Revert "Move recents animation controller to shell"

Revert submission 21912191-recents_to_shell

Reason for revert: Testing b/274454574

Reverted changes: /q/submissionid:21912191-recents_to_shell

Change-Id: If1732c1f539a973a2ef0dc0f05302fcaaf366300
diff --git a/quickstep/src/com/android/quickstep/SystemUiProxy.java b/quickstep/src/com/android/quickstep/SystemUiProxy.java
index e42b0ec..0aa35b8 100644
--- a/quickstep/src/com/android/quickstep/SystemUiProxy.java
+++ b/quickstep/src/com/android/quickstep/SystemUiProxy.java
@@ -21,7 +21,6 @@
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 
 import android.app.ActivityManager;
-import android.app.ActivityOptions;
 import android.app.PendingIntent;
 import android.app.PictureInPictureParams;
 import android.content.ComponentName;
@@ -39,8 +38,6 @@
 import android.os.RemoteException;
 import android.os.UserHandle;
 import android.util.Log;
-import android.view.IRecentsAnimationController;
-import android.view.IRecentsAnimationRunner;
 import android.view.IRemoteAnimationRunner;
 import android.view.MotionEvent;
 import android.view.RemoteAnimationAdapter;
@@ -48,7 +45,6 @@
 import android.view.SurfaceControl;
 import android.window.IOnBackInvokedCallback;
 import android.window.RemoteTransition;
-import android.window.TaskSnapshot;
 import android.window.TransitionFilter;
 
 import androidx.annotation.Nullable;
@@ -59,9 +55,6 @@
 import com.android.launcher3.util.MainThreadInitializedObject;
 import com.android.launcher3.util.SplitConfigurationOptions;
 import com.android.systemui.shared.recents.ISystemUiProxy;
-import com.android.systemui.shared.recents.model.ThumbnailData;
-import com.android.systemui.shared.system.RecentsAnimationControllerCompat;
-import com.android.systemui.shared.system.RecentsAnimationListener;
 import com.android.systemui.shared.system.smartspace.ILauncherUnlockAnimationController;
 import com.android.systemui.shared.system.smartspace.ISysuiUnlockAnimationController;
 import com.android.systemui.shared.system.smartspace.SmartspaceState;
@@ -142,20 +135,9 @@
     // TODO(141886704): Find a way to remove this
     private int mLastSystemUiStateFlags;
 
-    /**
-     * This is a singleton pending intent that is used to start recents via Shell (which is a
-     * different process). It is bare-bones, so it's expected that the component and options will
-     * be provided via fill-in intent.
-     */
-    private final PendingIntent mRecentsPendingIntent;
-
     public SystemUiProxy(Context context) {
         mContext = context;
         mAsyncHandler = new Handler(UI_HELPER_EXECUTOR.getLooper(), this::handleMessageAsync);
-        final Intent baseIntent = new Intent().setPackage(mContext.getPackageName());
-        mRecentsPendingIntent = PendingIntent.getActivity(mContext, 0, baseIntent,
-                PendingIntent.FLAG_MUTABLE | PendingIntent.FLAG_ALLOW_UNSAFE_IMPLICIT_INTENT
-                        | Intent.FILL_IN_COMPONENT);
     }
 
     @Override
@@ -1084,41 +1066,4 @@
             Log.e(TAG, "Failed call setUnfoldAnimationListener", e);
         }
     }
-
-
-    /**
-     * Starts the recents activity. The caller should manage the thread on which this is called.
-     */
-    public boolean startRecentsActivity(Intent intent, ActivityOptions options,
-            RecentsAnimationListener listener) {
-        final IRecentsAnimationRunner runner = new IRecentsAnimationRunner.Stub() {
-            @Override
-            public void onAnimationStart(IRecentsAnimationController controller,
-                    RemoteAnimationTarget[] apps, RemoteAnimationTarget[] wallpapers,
-                    Rect homeContentInsets, Rect minimizedHomeBounds) {
-                listener.onAnimationStart(new RecentsAnimationControllerCompat(controller), apps,
-                        wallpapers, homeContentInsets, minimizedHomeBounds);
-            }
-
-            @Override
-            public void onAnimationCanceled(int[] taskIds, TaskSnapshot[] taskSnapshots) {
-                listener.onAnimationCanceled(
-                        ThumbnailData.wrap(taskIds, taskSnapshots));
-            }
-
-            @Override
-            public void onTasksAppeared(RemoteAnimationTarget[] apps) {
-                listener.onTasksAppeared(apps);
-            }
-        };
-        final Bundle optsBundle = options.toBundle();
-        try {
-            mRecentTasks.startRecentsTransition(mRecentsPendingIntent, intent, optsBundle,
-                    mContext.getIApplicationThread(), runner);
-        } catch (RemoteException e) {
-            Log.e(TAG, "Error starting recents via shell", e);
-            return false;
-        }
-        return true;
-    }
 }
diff --git a/quickstep/src/com/android/quickstep/TaskAnimationManager.java b/quickstep/src/com/android/quickstep/TaskAnimationManager.java
index 5010ea5..2c95516 100644
--- a/quickstep/src/com/android/quickstep/TaskAnimationManager.java
+++ b/quickstep/src/com/android/quickstep/TaskAnimationManager.java
@@ -22,6 +22,7 @@
 import static com.android.quickstep.GestureState.STATE_RECENTS_ANIMATION_INITIALIZED;
 import static com.android.quickstep.GestureState.STATE_RECENTS_ANIMATION_STARTED;
 import static com.android.quickstep.util.ActiveGestureErrorDetector.GestureEvent.START_RECENTS_ANIMATION;
+import static com.android.systemui.shared.system.RemoteTransitionCompat.newRemoteTransition;
 
 import android.app.ActivityManager;
 import android.app.ActivityOptions;
@@ -30,6 +31,7 @@
 import android.os.SystemProperties;
 import android.util.Log;
 import android.view.RemoteAnimationTarget;
+import android.window.RemoteTransition;
 
 import androidx.annotation.Nullable;
 import androidx.annotation.UiThread;
@@ -228,7 +230,9 @@
         mCallbacks.addListener(listener);
 
         if (ENABLE_SHELL_TRANSITIONS) {
-            final ActivityOptions options = ActivityOptions.makeBasic();
+            RemoteTransition transition = newRemoteTransition(mCallbacks,
+                    mCtx.getIApplicationThread());
+            final ActivityOptions options = ActivityOptions.makeRemoteTransition(transition);
             // Allowing to pause Home if Home is top activity and Recents is not Home. So when user
             // start home when recents animation is playing, the home activity can be resumed again
             // to let the transition controller collect Home activity.
@@ -244,7 +248,7 @@
                 options.setTransientLaunch();
             }
             options.setSourceInfo(ActivityOptions.SourceInfo.TYPE_RECENTS_ANIMATION, eventTime);
-            SystemUiProxy.INSTANCE.getNoCreate().startRecentsActivity(intent, options, mCallbacks);
+            UI_HELPER_EXECUTOR.execute(() -> mCtx.startActivity(intent, options.toBundle()));
         } else {
             UI_HELPER_EXECUTOR.execute(() -> ActivityManagerWrapper.getInstance()
                     .startRecentsActivity(intent, eventTime, mCallbacks, null, null));