         * @see #onTimeShiftGetStartPosition
-         * @see #onTimeShiftGetCurrentPosition
+         * @see #onTimeShiftPlay(Uri)
+         * @see #onTimeShiftResume()
+         * @see #onTimeShiftSeekTo(long)
+         * @see #onTimeShiftSetPlaybackParams(PlaybackParams)
+         * @see #onTimeShiftGetStartPosition()
+         * @see #onTimeShiftGetCurrentPosition()
          */
         public void onTimeShiftPause() {
         }
@@ -872,11 +943,12 @@
         /**
          * Called when the application requests to resume playback.
          *
-         * @see #onTimeShiftPause
-         * @see #onTimeShiftSeekTo
-         * @see #onTimeShiftSetPlaybackParams
-         * @see #onTimeShiftGetStartPosition
-         * @see #onTimeShiftGetCurrentPosition
+         * @see #onTimeShiftPlay(Uri)
+         * @see #onTimeShiftPause()
+         * @see #onTimeShiftSeekTo(long)
+         * @see #onTimeShiftSetPlaybackParams(PlaybackParams)
+         * @see #onTimeShiftGetStartPosition()
+         * @see #onTimeShiftGetCurrentPosition()
          */
         public void onTimeShiftResume() {
         }
@@ -888,11 +960,12 @@
          * not in the range.
          *
          * @param timeMs The time position to seek to, in milliseconds since the epoch.
-         * @see #onTimeShiftResume
-         * @see #onTimeShiftPause
-         * @see #onTimeShiftSetPlaybackParams
-         * @see #onTimeShiftGetStartPosition
-         * @see #onTimeShiftGetCurrentPosition
+         * @see #onTimeShiftPlay(Uri)
+         * @see #onTimeShiftResume()
+         * @see #onTimeShiftPause()
+         * @see #onTimeShiftSetPlaybackParams(PlaybackParams)
+         * @see #onTimeShiftGetStartPosition()
+         * @see #onTimeShiftGetCurrentPosition()
          */
         public void onTimeShiftSeekTo(long timeMs) {
         }
@@ -905,11 +978,12 @@
          * parameters previously set.
          *
          * @param params The playback params.
-         * @see #onTimeShiftResume
-         * @see #onTimeShiftPause
-         * @see #onTimeShiftSeekTo
-         * @see #onTimeShiftGetStartPosition
-         * @see #onTimeShiftGetCurrentPosition
+         * @see #onTimeShiftPlay(Uri)
+         * @see #onTimeShiftResume()
+         * @see #onTimeShiftPause()
+         * @see #onTimeShiftSeekTo(long)
+         * @see #onTimeShiftGetStartPosition()
+         * @see #onTimeShiftGetCurrentPosition()
          */
         public void onTimeShiftSetPlaybackParams(PlaybackParams params) {
         }
@@ -925,11 +999,12 @@
          * seek to, thus failure to notifying its change immediately might result in bad experience
          * where the application allows the user to seek to an invalid time position.
          *
-         * @see #onTimeShiftResume
-         * @see #onTimeShiftPause
-         * @see #onTimeShiftSeekTo
-         * @see #onTimeShiftSetPlaybackParams
-         * @see #onTimeShiftGetCurrentPosition
+         * @see #onTimeShiftPlay(Uri)
+         * @see #onTimeShiftResume()
+         * @see #onTimeShiftPause()
+         * @see #onTimeShiftSeekTo(long)
+         * @see #onTimeShiftSetPlaybackParams(PlaybackParams)
+         * @see #onTimeShiftGetCurrentPosition()
          */
         public long onTimeShiftGetStartPosition() {
             return TvInputManager.TIME_SHIFT_INVALID_TIME;
@@ -944,11 +1019,12 @@
          * playback position reported by {@link #onTimeShiftGetStartPosition}. Failure to notifying
          * the correct current position might lead to bad user experience.
          *
-         * @see #onTimeShiftResume
-         * @see #onTimeShiftPause
-         * @see #onTimeShiftSeekTo
-         * @see #onTimeShiftSetPlaybackParams
-         * @see #onTimeShiftGetStartPosition
+         * @see #onTimeShiftPlay(Uri)
+         * @see #onTimeShiftResume()
+         * @see #onTimeShiftPause()
+         * @see #onTimeShiftSeekTo(long)
+         * @see #onTimeShiftSetPlaybackParams(PlaybackParams)
+         * @see #onTimeShiftGetStartPosition()
          */
         public long onTimeShiftGetCurrentPosition() {
             return TvInputManager.TIME_SHIFT_INVALID_TIME;
@@ -1263,6 +1339,14 @@
         }
 
         /**
+         * Calls {@link #onTimeShiftPlay(Uri)}.
+         */
+        void timeShiftPlay(Uri recordedProgramUri) {
+            mCurrentPositionMs = 0;
+            onTimeShiftPlay(recordedProgramUri);
+        }
+
+        /**
          * Calls {@link #onTimeShiftPause}.
          */
         void timeShiftPause() {
@@ -1385,7 +1469,7 @@
             }
         }
 
-        private void executeOrPostRunnable(Runnable action) {
+        private void executeOrPostRunnableOnMainThread(Runnable action) {
             synchronized(mLock) {
                 if (mSessionCallback == null) {
                     // The session is not initialized yet.
@@ -1449,6 +1533,267 @@
     }
 
     /**
+     * Base class for derived classes to implement to provide a TV input recording session.
+     */
+    public abstract static class RecordingSession {
+        final Handler mHandler;
+
+        private final Object mLock = new Object();
+        // @GuardedBy("mLock")
+        private ITvInputSessionCallback mSessionCallback;
+        // @GuardedBy("mLock")
+        private final List<Runnable> mPendingActions = new ArrayList<>();
+
+        /**
+         * Creates a new Recording Session for TV program recording.
+         *
+         * @param context The context of the application
+         */
+        public RecordingSession(Context context) {
+            mHandler = new Handler(context.getMainLooper());
+        }
+
+        /**
+         * Informs the application that recording session has been connected.
+         */
+        public void notifyConnected() {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
+                @Override
+                public void run() {
+                    try {
+                        if (DEBUG) Log.d(TAG, "notifyConnected");
+                        if (mSessionCallback != null) {
+                            mSessionCallback.onConnected();
+                        }
+                    } catch (RemoteException e) {
+                        Log.w(TAG, "error in notifyConnected", e);
+                    }
+                }
+            });
+        }
+
+        /**
+         * Informs the application that recording has started.
+         */
+        public void notifyRecordingStarted() {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
+                @Override
+                public void run() {
+                    try {
+                        if (DEBUG) Log.d(TAG, "notifyRecordingStarted");
+                        if (mSessionCallback != null) {
+                            mSessionCallback.onRecordingStarted();
+                        }
+                    } catch (RemoteException e) {
+                        Log.w(TAG, "error in notifyRecordingStarted", e);
+                    }
+                }
+            });
+        }
+
+        /**
+         * Informs the application that recording has stopped successfully. Each TV input service
+         * should create a new data entry in the recorded programs table upon completion of the
+         * recording and send its URI.
+         *
+         * @param recordedProgramUri The URI of the new recorded program.
+         */
+        public void notifyRecordingStopped(final Uri recordedProgramUri) {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
+                @Override
+                public void run() {
+                    try {
+                        if (DEBUG) Log.d(TAG, "notifyRecordingStopped");
+                        if (mSessionCallback != null) {
+                            mSessionCallback.onRecordingStopped(recordedProgramUri);
+                        }
+                    } catch (RemoteException e) {
+                        Log.w(TAG, "error in notifyRecordingStopped", e);
+                    }
+                }
+            });
+        }
+
+        /**
+         * Sends an error to the application at any moment.
+         *
+         * @param error The error code. Should be one of the followings.
+         * <ul>
+         * <li>{@link TvInputManager#RECORDING_ERROR_UNKNOWN}
+         * <li>{@link TvInputManager#RECORDING_ERROR_CONNECTION_FAILED}
+         * <li>{@link TvInputManager#RECORDING_ERROR_INSUFFICIENT_SPACE}
+         * <li>{@link TvInputManager#RECORDING_ERROR_RESOURCE_BUSY}
+         * </ul>
+         */
+        public void notifyError(@TvInputManager.RecordingError final int error) {
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
+                @Override
+                public void run() {
+                    try {
+                        if (DEBUG) Log.d(TAG, "notifyError");
+                        if (mSessionCallback != null) {
+                            mSessionCallback.onError(error);
+                        }
+                    } catch (RemoteException e) {
+                        Log.w(TAG, "error in notifyError", e);
+                    }
+                }
+            });
+        }
+
+        /**
+         * Dispatches an event to the application using this recording session.
+         *
+         * @param eventType The type of the event.
+         * @param eventArgs Optional arguments of the event.
+         * @hide
+         */
+        @SystemApi
+        public void notifySessionEvent(@NonNull final String eventType, final Bundle eventArgs) {
+            Preconditions.checkNotNull(eventType);
+            executeOrPostRunnableOnMainThread(new Runnable() {
+                @MainThread
+                @Override
+                public void run() {
+                    try {
+                        if (DEBUG) Log.d(TAG, "notifySessionEvent(" + eventType + ")");
+                        if (mSessionCallback != null) {
+                            mSessionCallback.onSessionEvent(eventType, eventArgs);
+                        }
+                    } catch (RemoteException e) {
+                        Log.w(TAG, "error in sending event (event=" + eventType + ")", e);
+                    }
+                }
+            });
+        }
+
+        /**
+         * Called when the recording session is connected.
+         *
+         * @param channelUri The URI of the channel.
+         */
+        public abstract void onConnect(Uri channelUri);
+
+        /**
+         * Called when the recording session is connected.
+         *
+         * @param channelUri The URI of the channel.
+         * @param params Extra parameters.
+         * @hide
+         */
+        @SystemApi
+        public void onConnect(Uri channelUri, Bundle params) {
+            onConnect(channelUri);
+        }
+
+        /**
+         * Called when the application requests to disconnect the current recording session.
+         */
+        public abstract void onDisconnect();
+
+        /**
+         * Called when the application requests to start recording. Recording must start
+         * immediately.
+         *
+         * <p>The session must call either {@link #notifyRecordingStarted()} or
+         * {@link #notifyError(int)}}.
+         */
+        public abstract void onStartRecording();
+
+        /**
+         * Called when the application requests to stop recording. Recording must stop immediately.
+         *
+         * <p>The session must call either {@link #notifyRecordingStopped(Uri)} or
+         * {@link #notifyError(int)}}.
+         */
+        public abstract void onStopRecording();
+
+        /**
+         * Processes a private command sent from the application to the TV input. This can be used
+         * to provide domain-specific features that are only known between certain TV inputs and
+         * their clients.
+         *
+         * @param action Name of the command to be performed. This <em>must</em> be a scoped name,
+         *            i.e. prefixed with a package name you own, so that different developers will
+         *            not create conflicting commands.
+         * @param data Any data to include with the command.
+         * @hide
+         */
+        @SystemApi
+        public void onAppPrivateCommand(@NonNull String action, Bundle data) {
+        }
+
+        /**
+         * Calls {@link #onConnect(Uri, Bundle)}.
+         *
+         */
+        void connect(Uri channelUri, Bundle params) {
+            onConnect(channelUri, params);
+        }
+
+        /**
+         * Calls {@link #onDisconnect()}.
+         *
+         */
+        void disconnect() {
+            onDisconnect();
+        }
+
+        /**
+         * Calls {@link #onStartRecording()}.
+         *
+         */
+        void startRecording() {
+            onStartRecording();
+        }
+
+        /**
+         * Calls {@link #onStopRecording()}.
+         *
+         */
+        void stopRecording() {
+            onStopRecording();
+        }
+
+        /**
+         * Calls {@link #onAppPrivateCommand(String, Bundle)}.
+         */
+        void appPrivateCommand(String action, Bundle data) {
+            onAppPrivateCommand(action, data);
+        }
+
+        private void initialize(ITvInputSessionCallback callback) {
+            synchronized(mLock) {
+                mSessionCallback = callback;
+                for (Runnable runnable : mPendingActions) {
+                    runnable.run();
+                }
+                mPendingActions.clear();
+            }
+        }
+
+        private void executeOrPostRunnableOnMainThread(Runnable action) {
+            synchronized(mLock) {
+                if (mSessionCallback == null) {
+                    // The session is not initialized yet.
+                    mPendingActions.add(action);
+                } else {
+                    if (mHandler.getLooper().isCurrentThread()) {
+                        action.run();
+                    } else {
+                        // Posts the runnable if this is not called from the main thread
+                        mHandler.post(action);
+                    }
+                }
+            }
+        }
+    }
+
+    /**
      * Base class for a TV input session which represents an external device connected to a
      * hardware TV input.
      *
@@ -1588,10 +1933,12 @@
     private final class ServiceHandler extends Handler {
         private static final int DO_CREATE_SESSION = 1;
         private static final int DO_NOTIFY_SESSION_CREATED = 2;
-        private static final int DO_ADD_HARDWARE_TV_INPUT = 3;
-        private static final int DO_REMOVE_HARDWARE_TV_INPUT = 4;
-        private static final int DO_ADD_HDMI_TV_INPUT = 5;
-        private static final int DO_REMOVE_HDMI_TV_INPUT = 6;
+        private static final int DO_CREATE_RECORDING_SESSION = 3;
+        private static final int DO_ADD_HARDWARE_TV_INPUT = 4;
+        private static final int DO_REMOVE_HARDWARE_TV_INPUT = 5;
+        private static final int DO_ADD_HDMI_TV_INPUT = 6;
+        private static final int DO_REMOVE_HDMI_TV_INPUT = 7;
+        private static final int DO_SET_TV_INPUT_INFO = 8;
 
         private void broadcastAddHardwareTvInput(int deviceId, TvInputInfo inputInfo) {
             int n = mCallbacks.beginBroadcast();
@@ -1629,6 +1976,18 @@
             mCallbacks.finishBroadcast();
         }
 
+        private void broadcastSetTvInputInfo(String inputId, TvInputInfo inputInfo) {
+            int n = mCallbacks.beginBroadcast();
+            for (int i = 0; i < n; ++i) {
+                try {
+                    mCallbacks.getBroadcastItem(i).setTvInputInfo(inputId, inputInfo);
+                } catch (RemoteException e) {
+                    Log.e(TAG, "error in broadcastSetTvInputInfo", e);
+                }
+            }
+            mCallbacks.finishBroadcast();
+        }
+
         @Override
         public final void handleMessage(Message msg) {
             switch (msg.what) {
@@ -1704,6 +2063,31 @@
                     args.recycle();
                     return;
                 }
+                case DO_CREATE_RECORDING_SESSION: {
+                    SomeArgs args = (SomeArgs) msg.obj;
+                    ITvInputSessionCallback cb = (ITvInputSessionCallback) args.arg1;
+                    String inputId = (String) args.arg2;
+                    args.recycle();
+                    RecordingSession recordingSessionImpl = onCreateRecordingSession(inputId);
+                    if (recordingSessionImpl == null) {
+                        try {
+                            // Failed to create a recording session.
+                            cb.onSessionCreated(null, null);
+                        } catch (RemoteException e) {
+                            Log.e(TAG, "error in onSessionCreated", e);
+                        }
+                        return;
+                    }
+                    ITvInputSession stub = new ITvInputSessionWrapper(TvInputService.this,
+                            recordingSessionImpl);
+                    try {
+                        cb.onSessionCreated(stub, null);
+                    } catch (RemoteException e) {
+                        Log.e(TAG, "error in onSessionCreated", e);
+                    }
+                    recordingSessionImpl.initialize(cb);
+                    return;
+                }
                 case DO_ADD_HARDWARE_TV_INPUT: {
                     TvInputHardwareInfo hardwareInfo = (TvInputHardwareInfo) msg.obj;
                     TvInputInfo inputInfo = onHardwareAdded(hardwareInfo);
@@ -1736,6 +2120,16 @@
                     }
                     return;
                 }
+                case DO_SET_TV_INPUT_INFO: {
+                    SomeArgs args = (SomeArgs) msg.obj;
+                    String inputId = (String) args.arg1;
+                    TvInputInfo inputInfo = (TvInputInfo) args.arg2;
+                    if (inputInfo != null) {
+                        broadcastSetTvInputInfo(inputId, inputInfo);
+                    }
+                    args.recycle();
+                    return;
+                }
                 default: {
                     Log.w(TAG, "Unhandled message code: " + msg.what);
                     return;
diff --git a/media/java/android/media/tv/TvRecordingClient.java b/media/java/android/media/tv/TvRecordingClient.java
new file mode 100644
index 0000000..865e000
--- /dev/null
+++ b/media/java/android/media/tv/TvRecordingClient.java
@@ -0,0 +1,352 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv;
+
+import android.annotation.NonNull;
+import android.annotation.SystemApi;
+import android.content.Context;
+import android.net.Uri;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.Looper;
+import android.text.TextUtils;
+import android.util.Log;
+import android.util.Pair;
+
+import java.util.ArrayDeque;
+import java.util.Queue;
+
+/**
+ * The public interface object used to interact with a specific TV input service for TV program
+ * recording.
+ */
+public class TvRecordingClient {
+    private static final String TAG = "TvRecordingClient";
+    private static final boolean DEBUG = false;
+
+    private final RecordingCallback mCallback;
+    private final Handler mHandler;
+
+    private final TvInputManager mTvInputManager;
+    private TvInputManager.Session mSession;
+    private MySessionCallback mSessionCallback;
+
+    private final Queue<Pair<String, Bundle>> mPendingAppPrivateCommands = new ArrayDeque<>();
+
+    /**
+     * Creates a new TvRecordingClient object.
+     *
+     * @param context The application context to create the TvRecordingClient with.
+     * @param tag A short name for debugging purposes.
+     * @param callback The callback to receive recording status changes.
+     * @param handler The handler to invoke the callback on.
+     */
+    public TvRecordingClient(Context context, String tag, @NonNull RecordingCallback callback,
+            Handler handler) {
+        mCallback = callback;
+        mHandler = handler == null ? new Handler(Looper.getMainLooper()) : handler;
+        mTvInputManager = (TvInputManager) context.getSystemService(Context.TV_INPUT_SERVICE);
+    }
+
+    /**
+     * Connects to a given input for TV program recording. This will create a new recording session
+     * from the TV input and establishes the connection between the application and the session.
+     *
+     * <p>The recording session will respond by calling
+     * {@link RecordingCallback#onConnected()} or {@link RecordingCallback#onError(int)}.
+     *
+     * @param inputId The ID of the TV input for the given channel.
+     * @param channelUri The URI of a channel.
+     */
+    public void connect(String inputId, Uri channelUri) {
+        connect(inputId, channelUri, null);
+    }
+
+    /**
+     * Connects to a given input for TV program recording. This will create a new recording session
+     * from the TV input and establishes the connection between the application and the session.
+     *
+     * <p>The recording session will respond by calling
+     * {@link RecordingCallback#onConnected()} or {@link RecordingCallback#onError(int)}.
+     *
+     * @param inputId The ID of the TV input for the given channel.
+     * @param channelUri The URI of a channel.
+     * @param params Extra parameters.
+     * @hide
+     */
+    @SystemApi
+    public void connect(String inputId, Uri channelUri, Bundle params) {
+        if (DEBUG) Log.d(TAG, "connect(" + channelUri + ")");
+        if (TextUtils.isEmpty(inputId)) {
+            throw new IllegalArgumentException("inputId cannot be null or an empty string");
+        }
+        if (mSessionCallback != null && TextUtils.equals(mSessionCallback.mInputId, inputId)) {
+            if (mSession != null) {
+                mSession.connect(channelUri, params);
+            } else {
+                mSessionCallback.mChannelUri = channelUri;
+                mSessionCallback.mConnectionParams = params;
+            }
+        } else {
+            resetInternal();
+            mSessionCallback = new MySessionCallback(inputId, channelUri, params);
+            if (mTvInputManager != null) {
+                mTvInputManager.createRecordingSession(inputId, mSessionCallback, mHandler);
+            }
+        }
+    }
+
+    /**
+     * Disconnects the established connection between the application and the recording session.
+     *
+     * <p>The recording session will respond by calling
+     * {@link RecordingCallback#onDisconnected()} or {@link RecordingCallback#onError(int)}.
+     */
+    public void disconnect() {
+        if (DEBUG) Log.d(TAG, "disconnect()");
+        resetInternal();
+    }
+
+    private void resetInternal() {
+        mSessionCallback = null;
+        mPendingAppPrivateCommands.clear();
+        if (mSession != null) {
+            mSession.release();
+            mSession = null;
+        }
+    }
+
+    /**
+     * Starts TV program recording for the current recording session. It is expected that recording
+     * starts immediately after calling this method.
+     *
+     * <p>The recording session will respond by calling
+     * {@link RecordingCallback#onRecordingStarted()} or {@link RecordingCallback#onError(int)}.
+     */
+    public void startRecording() {
+        if (mSession != null) {
+            mSession.startRecording();
+        }
+    }
+
+    /**
+     * Stops TV program recording for the current recording session. It is expected that recording
+     * stops immediately after calling this method.
+     *
+     * <p>The recording session will respond by calling
+     * {@link RecordingCallback#onRecordingStopped(Uri)} or {@link RecordingCallback#onError(int)}.
+     */
+    public void stopRecording() {
+        if (mSession != null) {
+            mSession.stopRecording();
+        }
+    }
+
+    /**
+     * Calls {@link TvInputService.RecordingSession#appPrivateCommand(String, Bundle)
+     * TvInputService.RecordingSession.appPrivateCommand()} on the current TvView.
+     *
+     * @param action The name of the private command to send. This <em>must</em> be a scoped name,
+     *            i.e. prefixed with a package name you own, so that different developers will not
+     *            create conflicting commands.
+     * @param data An optional bundle to send with the command.
+     * @hide
+     */
+    @SystemApi
+    public void sendAppPrivateCommand(@NonNull String action, Bundle data) {
+        if (TextUtils.isEmpty(action)) {
+            throw new IllegalArgumentException("action cannot be null or an empty string");
+        }
+        if (mSession != null) {
+            mSession.sendAppPrivateCommand(action, data);
+        } else {
+            Log.w(TAG, "sendAppPrivateCommand - session not yet created (action \"" + action
+                    + "\" pending)");
+            mPendingAppPrivateCommands.add(Pair.create(action, data));
+        }
+    }
+
+    /**
+     * Callback used to receive various status updates on the
+     * {@link android.media.tv.TvInputService.RecordingSession}
+     */
+    public class RecordingCallback {
+        /**
+         * This is called when a recording session initiated by a call to
+         * {@link #connect(String, Uri)} has been established.
+         */
+        public void onConnected() {
+        }
+
+        /**
+         * This is called when the established connection between the application and the recording
+         * session has been disconnected. Disconnection can be initiated either by an explicit
+         * request (i.e. a call to {@link #disconnect()} or by an error on the TV input service
+         * side.
+         */
+        public void onDisconnected() {
+        }
+
+        /**
+         * This is called when TV program recording on the current channel has started.
+         */
+        public void onRecordingStarted() {
+        }
+
+        /**
+         * This is called when TV program recording on the current channel has stopped. The passed
+         * URI contains information about the new recorded program.
+         *
+         * @param recordedProgramUri The URI for the new recorded program.
+         * @see android.media.tv.TvContract.RecordedPrograms
+         */
+        public void onRecordingStopped(Uri recordedProgramUri) {
+        }
+
+        /**
+         * This is called when an issue has occurred before or during recording. If the TV input
+         * service cannot proceed recording due to this error, a call to {@link #onDisconnected()}
+         * is expected to follow.
+         *
+         * @param error The error code. Should be one of the followings.
+         * <ul>
+         * <li>{@link TvInputManager#RECORDING_ERROR_UNKNOWN}
+         * <li>{@link TvInputManager#RECORDING_ERROR_CONNECTION_FAILED}
+         * <li>{@link TvInputManager#RECORDING_ERROR_INSUFFICIENT_SPACE}
+         * <li>{@link TvInputManager#RECORDING_ERROR_RESOURCE_BUSY}
+         * </ul>
+         */
+        public void onError(@TvInputManager.RecordingError int error) {
+        }
+
+        /**
+         * This is invoked when a custom event from the bound TV input is sent to this client.
+         *
+         * @param inputId The ID of the TV input bound to this client.
+         * @param eventType The type of the event.
+         * @param eventArgs Optional arguments of the event.
+         * @hide
+         */
+        @SystemApi
+        public void onEvent(String inputId, String eventType, Bundle eventArgs) {
+        }
+    }
+
+    private class MySessionCallback extends TvInputManager.SessionCallback {
+        final String mInputId;
+        Uri mChannelUri;
+        Bundle mConnectionParams;
+
+        MySessionCallback(String inputId, Uri channelUri, Bundle connectionParams) {
+            mInputId = inputId;
+            mChannelUri = channelUri;
+            mConnectionParams = connectionParams;
+        }
+
+        @Override
+        public void onSessionCreated(TvInputManager.Session session) {
+            if (DEBUG) {
+                Log.d(TAG, "onSessionCreated()");
+            }
+            if (this != mSessionCallback) {
+                Log.w(TAG, "onSessionCreated - session already created");
+                // This callback is obsolete.
+                if (session != null) {
+                    session.release();
+                }
+                return;
+            }
+            mSession = session;
+            if (session != null) {
+                // Sends the pending app private commands.
+                for (Pair<String, Bundle> command : mPendingAppPrivateCommands) {
+                    mSession.sendAppPrivateCommand(command.first, command.second);
+                }
+                mPendingAppPrivateCommands.clear();
+                mSession.connect(mChannelUri, mConnectionParams);
+            } else {
+                mSessionCallback = null;
+                mCallback.onError(TvInputManager.RECORDING_ERROR_CONNECTION_FAILED);
+            }
+        }
+
+        @Override
+        public void onSessionReleased(TvInputManager.Session session) {
+            if (DEBUG) {
+                Log.d(TAG, "onSessionReleased()");
+            }
+            if (this != mSessionCallback) {
+                Log.w(TAG, "onSessionReleased - session not created");
+                return;
+            }
+            mSessionCallback = null;
+            mSession = null;
+            mCallback.onDisconnected();
+        }
+
+        @Override
+        public void onRecordingStarted(TvInputManager.Session session) {
+            if (DEBUG) {
+                Log.d(TAG, "onRecordingStarted()");
+            }
+            if (this != mSessionCallback) {
+                Log.w(TAG, "onRecordingStarted - session not created");
+                return;
+            }
+            mCallback.onRecordingStarted();
+        }
+
+        @Override
+        public void onRecordingStopped(TvInputManager.Session session, Uri recordedProgramUri) {
+            if (DEBUG) {
+                Log.d(TAG, "onRecordingStopped()");
+            }
+            if (this != mSessionCallback) {
+                Log.w(TAG, "onRecordingStopped - session not created");
+                return;
+            }
+            mCallback.onRecordingStopped(recordedProgramUri);
+        }
+
+        @Override
+        public void onError(TvInputManager.Session session, int error) {
+            if (DEBUG) {
+                Log.d(TAG, "onError()");
+            }
+            if (this != mSessionCallback) {
+                Log.w(TAG, "onError - session not created");
+                return;
+            }
+            mCallback.onError(error);
+        }
+
+        @Override
+        public void onSessionEvent(TvInputManager.Session session, String eventType,
+                Bundle eventArgs) {
+            if (DEBUG) {
+                Log.d(TAG, "onSessionEvent(" + eventType + ")");
+            }
+            if (this != mSessionCallback) {
+                Log.w(TAG, "onSessionEvent - session not created");
+                return;
+            }
+            if (mCallback != null) {
+                mCallback.onEvent(mInputId, eventType, eventArgs);
+            }
+        }
+    }
+}
diff --git a/media/java/android/media/tv/TvView.java b/media/java/android/media/tv/TvView.java
index 003a274..0132d24 100644
--- a/media/java/android/media/tv/TvView.java
+++ b/media/java/android/media/tv/TvView.java
@@ -448,6 +448,37 @@
     }
 
     /**
+     * Plays a given recorded TV program.
+     *
+     * @param inputId The ID of the TV input that created the given recorded program.
+     * @param recordedProgramUri The URI of a recorded program.
+     */
+    public void timeShiftPlay(String inputId, Uri recordedProgramUri) {
+        if (DEBUG) Log.d(TAG, "timeShiftPlay(" + recordedProgramUri + ")");
+        if (TextUtils.isEmpty(inputId)) {
+            throw new IllegalArgumentException("inputId cannot be null or an empty string");
+        }
+        synchronized (sMainTvViewLock) {
+            if (sMainTvView.get() == null) {
+                sMainTvView = new WeakReference<>(this);
+            }
+        }
+        if (mSessionCallback != null && TextUtils.equals(mSessionCallback.mInputId, inputId)) {
+            if (mSession != null) {
+                mSession.timeShiftPlay(recordedProgramUri);
+            } else {
+                mSessionCallback.mRecordedProgramUri = recordedProgramUri;
+            }
+        } else {
+            resetInternal();
+            mSessionCallback = new MySessionCallback(inputId, recordedProgramUri);
+            if (mTvInputManager != null) {
+                mTvInputManager.createSession(inputId, mSessionCallback, mHandler);
+            }
+        }
+    }
+
+    /**
      * Pauses playback. No-op if it is already paused. Call {@link #timeShiftResume} to resume.
      */
     public void timeShiftPause() {
@@ -994,6 +1025,7 @@
         final String mInputId;
         Uri mChannelUri;
         Bundle mTuneParams;
+        Uri mRecordedProgramUri;
 
         MySessionCallback(String inputId, Uri channelUri, Bundle tuneParams) {
             mInputId = inputId;
@@ -1001,6 +1033,11 @@
             mTuneParams = tuneParams;
         }
 
+        MySessionCallback(String inputId, Uri recordedProgramUri) {
+            mInputId = inputId;
+            mRecordedProgramUri = recordedProgramUri;
+        }
+
         @Override
         public void onSessionCreated(Session session) {
             if (DEBUG) {
@@ -1043,7 +1080,11 @@
                 if (mCaptionEnabled != null) {
                     mSession.setCaptionEnabled(mCaptionEnabled);
                 }
-                mSession.tune(mChannelUri, mTuneParams);
+                if (mChannelUri != null) {
+                    mSession.tune(mChannelUri, mTuneParams);
+                } else {
+                    mSession.timeShiftPlay(mRecordedProgramUri);
+                }
                 ensurePositionTracking();
             } else {
                 mSessionCallback = null;
diff --git a/packages/DocumentsUI/res/values/strings.xml b/packages/DocumentsUI/res/values/strings.xml
index 8ac228e..5a9bc16 100644
--- a/packages/DocumentsUI/res/values/strings.xml
+++ b/packages/DocumentsUI/res/values/strings.xml
@@ -179,8 +179,8 @@
     </plurals>
     <!-- Second line for notifications saying that more information will be shown after touching [CHAR LIMIT=48] -->
     <string name="notification_touch_for_details">Tap to view details</string>
-    <!-- Label of a dialog button for retrying a failed operation [CHAR LIMIT=24] -->
-    <string name="retry">Retry</string>
+    <!-- Label of the close dialog button.[CHAR LIMIT=24] -->
+    <string name="close">Close</string>
     <!-- Contents of the copying failure alert dialog. [CHAR LIMIT=48] -->
     <string name="copy_failure_alert_content">These files weren\'t copied: <xliff:g id="list">%1$s</xliff:g></string>
     <!-- Contents of the moving failure alert dialog. [CHAR LIMIT=48] -->
diff --git a/packages/DocumentsUI/src/com/android/documentsui/FailureDialogFragment.java b/packages/DocumentsUI/src/com/android/documentsui/FailureDialogFragment.java
index 7f6f1c6..b8ef5ac 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/FailureDialogFragment.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/FailureDialogFragment.java
@@ -33,17 +33,14 @@
 import com.android.documentsui.services.FileOperations;
 
 import java.util.ArrayList;
+import java.util.List;
 
 /**
  * Alert dialog for failed operations.
  */
-public class FailureDialogFragment extends DialogFragment
-        implements DialogInterface.OnClickListener {
+public class FailureDialogFragment extends DialogFragment {
     private static final String TAG = "FailureDialogFragment";
 
-    private int mOperationType;
-    private ArrayList<DocumentInfo> mFailedSrcList;
-
     public static void show(FragmentManager fm, int failure,
             ArrayList<DocumentInfo> failedSrcList, DocumentStack dstStack, int operationType) {
         // TODO: Add support for other failures than copy.
@@ -65,36 +62,25 @@
     }
 
     @Override
-    public void onClick(DialogInterface dialog, int whichButton) {
-        if (whichButton == DialogInterface.BUTTON_POSITIVE) {
-            FileOperations.start(
-                    getActivity(),
-                    mFailedSrcList,
-                    (DocumentStack) getActivity().getIntent().getParcelableExtra(
-                            Shared.EXTRA_STACK),
-                    mOperationType);
-        }
-    }
-
-    @Override
     public Dialog onCreateDialog(Bundle inState) {
         super.onCreate(inState);
 
-        mOperationType = getArguments().getInt(FileOperationService.EXTRA_OPERATION);
-        mFailedSrcList = getArguments().getParcelableArrayList(FileOperationService.EXTRA_SRC_LIST);
+        final int operationType = getArguments().getInt(FileOperationService.EXTRA_OPERATION);
+        final List<DocumentInfo> failedSrcList = getArguments().getParcelableArrayList(
+                FileOperationService.EXTRA_SRC_LIST);
 
         final StringBuilder list = new StringBuilder("<p>");
-        for (DocumentInfo documentInfo : mFailedSrcList) {
+        for (DocumentInfo documentInfo : failedSrcList) {
             list.append(String.format("&#8226; %s<br>", documentInfo.displayName));
         }
         list.append("</p>");
 
         // TODO: Add support for other file operations.
         checkArgument(
-                mOperationType == FileOperationService.OPERATION_COPY
-                || mOperationType == FileOperationService.OPERATION_MOVE);
+                operationType == FileOperationService.OPERATION_COPY
+                || operationType == FileOperationService.OPERATION_MOVE);
 
-        int messageId = mOperationType == FileOperationService.OPERATION_COPY
+        int messageId = operationType == FileOperationService.OPERATION_COPY
                 ? R.string.copy_failure_alert_content
                 : R.string.move_failure_alert_content;
 
@@ -105,8 +91,12 @@
 
         return new AlertDialog.Builder(getActivity())
                 .setMessage(Html.fromHtml(message))
-                .setPositiveButton(R.string.retry, this)
-                .setNegativeButton(android.R.string.cancel, this)
+                .setPositiveButton(R.string.close, new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialog, int id) {
+                        dialog.dismiss();
+                    }
+                })
                 .create();
     }
 }
diff --git a/packages/DocumentsUI/src/com/android/documentsui/services/MoveJob.java b/packages/DocumentsUI/src/com/android/documentsui/services/MoveJob.java
index 7a238bd..2a0262c 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/services/MoveJob.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/services/MoveJob.java
@@ -21,6 +21,7 @@
 import android.app.Notification;
 import android.app.Notification.Builder;
 import android.content.Context;
+import android.net.Uri;
 import android.os.RemoteException;
 import android.provider.DocumentsContract;
 import android.provider.DocumentsContract.Document;
@@ -85,7 +86,7 @@
         if (src.authority.equals(dest.authority)) {
             if ((src.flags & Document.FLAG_SUPPORTS_MOVE) != 0) {
                 if (DocumentsContract.moveDocument(getClient(src), src.derivedUri,
-                        dest.derivedUri) == null) {
+                        Uri.EMPTY /* Not used yet */, dest.derivedUri) == null) {
                     onFileFailed(src);
                     return false;
                 }
diff --git a/packages/DocumentsUI/tests/src/com/android/documentsui/DocumentsProviderHelper.java b/packages/DocumentsUI/tests/src/com/android/documentsui/DocumentsProviderHelper.java
index 3c40b67..467d97e 100644
--- a/packages/DocumentsUI/tests/src/com/android/documentsui/DocumentsProviderHelper.java
+++ b/packages/DocumentsUI/tests/src/com/android/documentsui/DocumentsProviderHelper.java
@@ -20,6 +20,7 @@
 import static android.provider.DocumentsContract.buildDocumentUri;
 import static android.provider.DocumentsContract.buildRootsUri;
 import static com.android.documentsui.model.DocumentInfo.getCursorString;
+import static com.android.internal.util.Preconditions.checkArgument;
 import static junit.framework.Assert.assertEquals;
 import static junit.framework.Assert.assertNotNull;
 import static junit.framework.Assert.fail;
@@ -37,7 +38,7 @@
 import android.provider.DocumentsContract.Root;
 import android.support.annotation.Nullable;
 import android.test.MoreAsserts;
-import android.util.Log;
+import android.text.TextUtils;
 
 import com.android.documentsui.model.DocumentInfo;
 import com.android.documentsui.model.RootInfo;
@@ -60,13 +61,13 @@
     private final ContentProviderClient mClient;
 
     public DocumentsProviderHelper(String authority, ContentProviderClient client) {
+        checkArgument(!TextUtils.isEmpty(authority));
         mAuthority = authority;
         mClient = client;
     }
 
     public RootInfo getRoot(String documentId) throws RemoteException {
         final Uri rootsUri = buildRootsUri(mAuthority);
-
         Cursor cursor = null;
         try {
             cursor = mClient.query(rootsUri, null, null, null, null);
@@ -126,7 +127,6 @@
     }
 
     public byte[] readDocument(Uri documentUri) throws RemoteException, IOException {
-        Log.d("DocumentsProviderHelper", "Trying to read file contents: " + documentUri);
         ParcelFileDescriptor file = mClient.openFile(documentUri, "r", null);
         byte[] buf = null;
         try (AutoCloseInputStream in = new AutoCloseInputStream(file)) {
@@ -245,21 +245,18 @@
         Uri uri = buildChildDocumentsUri(mAuthority, documentId);
         List<DocumentInfo> children = new ArrayList<>();
         try (Cursor cursor = mClient.query(uri, null, null, null, null, null)) {
-            while (cursor.moveToNext()) {
-                children.add(DocumentInfo.fromDirectoryCursor(cursor));
+            Cursor wrapper = new RootCursorWrapper(mAuthority, "totally-fake", cursor, 100);
+            while (wrapper.moveToNext()) {
+                children.add(DocumentInfo.fromDirectoryCursor(wrapper));
             }
         }
         return children;
     }
 
     public void assertFileContents(Uri documentUri, byte[] expected) throws Exception {
-        // TODO: Fix this: java.lang.SecurityException:
-        // The authority of the uri content:/document/%2Fdata%2Fuser%2F0%2Fcom.android.documentsui.\
-        // tests%2Fcache%2FTEST_ROOT_1%2Ftest1.txt does not match the one of the contentProvider: \
-        // com.android.documentsui.stubprovider
-//        MoreAsserts.assertEquals(
-//                "Copied file contents differ",
-//                expected, readDocument(documentUri));
+        MoreAsserts.assertEquals(
+                "Copied file contents differ",
+                expected, readDocument(documentUri));
     }
 
     public void assertFileContents(String parentId, String fileName, byte[] expected)
diff --git a/packages/ExternalStorageProvider/src/com/android/externalstorage/ExternalStorageProvider.java b/packages/ExternalStorageProvider/src/com/android/externalstorage/ExternalStorageProvider.java
index c6e5531..43527a2 100644
--- a/packages/ExternalStorageProvider/src/com/android/externalstorage/ExternalStorageProvider.java
+++ b/packages/ExternalStorageProvider/src/com/android/externalstorage/ExternalStorageProvider.java
@@ -463,7 +463,8 @@
     }
 
     @Override
-    public String moveDocument(String sourceDocumentId, String targetParentDocumentId)
+    public String moveDocument(String sourceDocumentId, String sourceParentDocumentId,
+            String targetParentDocumentId)
             throws FileNotFoundException {
         final File before = getFileForDocId(sourceDocumentId);
         final File after = new File(getFileForDocId(targetParentDocumentId), before.getName());
diff --git a/packages/MtpDocumentsProvider/jni/com_android_mtp_AppFuse.cpp b/packages/MtpDocumentsProvider/jni/com_android_mtp_AppFuse.cpp
index 66a3247..7b57d89 100644
--- a/packages/MtpDocumentsProvider/jni/com_android_mtp_AppFuse.cpp
+++ b/packages/MtpDocumentsProvider/jni/com_android_mtp_AppFuse.cpp
@@ -332,23 +332,20 @@
             uint64_t offset,
             uint32_t size,
             void* buf) {
-        const uint32_t read_size = static_cast<uint32_t>(std::min(
-                static_cast<uint64_t>(size),
-                get_file_size(inode) - offset));
         ScopedLocalRef<jbyteArray> array(env_, static_cast<jbyteArray>(env_->CallObjectMethod(
                 self_,
                 app_fuse_get_object_bytes,
                 inode,
                 offset,
-                read_size)));
+                size)));
         if (array.get() == nullptr) {
             return -1;
         }
         ScopedByteArrayRO bytes(env_, array.get());
-        if (bytes.size() != read_size || bytes.get() == nullptr) {
+        if (bytes.get() == nullptr) {
             return -1;
         }
-
+        const uint32_t read_size = std::min(static_cast<uint32_t>(bytes.size()), size);
         memcpy(buf, bytes.get(), read_size);
         return read_size;
     }
diff --git a/packages/MtpDocumentsProvider/src/com/android/mtp/MtpDocumentsProvider.java b/packages/MtpDocumentsProvider/src/com/android/mtp/MtpDocumentsProvider.java
index 3381656..3ac1b3d 100644
--- a/packages/MtpDocumentsProvider/src/com/android/mtp/MtpDocumentsProvider.java
+++ b/packages/MtpDocumentsProvider/src/com/android/mtp/MtpDocumentsProvider.java
@@ -37,10 +37,10 @@
 
 import com.android.internal.annotations.GuardedBy;
 import com.android.internal.annotations.VisibleForTesting;
-import com.android.internal.util.Preconditions;
 
 import java.io.FileNotFoundException;
 import java.io.IOException;
+import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Map;
 
@@ -103,18 +103,28 @@
     }
 
     @VisibleForTesting
-    void onCreateForTesting(
+    boolean onCreateForTesting(
             Resources resources,
             MtpManager mtpManager,
             ContentResolver resolver,
-            MtpDatabase database) {
+            MtpDatabase database,
+            StorageManager storageManager) {
         mResources = resources;
         mMtpManager = mtpManager;
         mResolver = resolver;
         mDeviceToolkits = new HashMap<Integer, DeviceToolkit>();
         mDatabase = database;
         mRootScanner = new RootScanner(mResolver, mResources, mMtpManager, mDatabase);
+        mAppFuse = new AppFuse(TAG, new AppFuseCallback());
+        // TODO: Mount AppFuse on demands.
+        try {
+            mAppFuse.mount(storageManager);
+        } catch (IOException e) {
+            Log.e(TAG, "Failed to start app fuse.", e);
+            return false;
+        }
         resume();
+        return true;
     }
 
     @Override
@@ -165,7 +175,7 @@
                     // Fallback to non-seekable file descriptor.
                     // TODO: Use getPartialObject64 for MTP devices that support Android vendor
                     // extension.
-                    if (fileSize <= 0xffffffff) {
+                    if (fileSize <= 0xffffffffl) {
                         return mAppFuse.openFile(Integer.parseInt(documentId));
                     } else {
                         return getPipeManager(identifier).readDocument(mMtpManager, identifier);
@@ -305,6 +315,7 @@
                 throw new RuntimeException(e);
             } finally {
                 mDatabase.close();
+                mAppFuse.close();
                 super.shutdown();
             }
         }
@@ -385,9 +396,11 @@
         @Override
         public byte[] getObjectBytes(int inode, long offset, int size) throws IOException {
             final Identifier identifier = mDatabase.createIdentifier(Integer.toString(inode));
-            mMtpManager.getPartialObject(
-                    identifier.mDeviceId, identifier.mObjectHandle, (int) offset, size, mBytes);
-            return mBytes;
+            final long readSize = mMtpManager.getPartialObject(
+                    identifier.mDeviceId, identifier.mObjectHandle, offset, size, mBytes);
+            // TODO: Change signature so that getObjectBytes can return read size without copying
+            // bytes.
+            return Arrays.copyOf(mBytes, (int) readSize);
         }
 
         @Override
diff --git a/packages/MtpDocumentsProvider/tests/src/com/android/mtp/MtpDocumentsProviderTest.java b/packages/MtpDocumentsProvider/tests/src/com/android/mtp/MtpDocumentsProviderTest.java
index b51cf71..7066f7d 100644
--- a/packages/MtpDocumentsProvider/tests/src/com/android/mtp/MtpDocumentsProviderTest.java
+++ b/packages/MtpDocumentsProvider/tests/src/com/android/mtp/MtpDocumentsProviderTest.java
@@ -20,18 +20,25 @@
 import android.mtp.MtpConstants;
 import android.mtp.MtpObjectInfo;
 import android.net.Uri;
+import android.os.ParcelFileDescriptor;
+import android.os.storage.StorageManager;
 import android.provider.DocumentsContract.Root;
+import android.system.ErrnoException;
+import android.system.Os;
+import android.system.OsConstants;
 import android.provider.DocumentsContract;
 import android.test.AndroidTestCase;
-import android.test.suitebuilder.annotation.SmallTest;
+import android.test.suitebuilder.annotation.MediumTest;
+import android.util.Log;
 
 import java.io.FileNotFoundException;
 import java.io.IOException;
+import java.util.Arrays;
 import java.util.concurrent.TimeoutException;
 
 import static com.android.mtp.MtpDatabase.strings;
 
-@SmallTest
+@MediumTest
 public class MtpDocumentsProviderTest extends AndroidTestCase {
     private final static Uri ROOTS_URI =
             DocumentsContract.buildRootsUri(MtpDocumentsProvider.AUTHORITY);
@@ -421,10 +428,71 @@
                         MtpDocumentsProvider.AUTHORITY, "1")));
     }
 
+    public void testOpenDocument() throws Exception {
+        setupProvider(MtpDatabaseConstants.FLAG_DATABASE_IN_MEMORY);
+        setupRoots(0, new MtpRoot[] {
+                new MtpRoot(0, 0, "Device", "Storage", 0, 0, "")
+        });
+        final byte[] bytes = "Hello world".getBytes();
+        setupDocuments(0, 0, MtpManager.OBJECT_HANDLE_ROOT_CHILDREN, "1", new MtpObjectInfo[] {
+                new MtpObjectInfo.Builder()
+                        .setName("test.txt")
+                        .setObjectHandle(1)
+                        .setCompressedSize(bytes.length)
+                        .setParent(-1)
+                        .build()
+        });
+        mMtpManager.setImportFileBytes(0, 1, bytes);
+        try (final ParcelFileDescriptor fd = mProvider.openDocument("3", "r", null)) {
+            final byte[] readBytes = new byte[5];
+            assertEquals(6, Os.lseek(fd.getFileDescriptor(), 6, OsConstants.SEEK_SET));
+            assertEquals(5, Os.read(fd.getFileDescriptor(), readBytes, 0, 5));
+            assertTrue(Arrays.equals("world".getBytes(), readBytes));
+
+            assertEquals(0, Os.lseek(fd.getFileDescriptor(), 0, OsConstants.SEEK_SET));
+            assertEquals(5, Os.read(fd.getFileDescriptor(), readBytes, 0, 5));
+            assertTrue(Arrays.equals("Hello".getBytes(), readBytes));
+        }
+    }
+
+    public void testOpenDocument_shortBytes() throws Exception {
+        mMtpManager = new TestMtpManager(getContext()) {
+            @Override
+            MtpObjectInfo getObjectInfo(int deviceId, int objectHandle) throws IOException {
+                if (objectHandle == 1) {
+                    return new MtpObjectInfo.Builder(super.getObjectInfo(deviceId, objectHandle))
+                            .setObjectHandle(1).setCompressedSize(1024 * 1024).build();
+                }
+
+                return super.getObjectInfo(deviceId, objectHandle);
+            }
+        };
+        setupProvider(MtpDatabaseConstants.FLAG_DATABASE_IN_MEMORY);
+        setupRoots(0, new MtpRoot[] {
+                new MtpRoot(0, 0, "Device", "Storage", 0, 0, "")
+        });
+        final byte[] bytes = "Hello world".getBytes();
+        setupDocuments(0, 0, MtpManager.OBJECT_HANDLE_ROOT_CHILDREN, "1", new MtpObjectInfo[] {
+                new MtpObjectInfo.Builder()
+                        .setName("test.txt")
+                        .setObjectHandle(1)
+                        .setCompressedSize(bytes.length)
+                        .setParent(-1)
+                        .build()
+        });
+        mMtpManager.setImportFileBytes(0, 1, bytes);
+        try (final ParcelFileDescriptor fd = mProvider.openDocument("3", "r", null)) {
+            final byte[] readBytes = new byte[1024 * 1024];
+            assertEquals(11, Os.read(fd.getFileDescriptor(), readBytes, 0, readBytes.length));
+        }
+    }
+
     private void setupProvider(int flag) {
         mDatabase = new MtpDatabase(getContext(), flag);
         mProvider = new MtpDocumentsProvider();
-        mProvider.onCreateForTesting(mResources, mMtpManager, mResolver, mDatabase);
+        final StorageManager storageManager = getContext().getSystemService(StorageManager.class);
+        assertTrue(mProvider.onCreateForTesting(
+                mResources, mMtpManager, mResolver, mDatabase, storageManager));
     }
 
     private String[] getStrings(Cursor cursor) {
diff --git a/packages/MtpDocumentsProvider/tests/src/com/android/mtp/TestMtpManager.java b/packages/MtpDocumentsProvider/tests/src/com/android/mtp/TestMtpManager.java
index a1732dc..1aaeb60 100644
--- a/packages/MtpDocumentsProvider/tests/src/com/android/mtp/TestMtpManager.java
+++ b/packages/MtpDocumentsProvider/tests/src/com/android/mtp/TestMtpManager.java
@@ -208,4 +208,16 @@
     byte[] getObject(int deviceId, int objectHandle, int expectedSize) throws IOException {
         return mImportFileBytes.get(pack(deviceId, objectHandle));
     }
+
+    @Override
+    long getPartialObject(int deviceId, int objectHandle, long offset, long size, byte[] buffer)
+            throws IOException {
+        final byte[] bytes = mImportFileBytes.get(pack(deviceId, objectHandle));
+        int i = 0;
+        while (i < size && i + offset < bytes.length) {
+            buffer[i] = bytes[(int) (i + offset)];
+            i++;
+        }
+        return i;
+    }
 }
diff --git a/packages/SettingsLib/res/values/attrs.xml b/packages/SettingsLib/res/values/attrs.xml
index 15b2a97..3e1fc4a 100644
--- a/packages/SettingsLib/res/values/attrs.xml
+++ b/packages/SettingsLib/res/values/attrs.xml
@@ -16,7 +16,8 @@
 
 <resources>
     <declare-styleable name="RestrictedPreference">
-        <attr name="userRestriction" format="string"/>
+        <attr name="userRestriction" format="string" />
+        <attr name="useAdminDisabledSummary" format="boolean" />
     </declare-styleable>
     <declare-styleable name="WifiEncryptionState">
         <attr name="state_encrypted" format="boolean" />
diff --git a/packages/SettingsLib/res/values/strings.xml b/packages/SettingsLib/res/values/strings.xml
index 6dfa9ad..d3c8416 100644
--- a/packages/SettingsLib/res/values/strings.xml
+++ b/packages/SettingsLib/res/values/strings.xml
@@ -765,4 +765,7 @@
     <!-- Battery Info screen. Value for a status item.  Used for diagnostic info screens, precise translation isn't needed -->
     <string name="battery_info_status_full">Full</string>
 
+    <!-- Summary for settings preference disabled by administrator [CHAR LIMIT=50] -->
+    <string name="disabled_by_admin_summary_text">Disabled by administrator</string>
+
 </resources>
diff --git a/packages/SettingsLib/src/com/android/settingslib/RestrictedLockUtils.java b/packages/SettingsLib/src/com/android/settingslib/RestrictedLockUtils.java
index d69250b..bcb5bd8 100644
--- a/packages/SettingsLib/src/com/android/settingslib/RestrictedLockUtils.java
+++ b/packages/SettingsLib/src/com/android/settingslib/RestrictedLockUtils.java
@@ -69,6 +69,9 @@
             String userRestriction, int userId) {
         DevicePolicyManager dpm = (DevicePolicyManager) context.getSystemService(
                 Context.DEVICE_POLICY_SERVICE);
+        if (dpm == null) {
+            return null;
+        }
         ComponentName deviceOwner = dpm.getDeviceOwnerComponentOnAnyUser();
         int deviceOwnerUserId = dpm.getDeviceOwnerUserId();
         boolean enforcedByDeviceOwner = false;
@@ -125,6 +128,9 @@
             int keyguardNotificationFeatures) {
         final DevicePolicyManager dpm = (DevicePolicyManager) context.getSystemService(
                 Context.DEVICE_POLICY_SERVICE);
+        if (dpm == null) {
+            return null;
+        }
         boolean isDisabledByMultipleAdmins = false;
         ComponentName adminComponent = null;
         List<ComponentName> admins = dpm.getActiveAdmins();
@@ -170,6 +176,9 @@
             if (ipm.getBlockUninstallForUser(packageName, userId)) {
                 DevicePolicyManager dpm = (DevicePolicyManager) context.getSystemService(
                         Context.DEVICE_POLICY_SERVICE);
+                if (dpm == null) {
+                    return null;
+                }
                 ComponentName admin = dpm.getProfileOwner();
                 if (admin == null) {
                     admin = dpm.getDeviceOwnerComponentOnCallingUser();
@@ -197,6 +206,9 @@
         }
         DevicePolicyManager dpm = (DevicePolicyManager) context.getSystemService(
                 Context.DEVICE_POLICY_SERVICE);
+        if (dpm == null) {
+            return null;
+        }
         boolean isAccountTypeDisabled = false;
         String[] disabledTypes = dpm.getAccountTypesWithManagementDisabled();
         for (String type : disabledTypes) {
@@ -221,7 +233,7 @@
     public static EnforcedAdmin checkIfAutoTimeRequired(Context context) {
         DevicePolicyManager dpm = (DevicePolicyManager) context.getSystemService(
                 Context.DEVICE_POLICY_SERVICE);
-        if (dpm.getAutoTimeRequired()) {
+        if (dpm == null || !dpm.getAutoTimeRequired()) {
             return null;
         }
         ComponentName adminComponent = dpm.getDeviceOwnerComponentOnCallingUser();
@@ -240,6 +252,9 @@
     public static EnforcedAdmin checkIfPasswordQualityIsSet(Context context) {
         final DevicePolicyManager dpm = (DevicePolicyManager) context.getSystemService(
                 Context.DEVICE_POLICY_SERVICE);
+        if (dpm == null) {
+            return null;
+        }
         boolean isDisabledByMultipleAdmins = false;
         ComponentName adminComponent = null;
         List<ComponentName> admins = dpm.getActiveAdmins();
@@ -271,6 +286,9 @@
     public static EnforcedAdmin getProfileOrDeviceOwnerOnCallingUser(Context context) {
         final DevicePolicyManager dpm = (DevicePolicyManager) context.getSystemService(
                 Context.DEVICE_POLICY_SERVICE);
+        if (dpm == null) {
+            return null;
+        }
         ComponentName adminComponent = dpm.getDeviceOwnerComponentOnCallingUser();
         if (adminComponent != null) {
             return new EnforcedAdmin(adminComponent, UserHandle.myUserId());
diff --git a/packages/SettingsLib/src/com/android/settingslib/RestrictedPreference.java b/packages/SettingsLib/src/com/android/settingslib/RestrictedPreference.java
index 13a46d0..810f6eb 100644
--- a/packages/SettingsLib/src/com/android/settingslib/RestrictedPreference.java
+++ b/packages/SettingsLib/src/com/android/settingslib/RestrictedPreference.java
@@ -65,6 +65,10 @@
         }
     }
 
+    public void useAdminDisabledSummary(boolean useSummary) {
+        mHelper.useAdminDisabledSummary(useSummary);
+    }
+
     @Override
     protected void onAttachedToHierarchy(PreferenceManager preferenceManager) {
         mHelper.onAttachedToHierarchy();
diff --git a/packages/SettingsLib/src/com/android/settingslib/RestrictedPreferenceHelper.java b/packages/SettingsLib/src/com/android/settingslib/RestrictedPreferenceHelper.java
index 06aba96..9bd4eb1 100644
--- a/packages/SettingsLib/src/com/android/settingslib/RestrictedPreferenceHelper.java
+++ b/packages/SettingsLib/src/com/android/settingslib/RestrictedPreferenceHelper.java
@@ -27,6 +27,7 @@
 import android.text.style.ImageSpan;
 import android.util.AttributeSet;
 import android.util.TypedValue;
+import android.view.View;
 import android.widget.TextView;
 
 import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
@@ -44,6 +45,7 @@
     private boolean mDisabledByAdmin;
     private EnforcedAdmin mEnforcedAdmin;
     private String mAttrUserRestriction = null;
+    private boolean mUseAdminDisabledSummary = false;
 
     public RestrictedPreferenceHelper(Context context, Preference preference,
             AttributeSet attrs) {
@@ -68,6 +70,14 @@
                 }
             }
             mAttrUserRestriction = data == null ? null : data.toString();
+
+            final TypedValue useAdminDisabledSummary =
+                    attributes.peekValue(R.styleable.RestrictedPreference_useAdminDisabledSummary);
+            if (useAdminDisabledSummary != null) {
+                mUseAdminDisabledSummary =
+                        (useAdminDisabledSummary.type == TypedValue.TYPE_INT_BOOLEAN
+                                && useAdminDisabledSummary.data != 0);
+            }
         }
     }
 
@@ -82,6 +92,21 @@
                 holder.itemView.setEnabled(true);
             }
         }
+        if (mUseAdminDisabledSummary) {
+            final TextView summaryView = (TextView) holder.findViewById(android.R.id.summary);
+            if (summaryView != null) {
+                if (mDisabledByAdmin) {
+                    summaryView.setText(R.string.disabled_by_admin_summary_text);
+                    summaryView.setVisibility(View.VISIBLE);
+                } else {
+                    summaryView.setVisibility(View.GONE);
+                }
+            }
+        }
+    }
+
+    public void useAdminDisabledSummary(boolean useSummary) {
+        mUseAdminDisabledSummary = useSummary;
     }
 
     /**
diff --git a/packages/SettingsLib/src/com/android/settingslib/RestrictedSwitchPreference.java b/packages/SettingsLib/src/com/android/settingslib/RestrictedSwitchPreference.java
index 84e2bff..6cae8aa 100644
--- a/packages/SettingsLib/src/com/android/settingslib/RestrictedSwitchPreference.java
+++ b/packages/SettingsLib/src/com/android/settingslib/RestrictedSwitchPreference.java
@@ -65,6 +65,10 @@
         }
     }
 
+    public void useAdminDisabledSummary(boolean useSummary) {
+        mHelper.useAdminDisabledSummary(useSummary);
+    }
+
     @Override
     protected void onAttachedToHierarchy(PreferenceManager preferenceManager) {
         mHelper.onAttachedToHierarchy();
diff --git a/packages/SettingsLib/src/com/android/settingslib/TetherUtil.java b/packages/SettingsLib/src/com/android/settingslib/TetherUtil.java
index 66233b8..f5a2aae 100644
--- a/packages/SettingsLib/src/com/android/settingslib/TetherUtil.java
+++ b/packages/SettingsLib/src/com/android/settingslib/TetherUtil.java
@@ -29,12 +29,6 @@
 
 public class TetherUtil {
 
-    // Types of tethering.
-    public static final int TETHERING_INVALID   = -1;
-    public static final int TETHERING_WIFI      = 0;
-    public static final int TETHERING_USB       = 1;
-    public static final int TETHERING_BLUETOOTH = 2;
-
     // Extras used for communicating with the TetherService.
     public static final String EXTRA_ADD_TETHER_TYPE = "extraAddTetherType";
     public static final String EXTRA_REM_TETHER_TYPE = "extraRemTetherType";
@@ -43,14 +37,6 @@
      * Tells the service to run a provision check now.
      */
     public static final String EXTRA_RUN_PROVISION = "extraRunProvision";
-    /**
-     * Enables wifi tethering if the provision check is successful. Used by
-     * QS to enable tethering.
-     */
-    public static final String EXTRA_ENABLE_WIFI_TETHER = "extraEnableWifiTether";
-
-    public static ComponentName TETHER_SERVICE = ComponentName.unflattenFromString(Resources
-            .getSystem().getString(com.android.internal.R.string.config_wifi_tether_enable));
 
     public static boolean setWifiTethering(boolean enable, Context context) {
         final WifiManager wifiManager =
diff --git a/packages/SettingsLib/src/com/android/settingslib/drawer/ProfileSelectDialog.java b/packages/SettingsLib/src/com/android/settingslib/drawer/ProfileSelectDialog.java
index 2fd043f..dc6002d 100644
--- a/packages/SettingsLib/src/com/android/settingslib/drawer/ProfileSelectDialog.java
+++ b/packages/SettingsLib/src/com/android/settingslib/drawer/ProfileSelectDialog.java
@@ -61,6 +61,8 @@
     @Override
     public void onClick(DialogInterface dialog, int which) {
         UserHandle user = mSelectedTile.userHandle.get(which);
+        // Show menu on top level items.
+        mSelectedTile.intent.putExtra(SettingsDrawerActivity.EXTRA_SHOW_MENU, true);
         getActivity().startActivityAsUser(mSelectedTile.intent, user);
         ((SettingsDrawerActivity) getActivity()).onProfileTileOpen();
     }
diff --git a/packages/SettingsLib/src/com/android/settingslib/drawer/SettingsDrawerActivity.java b/packages/SettingsLib/src/com/android/settingslib/drawer/SettingsDrawerActivity.java
index 3fc0c22..56c4edb 100644
--- a/packages/SettingsLib/src/com/android/settingslib/drawer/SettingsDrawerActivity.java
+++ b/packages/SettingsLib/src/com/android/settingslib/drawer/SettingsDrawerActivity.java
@@ -48,6 +48,8 @@
     protected static final boolean DEBUG_TIMING = false;
     private static final String TAG = "SettingsDrawerActivity";
 
+    static final String EXTRA_SHOW_MENU = "show_drawer_menu";
+
     private static List<DashboardCategory> sDashboardCategories;
     private static HashMap<Pair<String, String>, Tile> sTileCache;
 
@@ -56,6 +58,7 @@
 
     private SettingsDrawerAdapter mDrawerAdapter;
     private DrawerLayout mDrawerLayout;
+    private boolean mShowingMenu;
 
     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
@@ -94,7 +97,7 @@
 
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
-        if (mDrawerLayout != null && item.getItemId() == android.R.id.home
+        if (mShowingMenu && mDrawerLayout != null && item.getItemId() == android.R.id.home
                 && mDrawerAdapter.getCount() != 0) {
             openDrawer();
             return true;
@@ -116,6 +119,9 @@
 
             new CategoriesUpdater().execute();
         }
+        if (getIntent() != null && getIntent().getBooleanExtra(EXTRA_SHOW_MENU, false)) {
+            showMenuIcon();
+        }
     }
 
     @Override
@@ -171,13 +177,17 @@
         mDrawerAdapter.updateCategories();
         if (mDrawerAdapter.getCount() != 0) {
             mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED);
-            getActionBar().setHomeAsUpIndicator(R.drawable.ic_menu);
-            getActionBar().setDisplayHomeAsUpEnabled(true);
         } else {
             mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
         }
     }
 
+    public void showMenuIcon() {
+        mShowingMenu = true;
+        getActionBar().setHomeAsUpIndicator(R.drawable.ic_menu);
+        getActionBar().setDisplayHomeAsUpEnabled(true);
+    }
+
     public List<DashboardCategory> getDashboardCategories() {
         if (sDashboardCategories == null) {
             sTileCache = new HashMap<>();
@@ -204,8 +214,12 @@
             ProfileSelectDialog.show(getFragmentManager(), tile);
             return false;
         } else if (numUserHandles == 1) {
+            // Show menu on top level items.
+            tile.intent.putExtra(EXTRA_SHOW_MENU, true);
             startActivityAsUser(tile.intent, tile.userHandle.get(0));
         } else {
+            // Show menu on top level items.
+            tile.intent.putExtra(EXTRA_SHOW_MENU, true);
             startActivity(tile.intent);
         }
         return true;
diff --git a/packages/SystemUI/res/layout/quick_status_bar_expanded_header.xml b/packages/SystemUI/res/layout/quick_status_bar_expanded_header.xml
index 2377684..ab590f8 100644
--- a/packages/SystemUI/res/layout/quick_status_bar_expanded_header.xml
+++ b/packages/SystemUI/res/layout/quick_status_bar_expanded_header.xml
@@ -70,6 +70,18 @@
 
         </com.android.systemui.statusbar.AlphaOptimizedFrameLayout>
 
+        <com.android.systemui.statusbar.phone.MultiUserSwitch android:id="@+id/multi_user_switch"
+            android:layout_width="48dp"
+            android:layout_height="48dp"
+            android:layout_alignParentEnd="true"
+            android:background="@drawable/ripple_drawable" >
+            <ImageView android:id="@+id/multi_user_avatar"
+                android:layout_width="@dimen/multi_user_avatar_expanded_size"
+                android:layout_height="@dimen/multi_user_avatar_expanded_size"
+                android:layout_gravity="center"
+                android:scaleType="centerInside"/>
+        </com.android.systemui.statusbar.phone.MultiUserSwitch>
+
         <ImageView
             android:layout_width="48dp"
             android:layout_height="48dp"
diff --git a/packages/SystemUI/src/com/android/systemui/qs/customize/TileAdapter.java b/packages/SystemUI/src/com/android/systemui/qs/customize/TileAdapter.java
index 543a2f3..8ae2d7b 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/customize/TileAdapter.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/customize/TileAdapter.java
@@ -73,7 +73,7 @@
             mCurrentTiles = tileSpecs;
             final TileGroup group = new TileGroup("com.android.settings", mContext);
             String possible = mContext.getString(R.string.quick_settings_tiles_default)
-                    + ",user,hotspot,inversion,saver";
+                    + ",hotspot,inversion,saver";
             String[] possibleTiles = possible.split(",");
             for (int i = 0; i < possibleTiles.length; i++) {
                 final String spec = possibleTiles[i];
diff --git a/packages/SystemUI/src/com/android/systemui/recents/RecentsDebugFlags.java b/packages/SystemUI/src/com/android/systemui/recents/RecentsDebugFlags.java
index 881aa6a..5cd540b 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/RecentsDebugFlags.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/RecentsDebugFlags.java
@@ -26,10 +26,6 @@
  */
 public class RecentsDebugFlags implements TunerService.Tunable {
 
-    private static final String KEY_FAST_TOGGLE = "overview_fast_toggle_via_button";
-    private static final String KEY_FAST_TOGGLE_INDICATOR = "overview_fast_toggle_indicator";
-    private static final String KEY_INITIAL_STATE_PAGING = "overview_initial_state_paging";
-
     public static class Static {
         // Enables debug drawing for the transition thumbnail
         public static final boolean EnableTransitionThumbnailDebugMode = false;
@@ -39,18 +35,23 @@
         public static final boolean DisableBackgroundCache = false;
         // Enables the task affiliations
         public static final boolean EnableAffiliatedTaskGroups = true;
-        // Enables the simulated task affiliations
-        public static final boolean EnableSimulatedTaskGroups = false;
-        // Defines the number of mock task affiliations per group
-        public static final int TaskAffiliationsGroupCount = 12;
+
         // Enables us to create mock recents tasks
-        public static final boolean EnableSystemServicesProxy = false;
+        public static final boolean EnableMockTasks = false;
         // Defines the number of mock recents packages to create
-        public static final int SystemServicesProxyMockPackageCount = 3;
+        public static final int MockTasksPackageCount = 3;
         // Defines the number of mock recents tasks to create
-        public static final int SystemServicesProxyMockTaskCount = 100;
+        public static final int MockTaskCount = 100;
+        // Enables the simulated task affiliations
+        public static final boolean EnableMockTaskGroups = false;
+        // Defines the number of mock task affiliations per group
+        public static final int MockTaskGroupsTaskCount = 12;
     }
 
+    private static final String KEY_FAST_TOGGLE = "overview_fast_toggle_via_button";
+    private static final String KEY_FAST_TOGGLE_INDICATOR = "overview_fast_toggle_indicator";
+    private static final String KEY_INITIAL_STATE_PAGING = "overview_initial_state_paging";
+
     private boolean mFastToggleRecents;
     private boolean mFastToggleIndicator;
     private boolean mInitialStatePaging;
diff --git a/packages/SystemUI/src/com/android/systemui/recents/RecentsImpl.java b/packages/SystemUI/src/com/android/systemui/recents/RecentsImpl.java
index f8cbf65..5f11bee 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/RecentsImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/RecentsImpl.java
@@ -108,6 +108,10 @@
         public void onActivityPinned() {
         }
 
+        @Override
+        public void onPinnedActivityRestartAttempt() {
+        }
+
         /** Preloads the next task */
         public void run() {
             RecentsConfiguration config = Recents.getConfiguration();
diff --git a/packages/SystemUI/src/com/android/systemui/recents/misc/SystemServicesProxy.java b/packages/SystemUI/src/com/android/systemui/recents/misc/SystemServicesProxy.java
index 3f52ae8..87cfcff1 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/misc/SystemServicesProxy.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/misc/SystemServicesProxy.java
@@ -151,7 +151,7 @@
         // Resolve the assist intent
         mAssistComponent = mAssistUtils.getAssistComponentForUser(UserHandle.myUserId());
 
-        if (RecentsDebugFlags.Static.EnableSystemServicesProxy) {
+        if (RecentsDebugFlags.Static.EnableMockTasks) {
             // Create a dummy icon
             mDummyIcon = Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888);
             mDummyIcon.eraseColor(0xFF999999);
@@ -164,20 +164,20 @@
         if (mAm == null) return null;
 
         // If we are mocking, then create some recent tasks
-        if (RecentsDebugFlags.Static.EnableSystemServicesProxy) {
+        if (RecentsDebugFlags.Static.EnableMockTasks) {
             ArrayList<ActivityManager.RecentTaskInfo> tasks =
                     new ArrayList<ActivityManager.RecentTaskInfo>();
-            int count = Math.min(numLatestTasks, RecentsDebugFlags.Static.SystemServicesProxyMockTaskCount);
+            int count = Math.min(numLatestTasks, RecentsDebugFlags.Static.MockTaskCount);
             for (int i = 0; i < count; i++) {
                 // Create a dummy component name
-                int packageIndex = i % RecentsDebugFlags.Static.SystemServicesProxyMockPackageCount;
+                int packageIndex = i % RecentsDebugFlags.Static.MockTasksPackageCount;
                 ComponentName cn = new ComponentName("com.android.test" + packageIndex,
                         "com.android.test" + i + ".Activity");
                 String description = "" + i + " - " +
                         Long.toString(Math.abs(new Random().nextLong()), 36);
                 // Create the recent task info
                 ActivityManager.RecentTaskInfo rti = new ActivityManager.RecentTaskInfo();
-                rti.id = rti.persistentId = i;
+                rti.id = rti.persistentId = rti.affiliatedTaskId = i;
                 rti.baseIntent = new Intent();
                 rti.baseIntent.setComponent(cn);
                 rti.description = description;
@@ -418,7 +418,7 @@
         if (mAm == null) return null;
 
         // If we are mocking, then just return a dummy thumbnail
-        if (RecentsDebugFlags.Static.EnableSystemServicesProxy) {
+        if (RecentsDebugFlags.Static.EnableMockTasks) {
             Bitmap thumbnail = Bitmap.createBitmap(mDummyThumbnailWidth, mDummyThumbnailHeight,
                     Bitmap.Config.ARGB_8888);
             thumbnail.eraseColor(0xff333333);
@@ -484,7 +484,7 @@
     /** Moves a task to the front with the specified activity options. */
     public void moveTaskToFront(int taskId, ActivityOptions opts) {
         if (mAm == null) return;
-        if (RecentsDebugFlags.Static.EnableSystemServicesProxy) return;
+        if (RecentsDebugFlags.Static.EnableMockTasks) return;
 
         if (opts != null) {
             mAm.moveTaskToFront(taskId, ActivityManager.MOVE_TASK_WITH_HOME,
@@ -497,7 +497,7 @@
     /** Removes the task */
     public void removeTask(final int taskId) {
         if (mAm == null) return;
-        if (RecentsDebugFlags.Static.EnableSystemServicesProxy) return;
+        if (RecentsDebugFlags.Static.EnableMockTasks) return;
 
         // Remove the task.
         BackgroundThread.getHandler().post(new Runnable() {
@@ -528,7 +528,7 @@
      */
     public ActivityInfo getActivityInfo(ComponentName cn, int userId) {
         if (mIpm == null) return null;
-        if (RecentsDebugFlags.Static.EnableSystemServicesProxy) return new ActivityInfo();
+        if (RecentsDebugFlags.Static.EnableMockTasks) return new ActivityInfo();
 
         try {
             return mIpm.getActivityInfo(cn, PackageManager.GET_META_DATA, userId);
@@ -545,7 +545,7 @@
      */
     public ActivityInfo getActivityInfo(ComponentName cn) {
         if (mPm == null) return null;
-        if (RecentsDebugFlags.Static.EnableSystemServicesProxy) return new ActivityInfo();
+        if (RecentsDebugFlags.Static.EnableMockTasks) return new ActivityInfo();
 
         try {
             return mPm.getActivityInfo(cn, PackageManager.GET_META_DATA);
@@ -562,7 +562,7 @@
         if (mPm == null) return null;
 
         // If we are mocking, then return a mock label
-        if (RecentsDebugFlags.Static.EnableSystemServicesProxy) {
+        if (RecentsDebugFlags.Static.EnableMockTasks) {
             return "Recent Task: " + userId;
         }
 
@@ -576,7 +576,7 @@
         if (mPm == null) return null;
 
         // If we are mocking, then return a mock label
-        if (RecentsDebugFlags.Static.EnableSystemServicesProxy) {
+        if (RecentsDebugFlags.Static.EnableMockTasks) {
             return "Recent Task App: " + userId;
         }
 
@@ -588,6 +588,11 @@
      * description joins the app and activity labels.
      */
     public String getBadgedContentDescription(ActivityInfo info, int userId, Resources res) {
+        // If we are mocking, then return a mock label
+        if (RecentsDebugFlags.Static.EnableMockTasks) {
+            return "Recent Task Content Description: " + userId;
+        }
+
         String activityLabel = info.loadLabel(mPm).toString();
         String applicationLabel = info.applicationInfo.loadLabel(mPm).toString();
         String badgedApplicationLabel = getBadgedLabel(applicationLabel, userId);
@@ -604,7 +609,7 @@
         if (mPm == null) return null;
 
         // If we are mocking, then return a mock label
-        if (RecentsDebugFlags.Static.EnableSystemServicesProxy) {
+        if (RecentsDebugFlags.Static.EnableMockTasks) {
             return new ColorDrawable(0xFF666666);
         }
 
@@ -620,7 +625,7 @@
         if (mPm == null) return null;
 
         // If we are mocking, then return a mock label
-        if (RecentsDebugFlags.Static.EnableSystemServicesProxy) {
+        if (RecentsDebugFlags.Static.EnableMockTasks) {
             return new ColorDrawable(0xFF666666);
         }
 
@@ -635,7 +640,7 @@
             int userId, Resources res) {
 
         // If we are mocking, then return a mock label
-        if (RecentsDebugFlags.Static.EnableSystemServicesProxy) {
+        if (RecentsDebugFlags.Static.EnableMockTasks) {
             return new ColorDrawable(0xFF666666);
         }
 
@@ -673,7 +678,7 @@
     /** Returns the package name of the home activity. */
     public String getHomeActivityPackageName() {
         if (mPm == null) return null;
-        if (RecentsDebugFlags.Static.EnableSystemServicesProxy) return null;
+        if (RecentsDebugFlags.Static.EnableMockTasks) return null;
 
         ArrayList<ResolveInfo> homeActivities = new ArrayList<>();
         ComponentName defaultHomeActivity = mPm.getHomeActivities(homeActivities);
diff --git a/packages/SystemUI/src/com/android/systemui/recents/model/RecentsTaskLoadPlan.java b/packages/SystemUI/src/com/android/systemui/recents/model/RecentsTaskLoadPlan.java
index 9cdd703..d15828a 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/model/RecentsTaskLoadPlan.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/model/RecentsTaskLoadPlan.java
@@ -22,6 +22,7 @@
 import android.content.res.Resources;
 import android.graphics.Bitmap;
 import android.graphics.drawable.Drawable;
+import android.os.Debug;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.util.ArraySet;
@@ -31,6 +32,7 @@
 import com.android.systemui.R;
 import com.android.systemui.recents.Recents;
 import com.android.systemui.recents.RecentsConfiguration;
+import com.android.systemui.recents.RecentsDebugFlags;
 import com.android.systemui.recents.misc.SystemServicesProxy;
 
 import java.util.ArrayList;
@@ -130,6 +132,9 @@
                 R.string.accessibility_recents_item_will_be_dismissed);
         long lastStackActiveTime = Prefs.getLong(mContext,
                 Prefs.Key.OVERVIEW_LAST_STACK_TASK_ACTIVE_TIME, 0);
+        if (RecentsDebugFlags.Static.EnableMockTasks) {
+            lastStackActiveTime = 0;
+        }
         long newLastStackActiveTime = -1;
         int taskCount = mRawTasks.size();
         for (int i = 0; i < taskCount; i++) {
diff --git a/packages/SystemUI/src/com/android/systemui/recents/model/TaskStack.java b/packages/SystemUI/src/com/android/systemui/recents/model/TaskStack.java
index de1daa8..66eeac6 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/model/TaskStack.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/model/TaskStack.java
@@ -776,7 +776,7 @@
      * Temporary: This method will simulate affiliation groups by
      */
     public void createAffiliatedGroupings(Context context) {
-        if (RecentsDebugFlags.Static.EnableSimulatedTaskGroups) {
+        if (RecentsDebugFlags.Static.EnableMockTaskGroups) {
             ArrayMap<Task.TaskKey, Task> taskMap = new ArrayMap<>();
             // Sort all tasks by increasing firstActiveTime of the task
             ArrayList<Task> tasks = mStackTaskList.getTasks();
@@ -792,7 +792,7 @@
             String prevPackage = "";
             int prevAffiliation = -1;
             Random r = new Random();
-            int groupCountDown = RecentsDebugFlags.Static.TaskAffiliationsGroupCount;
+            int groupCountDown = RecentsDebugFlags.Static.MockTaskGroupsTaskCount;
             for (int i = 0; i < taskCount; i++) {
                 Task t = tasks.get(i);
                 String packageName = t.key.getComponent().getPackageName();
@@ -807,7 +807,7 @@
                     addGroup(group);
                     prevAffiliation = affiliation;
                     prevPackage = packageName;
-                    groupCountDown = RecentsDebugFlags.Static.TaskAffiliationsGroupCount;
+                    groupCountDown = RecentsDebugFlags.Static.MockTaskGroupsTaskCount;
                 }
                 group.addTask(t);
                 taskMap.put(t.key, t);
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/FixedSizeFrameLayout.java b/packages/SystemUI/src/com/android/systemui/recents/views/FixedSizeFrameLayout.java
new file mode 100644
index 0000000..9f2b00a
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/FixedSizeFrameLayout.java
@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.recents.views;
+
+import android.content.Context;
+import android.graphics.Rect;
+import android.util.AttributeSet;
+import android.widget.FrameLayout;
+
+/**
+ * This is an optimized FrameLayout whose layout is completely directed by its parent, and as a
+ * result, does not propagate <code>requestLayout()</code> up the view hierarchy. Instead, it will
+ * relayout its children with the last known layout bounds when a layout is requested from a child
+ * view.
+ */
+public class FixedSizeFrameLayout extends FrameLayout {
+
+    private final Rect mLayoutBounds = new Rect();
+
+    public FixedSizeFrameLayout(Context context) {
+        super(context);
+    }
+
+    public FixedSizeFrameLayout(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    public FixedSizeFrameLayout(Context context, AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+    }
+
+    public FixedSizeFrameLayout(Context context, AttributeSet attrs, int defStyleAttr,
+            int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+    }
+
+    @Override
+    protected final void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
+        measureContents(MeasureSpec.getSize(widthMeasureSpec),
+                MeasureSpec.getSize(heightMeasureSpec));
+    }
+
+    @Override
+    protected final void onLayout(boolean changed, int left, int top, int right, int bottom) {
+        mLayoutBounds.set(left, top, right, bottom);
+        layoutContents(mLayoutBounds, changed);
+    }
+
+    @Override
+    public final void requestLayout() {
+        // The base ViewGroup constructor attempts to call requestLayout() before this class's
+        // members are initialized so we should just propagate in that case
+        if (mLayoutBounds == null || mLayoutBounds.isEmpty()) {
+            super.requestLayout();
+        } else {
+            // If we are already laid out, then just reuse the same bounds to layout the children
+            // (but not itself)
+            // TODO: Investigate whether we should coalesce these to the next frame if needed
+            measureContents(getMeasuredWidth(), getMeasuredHeight());
+            layoutContents(mLayoutBounds, false);
+        }
+    }
+
+    /**
+     * Measures the contents of this fixed layout.
+     */
+    protected void measureContents(int width, int height) {
+        super.onMeasure(MeasureSpec.makeMeasureSpec(width, MeasureSpec.AT_MOST),
+                MeasureSpec.makeMeasureSpec(height, MeasureSpec.AT_MOST));
+    }
+
+    /**
+     * Lays out the contents of this fixed layout.
+     */
+    protected void layoutContents(Rect bounds, boolean changed) {
+        super.onLayout(changed, bounds.left, bounds.top, bounds.right, bounds.bottom);
+    }
+
+}
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/FixedSizeImageView.java b/packages/SystemUI/src/com/android/systemui/recents/views/FixedSizeImageView.java
index 3f5d0a8..f5ab01f 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/FixedSizeImageView.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/FixedSizeImageView.java
@@ -23,13 +23,13 @@
 import android.widget.ImageView;
 
 /**
- * This is an optimized ImageView that does not trigger a requestLayout() or invalidate() when
- * setting the image to Null.
+ * This is an optimized ImageView that does not trigger a <code>requestLayout()</code> or
+ * <code>invalidate()</code> when setting the image to <code>null</code>.
  */
 public class FixedSizeImageView extends ImageView {
 
-    boolean mAllowRelayout = true;
-    boolean mAllowInvalidate = true;
+    private boolean mAllowRelayout = true;
+    private boolean mAllowInvalidate = true;
 
     public FixedSizeImageView(Context context) {
         this(context, null);
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/TaskStackView.java b/packages/SystemUI/src/com/android/systemui/recents/views/TaskStackView.java
index fe9c68e..ccc8581 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/TaskStackView.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/TaskStackView.java
@@ -1375,11 +1375,6 @@
         // Report that this tasks's data is no longer being used
         Recents.getTaskLoader().unloadTaskData(task);
 
-        // Detach the view from the hierarchy
-        detachViewFromParent(tv);
-        // Update the task views list after removing the task view
-        updateTaskViewsList();
-
         // Reset the view properties and view state
         tv.resetViewProperties();
         tv.setFocusedState(false, false /* requestViewFocus */);
@@ -1387,19 +1382,15 @@
         if (mScreenPinningEnabled) {
             tv.hideActionButton(false /* fadeOut */, 0 /* duration */, false /* scaleDown */, null);
         }
+
+        // Detach the view from the hierarchy
+        detachViewFromParent(tv);
+        // Update the task views list after removing the task view
+        updateTaskViewsList();
     }
 
     @Override
     public void prepareViewToLeavePool(TaskView tv, Task task, boolean isNewView) {
-        // Rebind the task and request that this task's data be filled into the TaskView
-        tv.onTaskBound(task);
-
-        // Load the task data
-        Recents.getTaskLoader().loadTaskData(task);
-
-        // If the doze trigger has already fired, then update the state for this task view
-        tv.setNoUserInteractionState();
-
         // Find the index where this task should be placed in the stack
         int taskIndex = mStack.indexOfStackTask(task);
         int insertIndex = findTaskViewInsertIndex(task, taskIndex);
@@ -1413,6 +1404,15 @@
         // Update the task views list after adding the new task view
         updateTaskViewsList();
 
+        // Rebind the task and request that this task's data be filled into the TaskView
+        tv.onTaskBound(task);
+
+        // Load the task data
+        Recents.getTaskLoader().loadTaskData(task);
+
+        // If the doze trigger has already fired, then update the state for this task view
+        tv.setNoUserInteractionState();
+
         // Set the new state for this view, including the callbacks and view clipping
         tv.setCallbacks(this);
         tv.setTouchEnabled(true);
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/TaskView.java b/packages/SystemUI/src/com/android/systemui/recents/views/TaskView.java
index 32bebb3..5a4064a 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/TaskView.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/TaskView.java
@@ -17,7 +17,6 @@
 package com.android.systemui.recents.views;
 
 import android.animation.Animator;
-import android.animation.AnimatorListenerAdapter;
 import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
@@ -40,7 +39,6 @@
 import android.view.animation.AccelerateInterpolator;
 import android.view.animation.AnimationUtils;
 import android.view.animation.Interpolator;
-import android.widget.FrameLayout;
 import com.android.systemui.R;
 import com.android.systemui.recents.Recents;
 import com.android.systemui.recents.RecentsActivity;
@@ -62,8 +60,13 @@
 
 import static android.app.ActivityManager.StackId.INVALID_STACK_ID;
 
-/* A task view */
-public class TaskView extends FrameLayout implements Task.TaskCallbacks,
+/**
+ * A {@link TaskView} represents a fixed view of a task. Because the TaskView's layout is directed
+ * solely by the {@link TaskStackView}, we make it a fixed size layout which allows relayouts down
+ * the view hierarchy, but not upwards from any of its children (the TaskView will relayout itself
+ * with the previous bounds if any child requests layout).
+ */
+public class TaskView extends FixedSizeFrameLayout implements Task.TaskCallbacks,
         TaskStackAnimationHelper.Callbacks, View.OnClickListener, View.OnLongClickListener {
 
     /** The TaskView callbacks */
@@ -219,33 +222,20 @@
         return super.onInterceptTouchEvent(ev);
     }
 
-    @Override
-    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
-        int width = MeasureSpec.getSize(widthMeasureSpec);
-        int height = MeasureSpec.getSize(heightMeasureSpec);
 
+    @Override
+    protected void measureContents(int width, int height) {
         int widthWithoutPadding = width - mPaddingLeft - mPaddingRight;
         int heightWithoutPadding = height - mPaddingTop - mPaddingBottom;
-        int taskBarHeight = getResources().getDimensionPixelSize(R.dimen.recents_task_bar_height);
 
         // Measure the content
         mContent.measure(MeasureSpec.makeMeasureSpec(widthWithoutPadding, MeasureSpec.EXACTLY),
                 MeasureSpec.makeMeasureSpec(heightWithoutPadding, MeasureSpec.EXACTLY));
 
-        // Measure the bar view, and action button
-        mHeaderView.measure(MeasureSpec.makeMeasureSpec(widthWithoutPadding, MeasureSpec.EXACTLY),
-                MeasureSpec.makeMeasureSpec(taskBarHeight, MeasureSpec.EXACTLY));
-        mActionButtonView.measure(
-                MeasureSpec.makeMeasureSpec(widthWithoutPadding, MeasureSpec.AT_MOST),
-                MeasureSpec.makeMeasureSpec(heightWithoutPadding, MeasureSpec.AT_MOST));
-        // Measure the thumbnail to be square
-        mThumbnailView.measure(
-                MeasureSpec.makeMeasureSpec(widthWithoutPadding, MeasureSpec.EXACTLY),
-                MeasureSpec.makeMeasureSpec(heightWithoutPadding, MeasureSpec.EXACTLY));
+        // Optimization: Prevent overdraw of the thumbnail under the header view
         mThumbnailView.updateClipToTaskBar(mHeaderView);
 
         setMeasuredDimension(width, height);
-        invalidateOutline();
     }
 
     void updateViewPropertiesToTaskTransform(TaskViewTransform toTransform,
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/TaskViewHeader.java b/packages/SystemUI/src/com/android/systemui/recents/views/TaskViewHeader.java
index 827ee408..cb108da 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/TaskViewHeader.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/TaskViewHeader.java
@@ -245,11 +245,7 @@
      * to match the frame changes.
      */
     public void onTaskViewSizeChanged(int width, int height) {
-        // Return early if the bounds have not changed
-        if (mTaskViewRect.width() == width && mTaskViewRect.height() == height) {
-            return;
-        }
-
+        // TODO: Optimize this path
         mTaskViewRect.set(0, 0, width, height);
         boolean updateMoveTaskButton = mMoveTaskButton.getVisibility() != View.GONE;
         boolean isFreeformTask = (mTask != null) && mTask.isFreeformTask();
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/TaskViewThumbnail.java b/packages/SystemUI/src/com/android/systemui/recents/views/TaskViewThumbnail.java
index 39d0604..de96d9d 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/TaskViewThumbnail.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/TaskViewThumbnail.java
@@ -190,7 +190,6 @@
             if (!mInvisible) {
                 updateThumbnailPaintFilter();
             }
-            invalidate();
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/stackdivider/DividerView.java b/packages/SystemUI/src/com/android/systemui/stackdivider/DividerView.java
index 9e83dcf..08793e8 100644
--- a/packages/SystemUI/src/com/android/systemui/stackdivider/DividerView.java
+++ b/packages/SystemUI/src/com/android/systemui/stackdivider/DividerView.java
@@ -44,7 +44,6 @@
 import android.view.animation.Interpolator;
 import android.view.animation.PathInterpolator;
 import android.widget.FrameLayout;
-import android.widget.ImageButton;
 
 import com.android.internal.policy.DividerSnapAlgorithm;
 import com.android.internal.policy.DockedDividerUtils;
@@ -72,6 +71,18 @@
     private static final float DIM_START_FRACTION = 0.5f;
     private static final float DIM_DAMP_FACTOR = 1.7f;
 
+    /**
+     * Fraction of the divider position between two snap targets to switch to the full-screen
+     * target.
+     */
+    private static final float SWITCH_FULLSCREEN_FRACTION = 0.12f;
+
+    /**
+     * Fraction of the divider position between two snap targets to switch to the larger target
+     * for the bottom/right app layout.
+     */
+    private static final float BOTTOM_RIGHT_SWITCH_BIGGER_FRACTION = 0.2f;
+
     private static final PathInterpolator SLOWDOWN_INTERPOLATOR =
             new PathInterpolator(0.5f, 1f, 0.5f, 1f);
 
@@ -404,6 +415,12 @@
                     restrictDismissingTaskPosition(taskPosition, mDockSide, taskSnapTarget);
             int taskPositionOther =
                     restrictDismissingTaskPosition(taskPosition, dockSideInverted, taskSnapTarget);
+
+            taskPositionDocked = minimizeHoles(position, taskPositionDocked, mDockSide,
+                    taskSnapTarget);
+            taskPositionOther = minimizeHoles(position, taskPositionOther, dockSideInverted,
+                    taskSnapTarget);
+
             calculateBoundsForPosition(taskPositionDocked, mDockSide, mDockedTaskRect);
             calculateBoundsForPosition(taskPositionOther, dockSideInverted, mOtherTaskRect);
             alignTopLeft(mDockedRect, mDockedTaskRect);
@@ -435,6 +452,51 @@
     }
 
     /**
+     * Given the current split position and the task position calculated by dragging, this
+     * method calculates a "better" task position in a sense so holes get smaller while dragging.
+     *
+     * @return the new task position
+     */
+    private int minimizeHoles(int position, int taskPosition, int dockSide,
+            SnapTarget taskSnapTarget) {
+        if (dockSideTopLeft(dockSide)) {
+            if (position > taskPosition) {
+                SnapTarget nextTarget = mSnapAlgorithm.getNextTarget(taskSnapTarget);
+
+                // If the next target is the dismiss end target, switch earlier to make the hole
+                // smaller.
+                if (nextTarget != taskSnapTarget
+                        && nextTarget == mSnapAlgorithm.getDismissEndTarget()) {
+                    float t = (float) (position - taskPosition)
+                            / (nextTarget.position - taskPosition);
+                    if (t > SWITCH_FULLSCREEN_FRACTION) {
+                        return nextTarget.position;
+                    }
+                }
+            }
+        } else if (dockSideBottomRight(dockSide)) {
+            if (position < taskPosition) {
+                SnapTarget previousTarget = mSnapAlgorithm.getPreviousTarget(taskSnapTarget);
+                if (previousTarget != taskSnapTarget) {
+                    float t = (float) (taskPosition - position)
+                            / (taskPosition - previousTarget.position);
+
+                    // In general, switch a bit earlier (at 20% instead of 50%), but if we are
+                    // dismissing the top, switch really early.
+                    float threshold = previousTarget == mSnapAlgorithm.getDismissStartTarget()
+                            ? SWITCH_FULLSCREEN_FRACTION
+                            : BOTTOM_RIGHT_SWITCH_BIGGER_FRACTION;
+                    if (t > threshold) {
+                        return previousTarget.position;
+                    }
+
+                }
+            }
+        }
+        return taskPosition;
+    }
+
+    /**
      * When the snap target is dismissing one side, make sure that the dismissing side doesn't get
      * 0 size.
      */
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/car/CarStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/car/CarStatusBar.java
index a8e09f8..e20936b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/car/CarStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/car/CarStatusBar.java
@@ -105,6 +105,10 @@
         }
 
         @Override
+        public void onPinnedActivityRestartAttempt() {
+        }
+
+        @Override
         public void onTaskStackChanged() {
             mHandler.removeCallbacks(this);
             mHandler.post(this);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/MultiUserSwitch.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/MultiUserSwitch.java
index 71267cd..8717a15 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/MultiUserSwitch.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/MultiUserSwitch.java
@@ -65,6 +65,10 @@
         setUserSwitcherController(qsPanel.getHost().getUserSwitcherController());
     }
 
+    public boolean hasMultipleUsers() {
+        return mUserListener.getCount() != 0;
+    }
+
     public void setUserSwitcherController(UserSwitcherController userSwitcherController) {
         mUserSwitcherController = userSwitcherController;
         registerListener();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarApps.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarApps.java
index d0c14f1..ed6d940 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarApps.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarApps.java
@@ -1108,6 +1108,10 @@
         @Override
         public void onActivityPinned() {
         }
+
+        @Override
+        public void onPinnedActivityRestartAttempt() {
+        }
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStatusBarHeader.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStatusBarHeader.java
index 5b44f0a..f18c341 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStatusBarHeader.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStatusBarHeader.java
@@ -22,6 +22,7 @@
 import android.content.Intent;
 import android.graphics.Rect;
 import android.graphics.drawable.Animatable;
+import android.graphics.drawable.Drawable;
 import android.graphics.drawable.RippleDrawable;
 import android.util.AttributeSet;
 import android.view.View;
@@ -70,6 +71,8 @@
     private QuickQSPanel mHeaderQsPanel;
     private boolean mShowEmergencyCallsOnly;
     private float mDateTimeTranslation;
+    private MultiUserSwitch mMultiUserSwitch;
+    private ImageView mMultiUserAvatar;
 
     public QuickStatusBarHeader(Context context, AttributeSet attrs) {
         super(context, attrs);
@@ -100,6 +103,9 @@
         mQsDetailHeaderSwitch = (Switch) mQsDetailHeader.findViewById(android.R.id.toggle);
         mQsDetailHeaderProgress = (ImageView) findViewById(R.id.qs_detail_header_progress);
 
+        mMultiUserSwitch = (MultiUserSwitch) findViewById(R.id.multi_user_switch);
+        mMultiUserAvatar = (ImageView) mMultiUserSwitch.findViewById(R.id.multi_user_avatar);
+
         // RenderThread is doing more harm than good when touching the header (to expand quick
         // settings), so disable it for this view
         ((RippleDrawable) getBackground()).setForceSoftware(true);
@@ -173,6 +179,12 @@
                 ? View.VISIBLE : View.INVISIBLE);
         mSettingsContainer.findViewById(R.id.tuner_icon).setVisibility(
                 TunerService.isTunerEnabled(mContext) ? View.VISIBLE : View.INVISIBLE);
+        mMultiUserSwitch.setVisibility(mMultiUserSwitch.hasMultipleUsers() ? View.VISIBLE
+                : View.GONE);
+    }
+
+    private boolean hasMultiUsers() {
+        return false;
     }
 
     private void updateListeners() {
@@ -194,6 +206,7 @@
         setupHost(qsPanel.getHost());
         if (mQsPanel != null) {
             mQsPanel.setCallback(mQsPanelCallback);
+            mMultiUserSwitch.setQsPanel(qsPanel);
         }
     }
 
@@ -254,7 +267,12 @@
 
     @Override
     public void setUserInfoController(UserInfoController userInfoController) {
-        // Don't care.
+        userInfoController.addListener(new UserInfoController.OnUserInfoChangedListener() {
+            @Override
+            public void onUserInfoChanged(String name, Drawable picture) {
+                mMultiUserAvatar.setImageDrawable(picture);
+            }
+        });
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/HotspotControllerImpl.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/HotspotControllerImpl.java
index 41aeac9..5719f76 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/HotspotControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/HotspotControllerImpl.java
@@ -20,8 +20,8 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.net.ConnectivityManager;
 import android.net.wifi.WifiManager;
-import android.os.UserHandle;
 import android.util.Log;
 
 import com.android.settingslib.TetherUtil;
@@ -34,21 +34,18 @@
 
     private static final String TAG = "HotspotController";
     private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
-    private static final Intent TETHER_SERVICE_INTENT = new Intent()
-            .putExtra(TetherUtil.EXTRA_ADD_TETHER_TYPE, TetherUtil.TETHERING_WIFI)
-            .putExtra(TetherUtil.EXTRA_SET_ALARM, true)
-            .putExtra(TetherUtil.EXTRA_RUN_PROVISION, true)
-            .putExtra(TetherUtil.EXTRA_ENABLE_WIFI_TETHER, true)
-            .setComponent(TetherUtil.TETHER_SERVICE);
 
     private final ArrayList<Callback> mCallbacks = new ArrayList<Callback>();
     private final Receiver mReceiver = new Receiver();
+    private final ConnectivityManager mConnectivityManager;
     private final Context mContext;
 
     private int mHotspotState;
 
     public HotspotControllerImpl(Context context) {
         mContext = context;
+        mConnectivityManager = (ConnectivityManager)context.getSystemService(
+                Context.CONNECTIVITY_SERVICE);
     }
 
     public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
@@ -72,6 +69,7 @@
         return null;
     }
 
+    @Override
     public void addCallback(Callback callback) {
         if (callback == null || mCallbacks.contains(callback)) return;
         if (DEBUG) Log.d(TAG, "addCallback " + callback);
@@ -79,6 +77,7 @@
         mReceiver.setListening(!mCallbacks.isEmpty());
     }
 
+    @Override
     public void removeCallback(Callback callback) {
         if (callback == null) return;
         if (DEBUG) Log.d(TAG, "removeCallback " + callback);
@@ -96,13 +95,24 @@
         return TetherUtil.isTetheringSupported(mContext);
     }
 
+    static final class OnStartTetheringCallback extends
+            ConnectivityManager.OnStartTetheringCallback {
+        @Override
+        public void onTetheringStarted() {}
+        @Override
+        public void onTetheringFailed() {
+          // TODO: Show error.
+        }
+    }
+
     @Override
     public void setHotspotEnabled(boolean enabled) {
-        // Call provisioning app which is called when enabling Tethering from Settings
-        if (enabled && TetherUtil.isProvisioningNeeded(mContext)) {
-            mContext.startServiceAsUser(TETHER_SERVICE_INTENT, UserHandle.CURRENT);
+        if (enabled) {
+            OnStartTetheringCallback callback = new OnStartTetheringCallback();
+            mConnectivityManager.startTethering(
+                    ConnectivityManager.TETHERING_WIFI, false, callback);
         } else {
-            TetherUtil.setWifiTethering(enabled, mContext);
+            mConnectivityManager.stopTethering(ConnectivityManager.TETHERING_WIFI);
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/tv/pip/PipManager.java b/packages/SystemUI/src/com/android/systemui/tv/pip/PipManager.java
index bed1e9e..b237400 100644
--- a/packages/SystemUI/src/com/android/systemui/tv/pip/PipManager.java
+++ b/packages/SystemUI/src/com/android/systemui/tv/pip/PipManager.java
@@ -29,7 +29,6 @@
 import android.graphics.Rect;
 import android.os.Handler;
 import android.os.RemoteException;
-import android.os.UserHandle;
 import android.util.Log;
 
 import java.util.ArrayList;
@@ -38,7 +37,6 @@
 import static android.app.ActivityManager.StackId.FULLSCREEN_WORKSPACE_STACK_ID;
 import static android.app.ActivityManager.StackId.PINNED_STACK_ID;
 
-import android.app.ActivityManager;
 import android.app.ActivityManager.RunningTaskInfo;
 
 /**
@@ -314,6 +312,10 @@
             // Post the message back to the UI thread.
             mHandler.post(mOnActivityPinnedRunnable);
         }
+
+        @Override
+        public void onPinnedActivityRestartAttempt() {
+        }
     }
 
     /**
diff --git a/rs/java/android/renderscript/Allocation.java b/rs/java/android/renderscript/Allocation.java
index a4876b9..a71ba636 100644
--- a/rs/java/android/renderscript/Allocation.java
+++ b/rs/java/android/renderscript/Allocation.java
@@ -16,14 +16,16 @@
 
 package android.renderscript;
 
+import java.nio.ByteBuffer;
 import java.util.HashMap;
+
 import android.content.res.Resources;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
-import android.view.Surface;
-import android.util.Log;
 import android.graphics.Canvas;
 import android.os.Trace;
+import android.util.Log;
+import android.view.Surface;
 
 /**
  * <p> This class provides the primary method through which data is passed to
@@ -78,6 +80,8 @@
     OnBufferAvailableListener mBufferNotifier;
 
     private Surface mGetSurfaceSurface = null;
+    private ByteBuffer mByteBuffer = null;
+    private long mByteBufferStride = -1;
 
     private Element.DataType validateObjectIsPrimitiveArray(Object d, boolean checkType) {
         final Class c = d.getClass();
@@ -2050,6 +2054,59 @@
     }
 
     /**
+     * @hide
+     * Gets or creates a ByteBuffer that contains the raw data of the current Allocation.
+     * If the Allocation is created with USAGE_IO_INPUT, the returned ByteBuffer
+     * would contain the up-to-date data as READ ONLY.
+     * For a 2D or 3D Allocation, the raw data maybe padded so that each row of
+     * the Allocation has certain alignment. The size of each row including padding,
+     * called stride, can be queried using the {@link #getStride()} method.
+     *
+     * Note: Operating on the ByteBuffer of a destroyed Allocation will triger errors.
+     *
+     * @return ByteBuffer The ByteBuffer associated with raw data pointer of the Allocation.
+     */
+    public ByteBuffer getByteBuffer() {
+        // Create a new ByteBuffer if it is not initialized or using IO_INPUT.
+        if (mType.hasFaces()) {
+            throw new RSInvalidStateException("Cubemap is not supported for getByteBuffer().");
+        }
+        if (mType.getYuv() == android.graphics.ImageFormat.NV21 ||
+            mType.getYuv() == android.graphics.ImageFormat.YV12 ||
+            mType.getYuv() == android.graphics.ImageFormat.YUV_420_888 ) {
+            throw new RSInvalidStateException("YUV format is not supported for getByteBuffer().");
+        }
+        if (mByteBuffer == null || (mUsage & USAGE_IO_INPUT) != 0) {
+            int xBytesSize = mType.getX() * mType.getElement().getBytesSize();
+            long[] stride = new long[1];
+            mByteBuffer = mRS.nAllocationGetByteBuffer(getID(mRS), stride, xBytesSize, mType.getY(), mType.getZ());
+            mByteBufferStride = stride[0];
+        }
+        if ((mUsage & USAGE_IO_INPUT) != 0) {
+            return mByteBuffer.asReadOnlyBuffer();
+        }
+        return mByteBuffer;
+    }
+
+    /**
+     * @hide
+     * Gets the stride of the Allocation.
+     * For a 2D or 3D Allocation, the raw data maybe padded so that each row of
+     * the Allocation has certain alignment. The size of each row including such
+     * padding is called stride.
+     *
+     * @return the stride. For 1D Allocation, the stride will be the number of
+     *         bytes of this Allocation. For 2D and 3D Allocations, the stride
+     *         will be the stride in X dimension measuring in bytes.
+     */
+    public long getStride() {
+        if (mByteBufferStride == -1) {
+            getByteBuffer();
+        }
+        return mByteBufferStride;
+    }
+
+    /**
      * Returns the handle to a raw buffer that is being managed by the screen
      * compositor. This operation is only valid for Allocations with {@link
      * #USAGE_IO_INPUT}.
diff --git a/rs/java/android/renderscript/RenderScript.java b/rs/java/android/renderscript/RenderScript.java
index 3668ddd..4788223 100644
--- a/rs/java/android/renderscript/RenderScript.java
+++ b/rs/java/android/renderscript/RenderScript.java
@@ -18,17 +18,18 @@
 
 import java.io.File;
 import java.lang.reflect.Method;
+import java.nio.ByteBuffer;
+import java.util.ArrayList;
 import java.util.concurrent.locks.ReentrantReadWriteLock;
 
 import android.content.Context;
 import android.content.res.AssetManager;
 import android.graphics.Bitmap;
 import android.graphics.SurfaceTexture;
-import android.util.Log;
-import android.view.Surface;
 import android.os.SystemProperties;
 import android.os.Trace;
-import java.util.ArrayList;
+import android.util.Log;
+import android.view.Surface;
 
 // TODO: Clean up the whitespace that separates methods in this class.
 
@@ -489,6 +490,13 @@
         validate();
         rsnAllocationSyncAll(mContext, alloc, src);
     }
+
+    native ByteBuffer rsnAllocationGetByteBuffer(long con, long alloc, long[] stride, int xBytesSize, int dimY, int dimZ);
+    synchronized ByteBuffer nAllocationGetByteBuffer(long alloc, long[] stride, int xBytesSize, int dimY, int dimZ) {
+        validate();
+        return rsnAllocationGetByteBuffer(mContext, alloc, stride, xBytesSize, dimY, dimZ);
+    }
+
     native Surface rsnAllocationGetSurface(long con, long alloc);
     synchronized Surface nAllocationGetSurface(long alloc) {
         validate();
diff --git a/rs/java/android/renderscript/Script.java b/rs/java/android/renderscript/Script.java
index 84f980d..2b06780 100644
--- a/rs/java/android/renderscript/Script.java
+++ b/rs/java/android/renderscript/Script.java
@@ -315,7 +315,6 @@
     /**
      * Only intended for use by generated reflected code.  (General reduction)
      *
-     * @hide
      */
     protected void reduce(int slot, Allocation[] ains, Allocation aout, LaunchOptions sc) {
         mRS.validate();
diff --git a/rs/jni/android_renderscript_RenderScript.cpp b/rs/jni/android_renderscript_RenderScript.cpp
index 3954070..398d89b 100644
--- a/rs/jni/android_renderscript_RenderScript.cpp
+++ b/rs/jni/android_renderscript_RenderScript.cpp
@@ -2752,7 +2752,43 @@
     return (jint)sizeof(void*);
 }
 
+static jobject
+nAllocationGetByteBuffer(JNIEnv *_env, jobject _this, jlong con, jlong alloc,
+                        jlongArray strideArr, jint xBytesSize,
+                        jint dimY, jint dimZ) {
+    if (kLogApi) {
+        ALOGD("nAllocationGetByteBuffer, con(%p), alloc(%p)", (RsContext)con, (RsAllocation)alloc);
+    }
 
+    jlong *jStridePtr = _env->GetLongArrayElements(strideArr, nullptr);
+    if (jStridePtr == nullptr) {
+        ALOGE("Failed to get Java array elements: strideArr");
+        return 0;
+    }
+
+    size_t strideIn = xBytesSize;
+    void* ptr = nullptr;
+    if (alloc != 0) {
+        ptr = rsAllocationGetPointer((RsContext)con, (RsAllocation)alloc, 0,
+                                     RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X, 0, 0,
+                                     &strideIn, sizeof(size_t));
+    }
+
+    jobject byteBuffer = nullptr;
+    if (ptr != nullptr) {
+        size_t bufferSize = strideIn;
+        jStridePtr[0] = strideIn;
+        if (dimY > 0) {
+            bufferSize *= dimY;
+        }
+        if (dimZ > 0) {
+            bufferSize *= dimZ;
+        }
+        byteBuffer = _env->NewDirectByteBuffer(ptr, (jlong) bufferSize);
+    }
+    _env->ReleaseLongArrayElements(strideArr, jStridePtr, 0);
+    return byteBuffer;
+}
 // ---------------------------------------------------------------------------
 
 
@@ -2909,6 +2945,7 @@
 {"rsnMeshGetIndices",                "(JJ[J[II)V",                            (void*)nMeshGetIndices },
 
 {"rsnSystemGetPointerSize",          "()I",                                   (void*)nSystemGetPointerSize },
+{"rsnAllocationGetByteBuffer",       "(JJ[JIII)Ljava/nio/ByteBuffer;",        (void*)nAllocationGetByteBuffer },
 };
 
 static int registerFuncs(JNIEnv *_env)
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 9927fd6c..3c13630 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -87,6 +87,7 @@
 import android.os.PowerManager;
 import android.os.Process;
 import android.os.RemoteException;
+import android.os.ResultReceiver;
 import android.os.SystemClock;
 import android.os.SystemProperties;
 import android.os.UserHandle;
@@ -2686,6 +2687,21 @@
                 mTethering.getUpstreamIfaceTypes().length != 0);
     }
 
+    public void startTethering(int type, ResultReceiver receiver,
+            boolean showProvisioningUi) {
+        ConnectivityManager.enforceTetherChangePermission(mContext);
+        if (!isTetheringSupported()) {
+            receiver.send(ConnectivityManager.TETHER_ERROR_UNSUPPORTED, null);
+            return;
+        }
+        mTethering.startTethering(type, receiver, showProvisioningUi);
+    }
+
+    public void stopTethering(int type) {
+        ConnectivityManager.enforceTetherChangePermission(mContext);
+        mTethering.stopTethering(type);
+    }
+
     // Called when we lose the default network and have no replacement yet.
     // This will automatically be cleared after X seconds or a new default network
     // becomes CONNECTED, whichever happens first.  The timer is started by the
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 1434e5e..b61dafe 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -203,7 +203,6 @@
 import android.util.PrintWriterPrinter;
 import android.util.Slog;
 import android.util.SparseArray;
-import android.util.SparseBooleanArray;
 import android.util.TimeUtils;
 import android.util.Xml;
 import android.view.Display;
@@ -1473,6 +1472,7 @@
     static final int LOG_STACK_STATE = 62;
     static final int VR_MODE_CHANGE_MSG = 63;
     static final int NOTIFY_ACTIVITY_PINNED_LISTENERS_MSG = 64;
+    static final int NOTIFY_PINNED_ACTIVITY_RESTART_ATTEMPT_LISTENERS_MSG = 65;
 
     static final int FIRST_ACTIVITY_STACK_MSG = 100;
     static final int FIRST_BROADCAST_QUEUE_MSG = 200;
@@ -2056,6 +2056,20 @@
                 }
                 break;
             }
+            case NOTIFY_PINNED_ACTIVITY_RESTART_ATTEMPT_LISTENERS_MSG: {
+                synchronized (ActivityManagerService.this) {
+                    for (int i = mTaskStackListeners.beginBroadcast() - 1; i >= 0; i--) {
+                        try {
+                            // Make a one-way callback to the listener
+                            mTaskStackListeners.getBroadcastItem(i).onPinnedActivityRestartAttempt();
+                        } catch (RemoteException e){
+                            // Handled by the RemoteCallbackList
+                        }
+                    }
+                    mTaskStackListeners.finishBroadcast();
+                }
+                break;
+            }
             case NOTIFY_CLEARTEXT_NETWORK_MSG: {
                 final int uid = msg.arg1;
                 final byte[] firstPacket = (byte[]) msg.obj;
@@ -8989,6 +9003,11 @@
                     continue;
                 }
 
+                if (tr.realActivitySuspended) {
+                    if (DEBUG_RECENTS) Slog.d(TAG_RECENTS, "Skipping, activity suspended: " + tr);
+                    continue;
+                }
+
                 // Return the entry if desired by the caller.  We always return
                 // the first entry, because callers always expect this to be the
                 // foreground app.  We may filter others if the caller has
@@ -11284,6 +11303,16 @@
         mHandler.obtainMessage(NOTIFY_ACTIVITY_PINNED_LISTENERS_MSG).sendToTarget();
     }
 
+    /**
+     * Notifies all listeners when an attempt was made to start an an activity that is already
+     * running in the pinned stack and the activity was not actually started, but the task is
+     * either brought to the front or a new Intent is delivered to it.
+     */
+    void notifyPinnedActivityRestartAttemptLocked() {
+        mHandler.removeMessages(NOTIFY_PINNED_ACTIVITY_RESTART_ATTEMPT_LISTENERS_MSG);
+        mHandler.obtainMessage(NOTIFY_PINNED_ACTIVITY_RESTART_ATTEMPT_LISTENERS_MSG).sendToTarget();
+    }
+
     @Override
     public void notifyCleartextNetwork(int uid, byte[] firstPacket) {
         mHandler.obtainMessage(NOTIFY_CLEARTEXT_NETWORK_MSG, uid, 0, firstPacket).sendToTarget();
@@ -17563,6 +17592,8 @@
                 case Intent.ACTION_PACKAGE_CHANGED:
                 case Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE:
                 case Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE:
+                case Intent.ACTION_PACKAGES_SUSPENDED:
+                case Intent.ACTION_PACKAGES_UNSUSPENDED:
                     // Handle special intents: if this broadcast is from the package
                     // manager about a package being removed, we need to remove all of
                     // its activities from the history stack.
@@ -17643,6 +17674,20 @@
                                 }
                             }
                             break;
+                        case Intent.ACTION_PACKAGES_SUSPENDED:
+                        case Intent.ACTION_PACKAGES_UNSUSPENDED:
+                            final boolean suspended = Intent.ACTION_PACKAGES_SUSPENDED.equals(
+                                    intent.getAction());
+                            final String[] packageNames = intent.getStringArrayExtra(
+                                    Intent.EXTRA_CHANGED_PACKAGE_LIST);
+                            final int userHandle = intent.getIntExtra(
+                                    Intent.EXTRA_USER_HANDLE, UserHandle.USER_NULL);
+
+                            synchronized(ActivityManagerService.this) {
+                                mRecentTasks.onPackagesSuspendedChanged(
+                                        packageNames, suspended, userHandle);
+                            }
+                            break;
                     }
                     break;
                 case Intent.ACTION_PACKAGE_ADDED:
diff --git a/services/core/java/com/android/server/am/ActivityStarter.java b/services/core/java/com/android/server/am/ActivityStarter.java
index 23dc0f6..7b7359f 100644
--- a/services/core/java/com/android/server/am/ActivityStarter.java
+++ b/services/core/java/com/android/server/am/ActivityStarter.java
@@ -504,18 +504,45 @@
 
         err = startActivityUnchecked(
                 r, sourceRecord, voiceSession, voiceInteractor, startFlags, true, options, inTask);
+        postStartActivityUncheckedProcessing(r, err, stack.mStackId);
+        return err;
+    }
 
-        if (err < 0) {
-            // If someone asked to have the keyguard dismissed on the next
-            // activity start, but we are not actually doing an activity
-            // switch...  just dismiss the keyguard now, because we
-            // probably want to see whatever is behind it.
+    void postStartActivityUncheckedProcessing(
+            ActivityRecord r, int result, int prevFocusedStackId) {
+
+        if (result < START_SUCCESS) {
+            // If someone asked to have the keyguard dismissed on the next activity start,
+            // but we are not actually doing an activity switch...  just dismiss the keyguard now,
+            // because we probably want to see whatever is behind it.
             mSupervisor.notifyActivityDrawnForKeyguard();
-        } else {
-            launchRecentsAppIfNeeded(stack);
+            return;
         }
 
-        return err;
+        int startedActivityStackId = INVALID_STACK_ID;
+        if (r.task != null && r.task.stack != null) {
+            startedActivityStackId = r.task.stack.mStackId;
+        } else if (mTargetStack != null) {
+            startedActivityStackId = mTargetStack.mStackId;
+        }
+
+        if (startedActivityStackId == DOCKED_STACK_ID && prevFocusedStackId == HOME_STACK_ID) {
+            // We launch an activity while being in home stack, which means either launcher or
+            // recents into docked stack. We don't want the launched activity to be alone in a
+            // docked stack, so we want to immediately launch recents too.
+            if (DEBUG_RECENTS) Slog.d(TAG, "Scheduling recents launch.");
+            mWindowManager.showRecentApps();
+            return;
+        }
+
+        if (startedActivityStackId == PINNED_STACK_ID
+                && (result == START_TASK_TO_FRONT || result == START_DELIVERED_TO_TOP)) {
+            // The activity was already running in the pinned stack so it wasn't started, but either
+            // brought to the front or the new intent was delivered to it since it was already in
+            // front. Notify anyone interested in this piece of information.
+            mService.notifyPinnedActivityRestartAttemptLocked();
+            return;
+        }
     }
 
     void startHomeActivityLocked(Intent intent, ActivityInfo aInfo, String reason) {
@@ -985,17 +1012,6 @@
         return START_SUCCESS;
     }
 
-    private void launchRecentsAppIfNeeded(ActivityStack topStack) {
-        if (topStack.mStackId == HOME_STACK_ID && mTargetStack != null
-                && mTargetStack.mStackId == DOCKED_STACK_ID) {
-            // We launch an activity while being in home stack, which means either launcher or
-            // recents into docked stack. We don't want the launched activity to be alone in a
-            // docked stack, so we want to immediately launch recents too.
-            if (DEBUG_RECENTS) Slog.d(TAG, "Scheduling recents launch.");
-            mWindowManager.showRecentApps();
-        }
-    }
-
     private void setInitialState(ActivityRecord r, ActivityOptions options, TaskRecord inTask,
             boolean doResume, int startFlags, ActivityRecord sourceRecord,
             IVoiceInteractionSession voiceSession, IVoiceInteractor voiceInteractor) {
@@ -1557,11 +1573,13 @@
 
     final void doPendingActivityLaunchesLocked(boolean doResume) {
         while (!mPendingActivityLaunches.isEmpty()) {
-            PendingActivityLaunch pal = mPendingActivityLaunches.remove(0);
-
+            final PendingActivityLaunch pal = mPendingActivityLaunches.remove(0);
+            final boolean resume = doResume && mPendingActivityLaunches.isEmpty();
             try {
-                startActivityUnchecked(pal.r, pal.sourceRecord, null, null, pal.startFlags,
-                        doResume && mPendingActivityLaunches.isEmpty(), null, null);
+                final int result = startActivityUnchecked(
+                        pal.r, pal.sourceRecord, null, null, pal.startFlags, resume, null, null);
+                postStartActivityUncheckedProcessing(
+                        pal.r, result, mSupervisor.mFocusedStack.mStackId);
             } catch (Exception e) {
                 Slog.e(TAG, "Exception during pending activity launch pal=" + pal, e);
                 pal.sendErrorResult(e.getMessage());
diff --git a/services/core/java/com/android/server/am/RecentTasks.java b/services/core/java/com/android/server/am/RecentTasks.java
index 3f0674d..9c139d5 100644
--- a/services/core/java/com/android/server/am/RecentTasks.java
+++ b/services/core/java/com/android/server/am/RecentTasks.java
@@ -24,6 +24,8 @@
 import static com.android.server.am.ActivityManagerDebugConfig.TAG_WITH_CLASS_NAME;
 import static com.android.server.am.TaskRecord.INVALID_TASK_ID;
 
+import com.google.android.collect.Sets;
+
 import android.app.ActivityManager;
 import android.app.AppGlobals;
 import android.content.ComponentName;
@@ -45,6 +47,7 @@
 import java.util.Collections;
 import java.util.Comparator;
 import java.util.HashMap;
+import java.util.Set;
 
 /**
  * Class for managing the recent tasks list.
@@ -188,6 +191,21 @@
         }
     }
 
+    void onPackagesSuspendedChanged(String[] packages, boolean suspended, int userId) {
+        final Set<String> packageNames = Sets.newHashSet(packages);
+        for (int i = size() - 1; i >= 0; --i) {
+            final TaskRecord tr = get(i);
+            if (tr.realActivity != null
+                    && packageNames.contains(tr.realActivity.getPackageName())
+                    && tr.userId == userId
+                    && tr.realActivitySuspended != suspended) {
+               tr.realActivitySuspended = suspended;
+               notifyTaskPersisterLocked(tr, false);
+            }
+        }
+
+    }
+
     /**
      * Update the recent tasks lists: make sure tasks should still be here (their
      * applications / activities still exist), update their availability, fix-up ordering
@@ -683,5 +701,4 @@
         // Let the caller know where we left off.
         return start + tmpSize;
     }
-
 }
diff --git a/services/core/java/com/android/server/am/TaskRecord.java b/services/core/java/com/android/server/am/TaskRecord.java
index 4ce8b2f..fd787df 100644
--- a/services/core/java/com/android/server/am/TaskRecord.java
+++ b/services/core/java/com/android/server/am/TaskRecord.java
@@ -95,6 +95,7 @@
     private static final String TAG_INTENT = "intent";
     private static final String TAG_AFFINITYINTENT = "affinity_intent";
     static final String ATTR_REALACTIVITY = "real_activity";
+    static final String ATTR_REALACTIVITY_SUSPENDED = "real_activity_suspended";
     private static final String ATTR_ORIGACTIVITY = "orig_activity";
     private static final String TAG_ACTIVITY = "activity";
     private static final String ATTR_AFFINITY = "affinity";
@@ -136,6 +137,8 @@
     int effectiveUid;       // The current effective uid of the identity of this task.
     ComponentName origActivity; // The non-alias activity component of the intent.
     ComponentName realActivity; // The actual activity component that started the task.
+    boolean realActivitySuspended; // True if the actual activity component that started the
+                                   // task is suspended.
     long firstActiveTime;   // First time this task was active.
     long lastActiveTime;    // Last time this task was active, including sleep.
     boolean inRecents;      // Actually in the recents list?
@@ -305,7 +308,7 @@
             boolean neverRelinquishIdentity, TaskDescription _lastTaskDescription,
             TaskThumbnailInfo lastThumbnailInfo, int taskAffiliation, int prevTaskId,
             int nextTaskId, int taskAffiliationColor, int callingUid, String callingPackage,
-            boolean resizeable, boolean privileged) {
+            boolean resizeable, boolean privileged, boolean realActivitySuspended) {
         mService = service;
         mFilename = String.valueOf(_taskId) + TASK_THUMBNAIL_SUFFIX +
                 TaskPersister.IMAGE_EXTENSION;
@@ -319,6 +322,7 @@
         voiceSession = null;
         voiceInteractor = null;
         realActivity = _realActivity;
+        realActivitySuspended = realActivitySuspended;
         origActivity = _origActivity;
         rootWasReset = _rootWasReset;
         isAvailable = true;
@@ -1027,6 +1031,7 @@
         if (realActivity != null) {
             out.attribute(null, ATTR_REALACTIVITY, realActivity.flattenToShortString());
         }
+        out.attribute(null, ATTR_REALACTIVITY_SUSPENDED, String.valueOf(realActivitySuspended));
         if (origActivity != null) {
             out.attribute(null, ATTR_ORIGACTIVITY, origActivity.flattenToShortString());
         }
@@ -1105,6 +1110,7 @@
         Intent affinityIntent = null;
         ArrayList<ActivityRecord> activities = new ArrayList<>();
         ComponentName realActivity = null;
+        boolean realActivitySuspended = false;
         ComponentName origActivity = null;
         String affinity = null;
         String rootAffinity = null;
@@ -1143,6 +1149,8 @@
                 if (taskId == INVALID_TASK_ID) taskId = Integer.valueOf(attrValue);
             } else if (ATTR_REALACTIVITY.equals(attrName)) {
                 realActivity = ComponentName.unflattenFromString(attrValue);
+            } else if (ATTR_REALACTIVITY_SUSPENDED.equals(attrName)) {
+                realActivitySuspended = Boolean.valueOf(attrValue);
             } else if (ATTR_ORIGACTIVITY.equals(attrName)) {
                 origActivity = ComponentName.unflattenFromString(attrValue);
             } else if (ATTR_AFFINITY.equals(attrName)) {
@@ -1253,7 +1261,8 @@
                 autoRemoveRecents, askedCompatMode, taskType, userId, effectiveUid, lastDescription,
                 activities, firstActiveTime, lastActiveTime, lastTimeOnTop, neverRelinquishIdentity,
                 taskDescription, thumbnailInfo, taskAffiliation, prevTaskId, nextTaskId,
-                taskAffiliationColor, callingUid, callingPackage, resizeable, privileged);
+                taskAffiliationColor, callingUid, callingPackage, resizeable, privileged,
+                realActivitySuspended);
         task.updateOverrideConfiguration(bounds);
 
         for (int activityNdx = activities.size() - 1; activityNdx >=0; --activityNdx) {
diff --git a/services/core/java/com/android/server/connectivity/Tethering.java b/services/core/java/com/android/server/connectivity/Tethering.java
index 3b43633..6648efd 100644
--- a/services/core/java/com/android/server/connectivity/Tethering.java
+++ b/services/core/java/com/android/server/connectivity/Tethering.java
@@ -19,6 +19,10 @@
 import android.app.Notification;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
+import android.bluetooth.BluetoothAdapter;
+import android.bluetooth.BluetoothPan;
+import android.bluetooth.BluetoothProfile;
+import android.bluetooth.BluetoothProfile.ServiceListener;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.Context;
@@ -38,20 +42,25 @@
 import android.net.NetworkRequest;
 import android.net.NetworkUtils;
 import android.net.RouteInfo;
+import android.net.wifi.WifiManager;
 import android.os.Binder;
+import android.os.Bundle;
 import android.os.INetworkManagementService;
 import android.os.Looper;
 import android.os.Message;
+import android.os.Parcel;
+import android.os.ResultReceiver;
+import android.os.SystemProperties;
 import android.os.UserHandle;
+import android.provider.Settings;
+import android.telephony.CarrierConfigManager;
 import android.telephony.TelephonyManager;
 import android.util.Log;
 
 import com.android.internal.telephony.IccCardConstants;
-import com.android.internal.telephony.Phone;
-import com.android.internal.telephony.PhoneConstants;
 import com.android.internal.telephony.TelephonyIntents;
-import com.android.internal.util.IndentingPrintWriter;
 import com.android.internal.util.IState;
+import com.android.internal.util.IndentingPrintWriter;
 import com.android.internal.util.State;
 import com.android.internal.util.StateMachine;
 import com.android.server.IoThread;
@@ -59,8 +68,8 @@
 
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
-import java.net.InetAddress;
 import java.net.Inet4Address;
+import java.net.InetAddress;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
@@ -109,6 +118,10 @@
 
     private BroadcastReceiver mStateReceiver;
 
+    // {@link ComponentName} of the Service used to run tether provisioning.
+    private static final ComponentName TETHER_SERVICE = ComponentName.unflattenFromString(Resources
+            .getSystem().getString(com.android.internal.R.string.config_wifi_tether_enable));
+
     private static final String USB_NEAR_IFACE_ADDR      = "192.168.42.129";
     private static final int USB_PREFIX_LENGTH        = 24;
 
@@ -332,6 +345,218 @@
         }
     }
 
+    public void startTethering(int type, ResultReceiver receiver,
+            boolean showProvisioningUi) {
+        if (!isTetherProvisioningRequired()) {
+            enableTetheringInternal(type, true, receiver);
+            return;
+        }
+
+        if (showProvisioningUi) {
+            runUiTetherProvisioningAndEnable(type, receiver);
+        } else {
+            runSilentTetherProvisioningAndEnable(type, receiver);
+        }
+    }
+
+    public void stopTethering(int type) {
+        enableTetheringInternal(type, false, null);
+        if (isTetherProvisioningRequired()) {
+            cancelTetherProvisioningRechecks(type);
+        }
+    }
+
+    /**
+     * Check if the device requires a provisioning check in order to enable tethering.
+     *
+     * @return a boolean - {@code true} indicating tether provisioning is required by the carrier.
+     */
+    private boolean isTetherProvisioningRequired() {
+        String[] provisionApp = mContext.getResources().getStringArray(
+                com.android.internal.R.array.config_mobile_hotspot_provision_app);
+        if (SystemProperties.getBoolean("net.tethering.noprovisioning", false)
+                || provisionApp == null) {
+            return false;
+        }
+
+        // Check carrier config for entitlement checks
+        final CarrierConfigManager configManager = (CarrierConfigManager) mContext
+             .getSystemService(Context.CARRIER_CONFIG_SERVICE);
+        boolean isEntitlementCheckRequired = configManager.getConfig().getBoolean(
+             CarrierConfigManager.KEY_REQUIRE_ENTITLEMENT_CHECKS_BOOL);
+
+        if (!isEntitlementCheckRequired) {
+            return false;
+        }
+        return (provisionApp.length == 2);
+    }
+
+    /**
+     * Enables or disables tethering for the given type. This should only be called once
+     * provisioning has succeeded or is not necessary. It will also schedule provisioning rechecks
+     * for the specified interface.
+     */
+    private void enableTetheringInternal(int type, boolean enable, ResultReceiver receiver) {
+        boolean isProvisioningRequired = isTetherProvisioningRequired();
+        switch (type) {
+            case ConnectivityManager.TETHERING_WIFI:
+                final WifiManager wifiManager =
+                        (WifiManager) mContext.getSystemService(Context.WIFI_SERVICE);
+                if (wifiManager.setWifiApEnabled(null, enable)) {
+                    sendTetherResult(receiver, ConnectivityManager.TETHER_ERROR_NO_ERROR);
+                    if (enable && isProvisioningRequired) {
+                        scheduleProvisioningRechecks(type);
+                    }
+                } else{
+                    sendTetherResult(receiver, ConnectivityManager.TETHER_ERROR_MASTER_ERROR);
+                }
+                break;
+            case ConnectivityManager.TETHERING_USB:
+                int result = setUsbTethering(enable);
+                if (enable && isProvisioningRequired &&
+                        result == ConnectivityManager.TETHER_ERROR_NO_ERROR) {
+                    scheduleProvisioningRechecks(type);
+                }
+                sendTetherResult(receiver, result);
+                break;
+            case ConnectivityManager.TETHERING_BLUETOOTH:
+                setBluetoothTethering(enable, receiver);
+                break;
+            default:
+                Log.w(TAG, "Invalid tether type.");
+                sendTetherResult(receiver, ConnectivityManager.TETHER_ERROR_UNKNOWN_IFACE);
+        }
+    }
+
+    private void sendTetherResult(ResultReceiver receiver, int result) {
+        if (receiver != null) {
+            receiver.send(result, null);
+        }
+    }
+
+    private void setBluetoothTethering(final boolean enable, final ResultReceiver receiver) {
+        final BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
+        if (adapter == null || !adapter.isEnabled()) {
+            Log.w(TAG, "Tried to enable bluetooth tethering with null or disabled adapter. null: " +
+                    (adapter == null));
+            sendTetherResult(receiver, ConnectivityManager.TETHER_ERROR_SERVICE_UNAVAIL);
+            return;
+        }
+
+        adapter.getProfileProxy(mContext, new ServiceListener() {
+            @Override
+            public void onServiceDisconnected(int profile) { }
+
+            @Override
+            public void onServiceConnected(int profile, BluetoothProfile proxy) {
+                ((BluetoothPan) proxy).setBluetoothTethering(enable);
+                // TODO: Enabling bluetooth tethering can fail asynchronously here.
+                // We should figure out a way to bubble up that failure instead of sending success.
+                int result = ((BluetoothPan) proxy).isTetheringOn() ?
+                        ConnectivityManager.TETHER_ERROR_NO_ERROR :
+                        ConnectivityManager.TETHER_ERROR_MASTER_ERROR;
+                sendTetherResult(receiver, result);
+                if (enable && isTetherProvisioningRequired()) {
+                    scheduleProvisioningRechecks(ConnectivityManager.TETHERING_BLUETOOTH);
+                }
+                adapter.closeProfileProxy(BluetoothProfile.PAN, proxy);
+            }
+        }, BluetoothProfile.PAN);
+    }
+
+    private void runUiTetherProvisioningAndEnable(int type, ResultReceiver receiver) {
+        ResultReceiver proxyReceiver = getProxyReceiver(type, receiver);
+        sendUiTetherProvisionIntent(type, proxyReceiver);
+    }
+
+    private void sendUiTetherProvisionIntent(int type, ResultReceiver receiver) {
+        Intent intent = new Intent(Settings.ACTION_TETHER_PROVISIONING);
+        intent.putExtra(ConnectivityManager.EXTRA_ADD_TETHER_TYPE, type);
+        intent.putExtra(ConnectivityManager.EXTRA_PROVISION_CALLBACK, receiver);
+        final long ident = Binder.clearCallingIdentity();
+        try {
+            mContext.startActivityAsUser(intent, UserHandle.CURRENT);
+        } finally {
+            Binder.restoreCallingIdentity(ident);
+        }
+    }
+
+    /**
+     * Creates a proxy {@link ResultReceiver} which enables tethering if the provsioning result is
+     * successful before firing back up to the wrapped receiver.
+     *
+     * @param type The type of tethering being enabled.
+     * @param receiver A ResultReceiver which will be called back with an int resultCode.
+     * @return The proxy receiver.
+     */
+    private ResultReceiver getProxyReceiver(final int type, final ResultReceiver receiver) {
+        ResultReceiver rr = new ResultReceiver(null) {
+            @Override
+            protected void onReceiveResult(int resultCode, Bundle resultData) {
+                // If provisioning is successful, enable tethering, otherwise just send the error.
+                if (resultCode == ConnectivityManager.TETHER_ERROR_NO_ERROR) {
+                    enableTetheringInternal(type, true, receiver);
+                } else {
+                    sendTetherResult(receiver, resultCode);
+                }
+            }
+        };
+
+        // The following is necessary to avoid unmarshalling issues when sending the receiver
+        // across proccesses.
+        Parcel parcel = Parcel.obtain();
+        rr.writeToParcel(parcel,0);
+        parcel.setDataPosition(0);
+        ResultReceiver receiverForSending = ResultReceiver.CREATOR.createFromParcel(parcel);
+        parcel.recycle();
+        return receiverForSending;
+    }
+
+    private void scheduleProvisioningRechecks(int type) {
+        Intent intent = new Intent();
+        intent.putExtra(ConnectivityManager.EXTRA_ADD_TETHER_TYPE, type);
+        intent.putExtra(ConnectivityManager.EXTRA_SET_ALARM, true);
+        intent.setComponent(TETHER_SERVICE);
+        final long ident = Binder.clearCallingIdentity();
+        try {
+            mContext.startServiceAsUser(intent, UserHandle.CURRENT);
+        } finally {
+            Binder.restoreCallingIdentity(ident);
+        }
+    }
+
+    private void runSilentTetherProvisioningAndEnable(int type, ResultReceiver receiver) {
+        ResultReceiver proxyReceiver = getProxyReceiver(type, receiver);
+        sendSilentTetherProvisionIntent(type, proxyReceiver);
+    }
+
+    private void sendSilentTetherProvisionIntent(int type, ResultReceiver receiver) {
+        Intent intent = new Intent();
+        intent.putExtra(ConnectivityManager.EXTRA_ADD_TETHER_TYPE, type);
+        intent.putExtra(ConnectivityManager.EXTRA_RUN_PROVISION, true);
+        intent.putExtra(ConnectivityManager.EXTRA_PROVISION_CALLBACK, receiver);
+        intent.setComponent(TETHER_SERVICE);
+        final long ident = Binder.clearCallingIdentity();
+        try {
+            mContext.startServiceAsUser(intent, UserHandle.CURRENT);
+        } finally {
+            Binder.restoreCallingIdentity(ident);
+        }
+    }
+
+    private void cancelTetherProvisioningRechecks(int type) {
+        if (getConnectivityManager().isTetheringSupported()) {
+            Intent intent = new Intent();
+            intent.putExtra(ConnectivityManager.EXTRA_REM_TETHER_TYPE, type);
+            intent.setComponent(TETHER_SERVICE);
+            final long ident = Binder.clearCallingIdentity();
+            try {
+                mContext.startServiceAsUser(intent, UserHandle.CURRENT);
+            } finally {
+                Binder.restoreCallingIdentity(ident);
+            }
+        }
+    }
     public int tether(String iface) {
         if (DBG) Log.d(TAG, "Tethering " + iface);
         TetherInterfaceSM sm = null;
@@ -615,13 +840,23 @@
         synchronized (mPublicSync) {
             if (enable) {
                 if (mRndisEnabled) {
-                    tetherUsb(true);
+                    final long ident = Binder.clearCallingIdentity();
+                    try {
+                        tetherUsb(true);
+                    } finally {
+                        Binder.restoreCallingIdentity(ident);
+                    }
                 } else {
                     mUsbTetherRequested = true;
                     usbManager.setCurrentFunction(UsbManager.USB_FUNCTION_RNDIS);
                 }
             } else {
-                tetherUsb(false);
+                final long ident = Binder.clearCallingIdentity();
+                try {
+                    tetherUsb(false);
+                } finally {
+                    Binder.restoreCallingIdentity(ident);
+                }
                 if (mRndisEnabled) {
                     usbManager.setCurrentFunction(null);
                 }
@@ -1407,15 +1642,6 @@
         private final AtomicInteger mSimBcastGenerationNumber = new AtomicInteger(0);
         private SimChangeBroadcastReceiver mBroadcastReceiver = null;
 
-        // keep consts in sync with packages/apps/Settings TetherSettings.java
-        private static final int WIFI_TETHERING      = 0;
-        private static final int USB_TETHERING       = 1;
-        private static final int BLUETOOTH_TETHERING = 2;
-
-        // keep consts in sync with packages/apps/Settings TetherService.java
-        private static final String EXTRA_ADD_TETHER_TYPE = "extraAddTetherType";
-        private static final String EXTRA_RUN_PROVISION = "extraRunProvision";
-
         private void startListeningForSimChanges() {
             if (DBG) Log.d(TAG, "startListeningForSimChanges");
             if (mBroadcastReceiver == null) {
@@ -1472,8 +1698,6 @@
                     try {
                         if (mContext.getResources().getString(com.android.internal.R.string.
                                 config_mobile_hotspot_provision_app_no_ui).isEmpty() == false) {
-                            final String tetherService = mContext.getResources().getString(
-                                    com.android.internal.R.string.config_wifi_tether_enable);
                             ArrayList<Integer> tethered = new ArrayList<Integer>();
                             synchronized (mPublicSync) {
                                 Set ifaces = mIfaces.keySet();
@@ -1481,21 +1705,25 @@
                                     TetherInterfaceSM sm = mIfaces.get(iface);
                                     if (sm != null && sm.isTethered()) {
                                         if (isUsb((String)iface)) {
-                                            tethered.add(new Integer(USB_TETHERING));
+                                            tethered.add(new Integer(
+                                                    ConnectivityManager.TETHERING_USB));
                                         } else if (isWifi((String)iface)) {
-                                            tethered.add(new Integer(WIFI_TETHERING));
+                                            tethered.add(new Integer(
+                                                    ConnectivityManager.TETHERING_WIFI));
                                         } else if (isBluetooth((String)iface)) {
-                                            tethered.add(new Integer(BLUETOOTH_TETHERING));
+                                            tethered.add(new Integer(
+                                                    ConnectivityManager.TETHERING_BLUETOOTH));
                                         }
                                     }
                                 }
                             }
                             for (int tetherType : tethered) {
                                 Intent startProvIntent = new Intent();
-                                startProvIntent.putExtra(EXTRA_ADD_TETHER_TYPE, tetherType);
-                                startProvIntent.putExtra(EXTRA_RUN_PROVISION, true);
-                                startProvIntent.setComponent(
-                                        ComponentName.unflattenFromString(tetherService));
+                                startProvIntent.putExtra(
+                                        ConnectivityManager.EXTRA_ADD_TETHER_TYPE, tetherType);
+                                startProvIntent.putExtra(
+                                        ConnectivityManager.EXTRA_RUN_PROVISION, true);
+                                startProvIntent.setComponent(TETHER_SERVICE);
                                 mContext.startServiceAsUser(startProvIntent, UserHandle.CURRENT);
                             }
                             Log.d(TAG, "re-evaluate provisioning");
diff --git a/services/core/java/com/android/server/fingerprint/FingerprintService.java b/services/core/java/com/android/server/fingerprint/FingerprintService.java
index 7ac3c4b..e74d636 100644
--- a/services/core/java/com/android/server/fingerprint/FingerprintService.java
+++ b/services/core/java/com/android/server/fingerprint/FingerprintService.java
@@ -19,6 +19,7 @@
 import android.Manifest;
 import android.app.ActivityManager;
 import android.app.ActivityManager.RunningAppProcessInfo;
+import android.app.trust.TrustManager;
 import android.app.ActivityManagerNative;
 import android.app.AlarmManager;
 import android.app.AppOpsManager;
@@ -103,6 +104,7 @@
     private static final int MAX_FAILED_ATTEMPTS = 5;
     private static final int FINGERPRINT_ACQUIRED_GOOD = 0;
     private final String mKeyguardPackage;
+    private int mCurrentUserId = UserHandle.USER_CURRENT;
 
     Handler mHandler = new Handler() {
         @Override
@@ -125,6 +127,7 @@
     private IFingerprintDaemon mDaemon;
     private final PowerManager mPowerManager;
     private final AlarmManager mAlarmManager;
+    private final UserManager mUserManager;
 
     private final BroadcastReceiver mLockoutReceiver = new BroadcastReceiver() {
         @Override
@@ -152,6 +155,7 @@
         mAlarmManager = mContext.getSystemService(AlarmManager.class);
         mContext.registerReceiver(mLockoutReceiver, new IntentFilter(ACTION_LOCKOUT_RESET),
                 RESET_FINGERPRINT_LOCKOUT, null /* handler */);
+        mUserManager = UserManager.get(mContext);
     }
 
     @Override
@@ -170,7 +174,7 @@
                     mDaemon.init(mDaemonCallback);
                     mHalDeviceId = mDaemon.openHal();
                     if (mHalDeviceId != 0) {
-                        updateActiveGroup(ActivityManager.getCurrentUser());
+                        updateActiveGroup(ActivityManager.getCurrentUser(), null);
                     } else {
                         Slog.w(TAG, "Failed to open Fingerprint HAL!");
                         mDaemon = null;
@@ -261,7 +265,7 @@
     }
 
     void handleUserSwitching(int userId) {
-        updateActiveGroup(userId);
+        updateActiveGroup(userId, null);
     }
 
     private void removeClient(ClientMonitor client) {
@@ -414,7 +418,7 @@
         removeClient(mEnrollClient);
     }
 
-    void startAuthentication(IBinder token, long opId, int groupId,
+    void startAuthentication(IBinder token, long opId, int realUserId, int groupId,
             IFingerprintServiceReceiver receiver, int flags, boolean restricted,
             String opPackageName) {
         IFingerprintDaemon daemon = getFingerprintDaemon();
@@ -423,6 +427,7 @@
             return;
         }
         stopPendingOperations(true);
+        updateActiveGroup(groupId, opPackageName);
         mAuthClient = new ClientMonitor(token, receiver, groupId, restricted, opPackageName);
         if (inLockoutMode()) {
             Slog.v(TAG, "In lockout mode; disallowing authentication");
@@ -564,7 +569,7 @@
         checkPermission(USE_FINGERPRINT);
         final int uid = Binder.getCallingUid();
         final int pid = Binder.getCallingPid();
-        if (opPackageName.equals(mKeyguardPackage)) {
+        if (isKeyguard(opPackageName)) {
             return true; // Keyguard is always allowed
         }
         if (!isCurrentUserOrProfile(UserHandle.getCallingUserId())) {
@@ -583,6 +588,14 @@
         return true;
     }
 
+    /**
+     * @param clientPackage
+     * @return true if this is keyguard package
+     */
+    private boolean isKeyguard(String clientPackage) {
+        return mKeyguardPackage.equals(clientPackage);
+    }
+
     private void addLockoutResetMonitor(FingerprintServiceLockoutResetMonitor monitor) {
         if (!mLockoutMonitors.contains(monitor)) {
             mLockoutMonitors.add(monitor);
@@ -927,14 +940,15 @@
             // Group ID is arbitrarily set to parent profile user ID. It just represents
             // the default fingerprints for the user.
             final int effectiveGroupId = getEffectiveUserId(groupId);
+            final int realUserId = Binder.getCallingUid();
 
             final boolean restricted = isRestricted();
             mHandler.post(new Runnable() {
                 @Override
                 public void run() {
                     MetricsLogger.histogram(mContext, "fingerprint_token", opId != 0L ? 1 : 0);
-                    startAuthentication(token, opId, effectiveGroupId, receiver, flags, restricted,
-                            opPackageName);
+                    startAuthentication(token, opId, realUserId, effectiveGroupId, receiver,
+                            flags, restricted, opPackageName);
                 }
             });
         }
@@ -953,6 +967,17 @@
         }
 
         @Override // Binder call
+        public void setActiveUser(final int userId) {
+            checkPermission(MANAGE_FINGERPRINT);
+            mHandler.post(new Runnable() {
+                @Override
+                public void run() {
+                    updateActiveGroup(userId, null);
+                }
+            });
+        }
+
+        @Override // Binder call
         public void remove(final IBinder token, final int fingerId, final int groupId,
                 final IFingerprintServiceReceiver receiver) {
             checkPermission(MANAGE_FINGERPRINT); // TODO: Maybe have another permission
@@ -1102,33 +1127,56 @@
         listenForUserSwitches();
     }
 
-    private void updateActiveGroup(int userId) {
+    private void updateActiveGroup(int userId, String clientPackage) {
         IFingerprintDaemon daemon = getFingerprintDaemon();
         if (daemon != null) {
             try {
-                userId = getEffectiveUserId(userId);
-                final File systemDir = Environment.getUserSystemDirectory(userId);
-                final File fpDir = new File(systemDir, FP_DATA_DIR);
-                if (!fpDir.exists()) {
-                    if (!fpDir.mkdir()) {
-                        Slog.v(TAG, "Cannot make directory: " + fpDir.getAbsolutePath());
-                        return;
+                userId = getUserOrWorkProfileId(clientPackage, userId);
+                if (userId != mCurrentUserId) {
+                    final File systemDir = Environment.getUserSystemDirectory(userId);
+                    final File fpDir = new File(systemDir, FP_DATA_DIR);
+                    if (!fpDir.exists()) {
+                        if (!fpDir.mkdir()) {
+                            Slog.v(TAG, "Cannot make directory: " + fpDir.getAbsolutePath());
+                            return;
+                        }
+                        // Calling mkdir() from this process will create a directory with our
+                        // permissions (inherited from the containing dir). This command fixes
+                        // the label.
+                        if (!SELinux.restorecon(fpDir)) {
+                            Slog.w(TAG, "Restorecons failed. Directory will have wrong label.");
+                            return;
+                        }
                     }
-                    // Calling mkdir() from this process will create a directory with our
-                    // permissions (inherited from the containing dir). This command fixes
-                    // the label.
-                    if (!SELinux.restorecon(fpDir)) {
-                        Slog.w(TAG, "Restorecons failed. Directory will have wrong label.");
-                        return;
-                    }
+                    daemon.setActiveGroup(userId, fpDir.getAbsolutePath().getBytes());
+                    mCurrentUserId = userId;
                 }
-                daemon.setActiveGroup(userId, fpDir.getAbsolutePath().getBytes());
             } catch (RemoteException e) {
                 Slog.e(TAG, "Failed to setActiveGroup():", e);
             }
         }
     }
 
+    /**
+     * @param clientPackage the package of the caller
+     * @return the profile id
+     */
+    private int getUserOrWorkProfileId(String clientPackage, int userId) {
+        if (!isKeyguard(clientPackage) && isWorkProfile(userId)) {
+            return userId;
+        }
+        return getEffectiveUserId(userId);
+    }
+
+    /**
+     * @param userId
+     * @return true if this is a work profile
+     */
+    private boolean isWorkProfile(int userId) {
+        UserInfo info = mUserManager.getUserInfo(userId);
+        return info != null && info.isManagedProfile();
+    }
+
     private void listenForUserSwitches() {
         try {
             ActivityManagerNative.getDefault().registerUserSwitchObserver(
diff --git a/services/core/java/com/android/server/net/NetworkPolicyManagerService.java b/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
index 1d7d24b..492632c 100644
--- a/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
+++ b/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
@@ -1155,7 +1155,7 @@
         final ArrayList<Pair<String, NetworkIdentity>> connIdents = new ArrayList<>(states.length);
         final ArraySet<String> connIfaces = new ArraySet<String>(states.length);
         for (NetworkState state : states) {
-            if (state.networkInfo.isConnected()) {
+            if (state.networkInfo != null && state.networkInfo.isConnected()) {
                 final NetworkIdentity ident = NetworkIdentity.buildNetworkIdentity(mContext, state);
 
                 final String baseIface = state.linkProperties.getInterfaceName();
@@ -1990,6 +1990,10 @@
         if (policy != null) {
             return policy.metered;
         } else {
+            if (state.networkInfo == null) {
+                return false;
+            }
+
             final int type = state.networkInfo.getType();
             if (isNetworkTypeMobile(type) || type == TYPE_WIMAX) {
                 return true;
diff --git a/services/core/java/com/android/server/tv/TvInputManagerService.java b/services/core/java/com/android/server/tv/TvInputManagerService.java
index 3193ff8..3ca99d4 100644
--- a/services/core/java/com/android/server/tv/TvInputManagerService.java
+++ b/services/core/java/com/android/server/tv/TvInputManagerService.java
@@ -435,7 +435,11 @@
         for (SessionState state : userState.sessionStateMap.values()) {
             if (state.session != null) {
                 try {
-                    state.session.release();
+                    if (state.isRecordingSession) {
+                        state.session.disconnect();
+                    } else {
+                        state.session.release();
+                    }
                 } catch (RemoteException e) {
                     Slog.e(TAG, "error in release", e);
                 }
@@ -604,7 +608,11 @@
 
         // Create a session. When failed, send a null token immediately.
         try {
-            service.createSession(channels[1], callback, sessionState.info.getId());
+            if (sessionState.isRecordingSession) {
+                service.createRecordingSession(callback, sessionState.info.getId());
+            } else {
+                service.createSession(channels[1], callback, sessionState.info.getId());
+            }
         } catch (RemoteException e) {
             Slog.e(TAG, "error in createSession", e);
             removeSessionStateLocked(sessionToken, userId);
@@ -632,7 +640,11 @@
                 if (sessionToken == userState.mainSessionToken) {
                     setMainLocked(sessionToken, false, callingUid, userId);
                 }
-                sessionState.session.release();
+                if (sessionState.isRecordingSession) {
+                    sessionState.session.disconnect();
+                } else {
+                    sessionState.session.release();
+                }
             }
         } catch (RemoteException | SessionNotFoundException e) {
             Slog.e(TAG, "error in releaseSession", e);
@@ -766,6 +778,21 @@
         }
     }
 
+    private void notifyTvInputInfoChanged(UserState userState, String inputId,
+            TvInputInfo inputInfo) {
+        if (DEBUG) {
+            Slog.d(TAG, "notifyTvInputInfoChanged(inputId=" + inputId + ", inputInfo=" + inputInfo
+                    + ")");
+        }
+        for (ITvInputManagerCallback callback : userState.callbackSet) {
+            try {
+                callback.onTvInputInfoChanged(inputId, inputInfo);
+            } catch (RemoteException e) {
+                Slog.e(TAG, "failed to report changed input info to callback", e);
+            }
+        }
+    }
+
     private void setStateLocked(String inputId, int state, int userId) {
         UserState userState = getOrCreateUserStateLocked(userId);
         TvInputState inputState = userState.inputMap.get(inputId);
@@ -1005,7 +1032,7 @@
 
         @Override
         public void createSession(final ITvInputClient client, final String inputId,
-                int seq, int userId) {
+                boolean isRecordingSession, int seq, int userId) {
             final int callingUid = Binder.getCallingUid();
             final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid,
                     userId, "createSession");
@@ -1033,8 +1060,8 @@
 
                     // Create a new session token and a session state.
                     IBinder sessionToken = new Binder();
-                    SessionState sessionState = new SessionState(sessionToken, info, client,
-                            seq, callingUid, resolvedUserId);
+                    SessionState sessionState = new SessionState(sessionToken, info,
+                            isRecordingSession, client, seq, callingUid, resolvedUserId);
 
                     // Add them to the global session state map of the current user.
                     userState.sessionStateMap.put(sessionToken, sessionState);
@@ -1375,6 +1402,26 @@
         }
 
         @Override
+        public void timeShiftPlay(IBinder sessionToken, final Uri recordedProgramUri, int userId) {
+            final int callingUid = Binder.getCallingUid();
+            final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid,
+                    userId, "timeShiftPlay");
+            final long identity = Binder.clearCallingIdentity();
+            try {
+                synchronized (mLock) {
+                    try {
+                        getSessionLocked(sessionToken, callingUid, resolvedUserId).timeShiftPlay(
+                                recordedProgramUri);
+                    } catch (RemoteException | SessionNotFoundException e) {
+                        Slog.e(TAG, "error in timeShiftPlay", e);
+                    }
+                }
+            } finally {
+                Binder.restoreCallingIdentity(identity);
+            }
+        }
+
+        @Override
         public void timeShiftPause(IBinder sessionToken, int userId) {
             final int callingUid = Binder.getCallingUid();
             final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid,
@@ -1383,8 +1430,7 @@
             try {
                 synchronized (mLock) {
                     try {
-                        getSessionLocked(sessionToken, callingUid, resolvedUserId)
-                                .timeShiftPause();
+                        getSessionLocked(sessionToken, callingUid, resolvedUserId).timeShiftPause();
                     } catch (RemoteException | SessionNotFoundException e) {
                         Slog.e(TAG, "error in timeShiftPause", e);
                     }
@@ -1477,6 +1523,64 @@
         }
 
         @Override
+        public void connect(IBinder sessionToken, final Uri channelUri, Bundle params, int userId) {
+            final int callingUid = Binder.getCallingUid();
+            final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid,
+                    userId, "connect");
+            final long identity = Binder.clearCallingIdentity();
+            try {
+                synchronized (mLock) {
+                    try {
+                        getSessionLocked(sessionToken, callingUid, resolvedUserId).connect(
+                                channelUri, params);
+                    } catch (RemoteException | SessionNotFoundException e) {
+                        Slog.e(TAG, "error in connect", e);
+                    }
+                }
+            } finally {
+                Binder.restoreCallingIdentity(identity);
+            }
+        }
+
+        @Override
+        public void startRecording(IBinder sessionToken, int userId) {
+            final int callingUid = Binder.getCallingUid();
+            final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid,
+                    userId, "startRecording");
+            final long identity = Binder.clearCallingIdentity();
+            try {
+                synchronized (mLock) {
+                    try {
+                        getSessionLocked(sessionToken, callingUid, resolvedUserId).startRecording();
+                    } catch (RemoteException | SessionNotFoundException e) {
+                        Slog.e(TAG, "error in startRecording", e);
+                    }
+                }
+            } finally {
+                Binder.restoreCallingIdentity(identity);
+            }
+        }
+
+        @Override
+        public void stopRecording(IBinder sessionToken, int userId) {
+            final int callingUid = Binder.getCallingUid();
+            final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid,
+                    userId, "stopRecording");
+            final long identity = Binder.clearCallingIdentity();
+            try {
+                synchronized (mLock) {
+                    try {
+                        getSessionLocked(sessionToken, callingUid, resolvedUserId).stopRecording();
+                    } catch (RemoteException | SessionNotFoundException e) {
+                        Slog.e(TAG, "error in stopRecording", e);
+                    }
+                }
+            } finally {
+                Binder.restoreCallingIdentity(identity);
+            }
+        }
+
+        @Override
         public List<TvInputHardwareInfo> getHardwareList() throws RemoteException {
             if (mContext.checkCallingPermission(android.Manifest.permission.TV_INPUT_HARDWARE)
                     != PackageManager.PERMISSION_GRANTED) {
@@ -1912,6 +2016,7 @@
 
     private final class SessionState implements IBinder.DeathRecipient {
         private final TvInputInfo info;
+        private final boolean isRecordingSession;
         private final ITvInputClient client;
         private final int seq;
         private final int callingUid;
@@ -1922,10 +2027,11 @@
         // Not null if this session represents an external device connected to a hardware TV input.
         private IBinder hardwareSessionToken;
 
-        private SessionState(IBinder sessionToken, TvInputInfo info, ITvInputClient client,
-                int seq, int callingUid, int userId) {
+        private SessionState(IBinder sessionToken, TvInputInfo info, boolean isRecordingSession,
+                ITvInputClient client, int seq, int callingUid, int userId) {
             this.sessionToken = sessionToken;
             this.info = info;
+            this.isRecordingSession = isRecordingSession;
             this.client = client;
             this.seq = seq;
             this.callingUid = callingUid;
@@ -2126,6 +2232,18 @@
                 }
             }
         }
+
+        @Override
+        public void setTvInputInfo(String inputId, TvInputInfo inputInfo) {
+            ensureValidInput(inputInfo);
+            synchronized (mLock) {
+                if (DEBUG) {
+                    Slog.d(TAG, "setTvInputInfo(" + inputInfo + ")");
+                }
+                UserState userState = getOrCreateUserStateLocked(mUserId);
+                notifyTvInputInfoChanged(userState, inputId, inputInfo);
+            }
+        }
     }
 
     private final class SessionCallback extends ITvInputSessionCallback.Stub {
@@ -2393,6 +2511,78 @@
                 }
             }
         }
+
+        // For the recording session only
+        @Override
+        public void onConnected() {
+            synchronized (mLock) {
+                if (DEBUG) {
+                    Slog.d(TAG, "onConnected()");
+                }
+                if (mSessionState.session == null || mSessionState.client == null) {
+                    return;
+                }
+                try {
+                    mSessionState.client.onConnected(mSessionState.seq);
+                } catch (RemoteException e) {
+                    Slog.e(TAG, "error in onConnected", e);
+                }
+            }
+        }
+
+        // For the recording session only
+        @Override
+        public void onRecordingStarted() {
+            synchronized (mLock) {
+                if (DEBUG) {
+                    Slog.d(TAG, "onRecordingStarted()");
+                }
+                if (mSessionState.session == null || mSessionState.client == null) {
+                    return;
+                }
+                try {
+                    mSessionState.client.onRecordingStarted(mSessionState.seq);
+                } catch (RemoteException e) {
+                    Slog.e(TAG, "error in onRecordingStarted", e);
+                }
+            }
+        }
+
+        // For the recording session only
+        @Override
+        public void onRecordingStopped(Uri recordedProgramUri) {
+            synchronized (mLock) {
+                if (DEBUG) {
+                    Slog.d(TAG, "onRecordingStopped()");
+                }
+                if (mSessionState.session == null || mSessionState.client == null) {
+                    return;
+                }
+                try {
+                    mSessionState.client.onRecordingStopped(recordedProgramUri, mSessionState.seq);
+                } catch (RemoteException e) {
+                    Slog.e(TAG, "error in onRecordingStopped", e);
+                }
+            }
+        }
+
+        // For the recording session only
+        @Override
+        public void onError(int error) {
+            synchronized (mLock) {
+                if (DEBUG) {
+                    Slog.d(TAG, "onError()");
+                }
+                if (mSessionState.session == null || mSessionState.client == null) {
+                    return;
+                }
+                try {
+                    mSessionState.client.onError(error, mSessionState.seq);
+                } catch (RemoteException e) {
+                    Slog.e(TAG, "error in onError", e);
+                }
+            }
+        }
     }
 
     private static final class WatchLogHandler extends Handler {
diff --git a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
index e3e90b66..04820a10 100644
--- a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
+++ b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
@@ -202,6 +202,7 @@
 
     private static final String ATTR_PERMISSION_PROVIDER = "permission-provider";
     private static final String ATTR_SETUP_COMPLETE = "setup-complete";
+    private static final String ATTR_PROVISIONING_STATE = "provisioning-state";
     private static final String ATTR_PERMISSION_POLICY = "permission-policy";
 
     private static final String ATTR_DELEGATED_CERT_INSTALLER = "delegated-cert-installer";
@@ -364,6 +365,7 @@
         int mPasswordOwner = -1;
         long mLastMaximumTimeToLock = -1;
         boolean mUserSetupComplete = false;
+        int mUserProvisioningState;
         int mPermissionPolicy;
 
         final ArrayMap<ComponentName, ActiveAdmin> mAdminMap = new ArrayMap<>();
@@ -2017,6 +2019,10 @@
                 out.attribute(null, ATTR_SETUP_COMPLETE,
                         Boolean.toString(true));
             }
+            if (policy.mUserProvisioningState != DevicePolicyManager.STATE_USER_UNMANAGED) {
+                out.attribute(null, ATTR_PROVISIONING_STATE,
+                        Integer.toString(policy.mUserProvisioningState));
+            }
             if (policy.mPermissionPolicy != DevicePolicyManager.PERMISSION_POLICY_PROMPT) {
                 out.attribute(null, ATTR_PERMISSION_POLICY,
                         Integer.toString(policy.mPermissionPolicy));
@@ -2167,6 +2173,10 @@
             if (userSetupComplete != null && Boolean.toString(true).equals(userSetupComplete)) {
                 policy.mUserSetupComplete = true;
             }
+            String provisioningState = parser.getAttributeValue(null, ATTR_PROVISIONING_STATE);
+            if (!TextUtils.isEmpty(provisioningState)) {
+                policy.mUserProvisioningState = Integer.parseInt(provisioningState);
+            }
             String permissionPolicy = parser.getAttributeValue(null, ATTR_PERMISSION_POLICY);
             if (!TextUtils.isEmpty(permissionPolicy)) {
                 policy.mPermissionPolicy = Integer.parseInt(permissionPolicy);
@@ -5379,6 +5389,7 @@
         policy.mDelegatedCertInstallerPackage = null;
         policy.mApplicationRestrictionsManagingPackage = null;
         policy.mStatusBarDisabled = false;
+        policy.mUserProvisioningState = DevicePolicyManager.STATE_USER_UNMANAGED;
         saveSettingsLocked(userId);
 
         final long ident = mInjector.binderClearCallingIdentity();
@@ -5406,6 +5417,98 @@
     }
 
     @Override
+    public int getUserProvisioningState() {
+        if (!mHasFeature) {
+            return DevicePolicyManager.STATE_USER_UNMANAGED;
+        }
+        int userHandle = mInjector.userHandleGetCallingUserId();
+        return getUserProvisioningState(userHandle);
+    }
+
+    private int getUserProvisioningState(int userHandle) {
+        return getUserData(userHandle).mUserProvisioningState;
+    }
+
+    @Override
+    public void setUserProvisioningState(int newState, int userHandle) {
+        if (!mHasFeature) {
+            return;
+        }
+
+        if (userHandle != mOwners.getDeviceOwnerUserId() && !mOwners.hasProfileOwner(userHandle)
+                && getManagedUserId(userHandle) == -1) {
+            // No managed device, user or profile, so setting provisioning state makes no sense.
+            throw new IllegalStateException("Not allowed to change provisioning state unless a "
+                      + "device or profile owner is set.");
+        }
+
+        synchronized (this) {
+            boolean transitionCheckNeeded = true;
+
+            // Calling identity/permission checks.
+            final int callingUid = mInjector.binderGetCallingUid();
+            if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID) {
+                // ADB shell can only move directly from un-managed to finalized as part of directly
+                // setting profile-owner or device-owner.
+                if (getUserProvisioningState(userHandle) !=
+                        DevicePolicyManager.STATE_USER_UNMANAGED
+                        || newState != DevicePolicyManager.STATE_USER_SETUP_FINALIZED) {
+                    throw new IllegalStateException("Not allowed to change provisioning state "
+                            + "unless current provisioning state is unmanaged, and new state is "
+                            + "finalized.");
+                }
+                transitionCheckNeeded = false;
+            } else {
+                // For all other cases, caller must have MANAGE_PROFILE_AND_DEVICE_OWNERS.
+                mContext.enforceCallingOrSelfPermission(
+                        android.Manifest.permission.MANAGE_PROFILE_AND_DEVICE_OWNERS, null);
+            }
+
+            final DevicePolicyData policyData = getUserData(userHandle);
+            if (transitionCheckNeeded) {
+                // Optional state transition check for non-ADB case.
+                checkUserProvisioningStateTransition(policyData.mUserProvisioningState, newState);
+            }
+            policyData.mUserProvisioningState = newState;
+            saveSettingsLocked(userHandle);
+        }
+    }
+
+    private void checkUserProvisioningStateTransition(int currentState, int newState) {
+        // Valid transitions for normal use-cases.
+        switch (currentState) {
+            case DevicePolicyManager.STATE_USER_UNMANAGED:
+                // Can move to any state from unmanaged (except itself as an edge case)..
+                if (newState != DevicePolicyManager.STATE_USER_UNMANAGED) {
+                    return;
+                }
+                break;
+            case DevicePolicyManager.STATE_USER_SETUP_INCOMPLETE:
+            case DevicePolicyManager.STATE_USER_SETUP_COMPLETE:
+                // Can only move to finalized from these states.
+                if (newState == DevicePolicyManager.STATE_USER_SETUP_FINALIZED) {
+                    return;
+                }
+                break;
+            case DevicePolicyManager.STATE_USER_PROFILE_COMPLETE:
+                // Current user has a managed-profile, but current user is not managed, so
+                // rather than moving to finalized state, go back to unmanaged once
+                // profile provisioning is complete.
+                if (newState == DevicePolicyManager.STATE_USER_UNMANAGED) {
+                    return;
+                }
+                break;
+            case DevicePolicyManager.STATE_USER_SETUP_FINALIZED:
+                // Cannot transition out of finalized.
+                break;
+        }
+
+        // Didn't meet any of the accepted state transition checks above, throw appropriate error.
+        throw new IllegalStateException("Cannot move to user provisioning state [" + newState + "] "
+                + "from state [" + currentState + "]");
+    }
+
+    @Override
     public void setProfileEnabled(ComponentName who) {
         if (!mHasFeature) {
             return;
@@ -5724,7 +5827,8 @@
             for (int u = 0; u < userCount; u++) {
                 DevicePolicyData policy = getUserData(mUserData.keyAt(u));
                 pw.println();
-                pw.println("  Enabled Device Admins (User " + policy.mUserHandle + "):");
+                pw.println("  Enabled Device Admins (User " + policy.mUserHandle
+                        + ", provisioningState: " + policy.mUserProvisioningState + "):");
                 final int N = policy.mAdminList.size();
                 for (int i=0; i<N; i++) {
                     ActiveAdmin ap = policy.mAdminList.get(i);
@@ -6937,9 +7041,9 @@
 
     @Override
     public void startManagedQuickContact(String actualLookupKey, long actualContactId,
-            long actualDirectoryId, Intent originalIntent) {
-        final Intent intent = QuickContact.rebuildManagedQuickContactsIntent(
-                actualLookupKey, actualContactId, actualDirectoryId, originalIntent);
+            boolean isContactIdIgnored, long actualDirectoryId, Intent originalIntent) {
+        final Intent intent = QuickContact.rebuildManagedQuickContactsIntent(actualLookupKey,
+                actualContactId, isContactIdIgnored, actualDirectoryId, originalIntent);
         final int callingUserId = UserHandle.getCallingUserId();
 
         final long ident = mInjector.binderClearCallingIdentity();
diff --git a/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java b/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java
index 536fb70..87569b7 100644
--- a/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java
+++ b/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java
@@ -15,9 +15,6 @@
  */
 package com.android.server.devicepolicy;
 
-import com.android.server.LocalServices;
-import com.android.server.SystemService;
-
 import android.Manifest.permission;
 import android.app.Activity;
 import android.app.admin.DeviceAdminReceiver;
@@ -27,21 +24,26 @@
 import android.content.ComponentName;
 import android.content.pm.PackageManager;
 import android.net.wifi.WifiInfo;
-import android.os.Build;
 import android.os.Build.VERSION_CODES;
 import android.os.Bundle;
 import android.os.Process;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.test.MoreAsserts;
+import android.test.suitebuilder.annotation.SmallTest;
 import android.util.ArraySet;
 import android.util.Pair;
 
+import com.android.server.LocalServices;
+import com.android.server.SystemService;
+
 import org.mockito.ArgumentCaptor;
 import org.mockito.invocation.InvocationOnMock;
 import org.mockito.stubbing.Answer;
 
 import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -64,13 +66,18 @@
  *
  m FrameworksServicesTests &&
  adb install \
-   -r out/target/product/hammerhead/data/app/FrameworksServicesTests/FrameworksServicesTests.apk &&
+   -r ${ANDROID_PRODUCT_OUT}/data/app/FrameworksServicesTests/FrameworksServicesTests.apk &&
  adb shell am instrument -e class com.android.server.devicepolicy.DevicePolicyManagerTest \
    -w com.android.frameworks.servicestests/android.support.test.runner.AndroidJUnitRunner
 
  (mmma frameworks/base/services/tests/servicestests/ for non-ninja build)
  */
+@SmallTest
 public class DevicePolicyManagerTest extends DpmTestBase {
+    private static final List<String> OWNER_SETUP_PERMISSIONS = Arrays.asList(
+            permission.MANAGE_DEVICE_ADMINS, permission.MANAGE_PROFILE_AND_DEVICE_OWNERS,
+            permission.MANAGE_USERS, permission.INTERACT_ACROSS_USERS_FULL);
+
     private DpmMockContext mContext;
     public DevicePolicyManager dpm;
     public DevicePolicyManagerServiceTestable dpms;
@@ -1543,4 +1550,156 @@
         mContext.binder.callingUid = DpmMockContext.CALLER_SYSTEM_USER_UID;
         assertTrue(dpm.isAffiliatedUser());
     }
+
+    public void testGetUserProvisioningState_defaultResult() {
+        assertEquals(DevicePolicyManager.STATE_USER_UNMANAGED, dpm.getUserProvisioningState());
+    }
+
+    public void testSetUserProvisioningState_permission() throws Exception {
+        setupProfileOwner();
+        mContext.callerPermissions.add(permission.MANAGE_PROFILE_AND_DEVICE_OWNERS);
+
+        exerciseUserProvisioningTransitions(DpmMockContext.CALLER_USER_HANDLE,
+                DevicePolicyManager.STATE_USER_SETUP_FINALIZED);
+    }
+
+    public void testSetUserProvisioningState_unprivileged() throws Exception {
+        setupProfileOwner();
+        try {
+            dpm.setUserProvisioningState(DevicePolicyManager.STATE_USER_SETUP_FINALIZED,
+                    DpmMockContext.CALLER_USER_HANDLE);
+            fail("Expected SecurityException");
+        } catch (SecurityException expected) {
+        }
+    }
+
+    public void testSetUserProvisioningState_noManagement() {
+        mContext.callerPermissions.add(permission.MANAGE_PROFILE_AND_DEVICE_OWNERS);
+        try {
+            dpm.setUserProvisioningState(DevicePolicyManager.STATE_USER_SETUP_FINALIZED,
+                    DpmMockContext.CALLER_USER_HANDLE);
+            fail("IllegalStateException expected");
+        } catch (IllegalStateException e) {
+            MoreAsserts.assertContainsRegex("change provisioning state unless a .* owner is set",
+                    e.getMessage());
+        }
+        assertEquals(DevicePolicyManager.STATE_USER_UNMANAGED, dpm.getUserProvisioningState());
+    }
+
+    public void testSetUserProvisioningState_deviceOwnerFromSetupWizard() throws Exception {
+        mContext.binder.callingUid = DpmMockContext.CALLER_SYSTEM_USER_UID;
+        setupDeviceOwner();
+        mContext.callerPermissions.add(permission.MANAGE_PROFILE_AND_DEVICE_OWNERS);
+
+        exerciseUserProvisioningTransitions(UserHandle.USER_SYSTEM,
+                DevicePolicyManager.STATE_USER_SETUP_COMPLETE,
+                DevicePolicyManager.STATE_USER_SETUP_FINALIZED);
+    }
+
+    public void testSetUserProvisioningState_deviceOwnerFromSetupWizardAlternative()
+            throws Exception {
+        mContext.binder.callingUid = DpmMockContext.CALLER_SYSTEM_USER_UID;
+        setupDeviceOwner();
+        mContext.callerPermissions.add(permission.MANAGE_PROFILE_AND_DEVICE_OWNERS);
+
+        exerciseUserProvisioningTransitions(UserHandle.USER_SYSTEM,
+                DevicePolicyManager.STATE_USER_SETUP_INCOMPLETE,
+                DevicePolicyManager.STATE_USER_SETUP_FINALIZED);
+    }
+
+    public void testSetUserProvisioningState_deviceOwnerWithoutSetupWizard() throws Exception {
+        mContext.binder.callingUid = DpmMockContext.CALLER_SYSTEM_USER_UID;
+        setupDeviceOwner();
+        mContext.callerPermissions.add(permission.MANAGE_PROFILE_AND_DEVICE_OWNERS);
+
+        exerciseUserProvisioningTransitions(UserHandle.USER_SYSTEM,
+                DevicePolicyManager.STATE_USER_SETUP_FINALIZED);
+    }
+
+    public void testSetUserProvisioningState_managedProfileFromSetupWizard_primaryUser()
+            throws Exception {
+        setupProfileOwner();
+        mContext.callerPermissions.add(permission.MANAGE_PROFILE_AND_DEVICE_OWNERS);
+
+        exerciseUserProvisioningTransitions(DpmMockContext.CALLER_USER_HANDLE,
+                DevicePolicyManager.STATE_USER_PROFILE_COMPLETE,
+                DevicePolicyManager.STATE_USER_UNMANAGED);
+    }
+
+    public void testSetUserProvisioningState_managedProfileFromSetupWizard_managedProfile()
+            throws Exception {
+        setupProfileOwner();
+        mContext.callerPermissions.add(permission.MANAGE_PROFILE_AND_DEVICE_OWNERS);
+
+        exerciseUserProvisioningTransitions(DpmMockContext.CALLER_USER_HANDLE,
+                DevicePolicyManager.STATE_USER_SETUP_COMPLETE,
+                DevicePolicyManager.STATE_USER_SETUP_FINALIZED);
+    }
+
+    public void testSetUserProvisioningState_managedProfileWithoutSetupWizard() throws Exception {
+        setupProfileOwner();
+        mContext.callerPermissions.add(permission.MANAGE_PROFILE_AND_DEVICE_OWNERS);
+
+        exerciseUserProvisioningTransitions(DpmMockContext.CALLER_USER_HANDLE,
+                DevicePolicyManager.STATE_USER_SETUP_FINALIZED);
+    }
+
+    public void testSetUserProvisioningState_illegalTransitionOutOfFinalized1() throws Exception {
+        setupProfileOwner();
+        mContext.callerPermissions.add(permission.MANAGE_PROFILE_AND_DEVICE_OWNERS);
+
+        try {
+            exerciseUserProvisioningTransitions(DpmMockContext.CALLER_USER_HANDLE,
+                    DevicePolicyManager.STATE_USER_SETUP_FINALIZED,
+                    DevicePolicyManager.STATE_USER_UNMANAGED);
+            fail("Expected IllegalStateException");
+        } catch (IllegalStateException e) {
+            MoreAsserts.assertContainsRegex("Cannot move to user provisioning state",
+                    e.getMessage());
+        }
+    }
+
+    public void testSetUserProvisioningState_illegalTransitionToAnotherInProgressState()
+            throws Exception {
+        setupProfileOwner();
+        mContext.callerPermissions.add(permission.MANAGE_PROFILE_AND_DEVICE_OWNERS);
+
+        try {
+            exerciseUserProvisioningTransitions(DpmMockContext.CALLER_USER_HANDLE,
+                    DevicePolicyManager.STATE_USER_SETUP_INCOMPLETE,
+                    DevicePolicyManager.STATE_USER_SETUP_COMPLETE);
+            fail("Expected IllegalStateException");
+        } catch (IllegalStateException e) {
+            MoreAsserts.assertContainsRegex("Cannot move to user provisioning state",
+                    e.getMessage());
+        }
+    }
+
+    private void exerciseUserProvisioningTransitions(int userId, int... states) {
+        assertEquals(DevicePolicyManager.STATE_USER_UNMANAGED, dpm.getUserProvisioningState());
+        for (int state : states) {
+            dpm.setUserProvisioningState(state, userId);
+            assertEquals(state, dpm.getUserProvisioningState());
+        }
+    }
+
+    private void setupProfileOwner() throws Exception {
+        mContext.callerPermissions.addAll(OWNER_SETUP_PERMISSIONS);
+
+        setUpPackageManagerForAdmin(admin1, DpmMockContext.CALLER_UID);
+        dpm.setActiveAdmin(admin1, false);
+        assertTrue(dpm.setProfileOwner(admin1, null, DpmMockContext.CALLER_USER_HANDLE));
+
+        mContext.callerPermissions.removeAll(OWNER_SETUP_PERMISSIONS);
+    }
+
+    private void setupDeviceOwner() throws Exception {
+        mContext.callerPermissions.addAll(OWNER_SETUP_PERMISSIONS);
+
+        setUpPackageManagerForAdmin(admin1, DpmMockContext.CALLER_SYSTEM_USER_UID);
+        dpm.setActiveAdmin(admin1, false);
+        assertTrue(dpm.setDeviceOwner(admin1, null, UserHandle.USER_SYSTEM));
+
+        mContext.callerPermissions.removeAll(OWNER_SETUP_PERMISSIONS);
+    }
 }
diff --git a/tools/aapt2/link/Link.cpp b/tools/aapt2/link/Link.cpp
index f3a9ea3..3ecb2c4 100644
--- a/tools/aapt2/link/Link.cpp
+++ b/tools/aapt2/link/Link.cpp
@@ -907,6 +907,8 @@
     Maybe<std::string> versionCode, versionName;
     Maybe<std::string> customJavaPackage;
     std::vector<std::string> extraJavaPackages;
+    bool legacyXFlag = false;
+    bool requireLocalization = false;
     Flags flags = Flags()
             .requiredFlag("-o", "Output path", &options.outputPath)
             .requiredFlag("--manifest", "Path to the Android manifest to build",
@@ -922,6 +924,10 @@
             .optionalSwitch("--no-auto-version",
                             "Disables automatic style and layout SDK versioning",
                             &options.noAutoVersion)
+            .optionalSwitch("-x", "Legacy flag that specifies to use the package identifier 0x01",
+                            &legacyXFlag)
+            .optionalSwitch("-z", "Require localization of strings marked 'suggested'",
+                            &requireLocalization)
             .optionalSwitch("--output-to-dir", "Outputs the APK contents to a directory specified "
                             "by -o",
                             &options.outputToDirectory)
diff --git a/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/android/BridgeWindow.java b/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/android/BridgeWindow.java
index 48012db..a3f3821 100644
--- a/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/android/BridgeWindow.java
+++ b/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/android/BridgeWindow.java
@@ -87,6 +87,11 @@
     }
 
     @Override
+    public void updatePointerIcon(float x, float y) {
+        // pass for now
+    }
+
+    @Override
     public void dispatchSystemUiVisibilityChanged(int seq, int globalUi,
             int localValue, int localChanges) {
         // pass for now.
@@ -105,4 +110,5 @@
         // pass for now.
         return null;
     }
+
 }