Don't Disable Pkg Verifier When Provisioning

Remove code that temporarily disabled the package verifier during DO
provisioning.  This is no longer necessary, since a user dialog box no
longer pops up with package verifier on.

Change-Id: Iae25558ac38fddba4b13786b2f0a1a46d91cf4b5
Bug: 116754444
Test: Ran DO provisioning from QR code manually
Test: com.android.managedprovisioning.task.InstallPackageTaskTest
Test:
com.android.managedprovisioning.provisioning.DeviceOwnerProvisioningControllerTest
Merged-In: Iae25558ac38fddba4b13786b2f0a1a46d91cf4b5
(cherry picked from commit 661ee972c2022955dc101c06114f6df49f29bc7a)
(cherry picked from commit fcee9be463f43feb1d1825699cfb0b056e8f2e90)
diff --git a/src/com/android/managedprovisioning/task/InstallPackageTask.java b/src/com/android/managedprovisioning/task/InstallPackageTask.java
index ea93433..779d2c9 100644
--- a/src/com/android/managedprovisioning/task/InstallPackageTask.java
+++ b/src/com/android/managedprovisioning/task/InstallPackageTask.java
@@ -30,10 +30,8 @@
 import android.content.pm.PackageManager;
 import android.text.TextUtils;
 
-import com.android.internal.annotations.VisibleForTesting;
 import com.android.managedprovisioning.R;
 import com.android.managedprovisioning.common.ProvisionLogger;
-import com.android.managedprovisioning.common.SettingsFacade;
 import com.android.managedprovisioning.model.ProvisioningParams;
 
 import java.io.File;
@@ -52,12 +50,10 @@
     public static final int ERROR_PACKAGE_INVALID = 0;
     public static final int ERROR_INSTALLATION_FAILED = 1;
 
-    private final SettingsFacade mSettingsFacade;
     private final DownloadPackageTask mDownloadPackageTask;
 
     private final PackageManager mPm;
     private final DevicePolicyManager mDpm;
-    private boolean mInitialPackageVerifierEnabled;
 
     /**
      * Create an InstallPackageTask. When run, this will attempt to install the device admin package
@@ -70,21 +66,10 @@
             Context context,
             ProvisioningParams params,
             Callback callback) {
-        this(new SettingsFacade(), downloadPackageTask, context, params, callback);
-    }
-
-    @VisibleForTesting
-    InstallPackageTask(
-            SettingsFacade settingsFacade,
-            DownloadPackageTask downloadPackageTask,
-            Context context,
-            ProvisioningParams params,
-            Callback callback) {
         super(context, params, callback);
 
         mPm = context.getPackageManager();
         mDpm = context.getSystemService(DevicePolicyManager.class);
-        mSettingsFacade = checkNotNull(settingsFacade);
         mDownloadPackageTask = checkNotNull(downloadPackageTask);
     }
 
@@ -117,16 +102,12 @@
         String packageName = mProvisioningParams.inferDeviceAdminPackageName();
 
         ProvisionLogger.logi("Installing package " + packageName);
-        mInitialPackageVerifierEnabled = mSettingsFacade.isPackageVerifierEnabled(mContext);
         if (TextUtils.isEmpty(packageLocation)) {
             // Do not log time if not installing any package, as that isn't useful.
             success();
             return;
         }
 
-        // Temporarily turn off package verification.
-        mSettingsFacade.setPackageVerifierEnabled(mContext, false);
-
         int installFlags = PackageManager.INSTALL_REPLACE_EXISTING;
         // Current device owner (if exists) must be test-only, so it is fine to replace it with a
         // test-only package of same package name. No need to further verify signature as
@@ -162,8 +143,6 @@
                 session.commit(pendingIntent.getIntentSender());
             }
         } catch (IOException e) {
-            mSettingsFacade.setPackageVerifierEnabled(mContext, mInitialPackageVerifierEnabled);
-
             ProvisionLogger.loge("Installing package " + packageName + " failed.", e);
             error(ERROR_INSTALLATION_FAILED);
         } finally {
@@ -185,8 +164,6 @@
 
         @Override
         public void onReceive(Context context, Intent intent) {
-            mSettingsFacade.setPackageVerifierEnabled(mContext, mInitialPackageVerifierEnabled);
-
             // Should not happen as we use a one shot pending intent specifically for this receiver
             if (intent.getAction() == null || !intent.getAction().startsWith(ACTION_INSTALL_DONE)) {
                 ProvisionLogger.logw("Incorrect action");
diff --git a/tests/instrumentation/src/com/android/managedprovisioning/task/InstallPackageTaskTest.java b/tests/instrumentation/src/com/android/managedprovisioning/task/InstallPackageTaskTest.java
index 18bfd37..3fab0d2 100644
--- a/tests/instrumentation/src/com/android/managedprovisioning/task/InstallPackageTaskTest.java
+++ b/tests/instrumentation/src/com/android/managedprovisioning/task/InstallPackageTaskTest.java
@@ -47,7 +47,6 @@
 import android.test.AndroidTestCase;
 import android.test.suitebuilder.annotation.SmallTest;
 
-import com.android.managedprovisioning.common.SettingsFacade;
 import com.android.managedprovisioning.model.ProvisioningParams;
 
 import org.mockito.ArgumentCaptor;
@@ -83,7 +82,6 @@
     @Mock private AbstractProvisioningTask.Callback mCallback;
     @Mock private DownloadPackageTask mDownloadPackageTask;
     private InstallPackageTask mTask;
-    private final SettingsFacade mSettingsFacade = new SettingsFacadeStub();
     private String mTestPackageLocation;
 
     @Override
@@ -115,8 +113,7 @@
             out.write(APK_CONTENT);
         }
 
-        mTask = new InstallPackageTask(mSettingsFacade, mDownloadPackageTask, mMockContext,
-                TEST_PARAMS, mCallback);
+        mTask = new InstallPackageTask(mDownloadPackageTask, mMockContext, TEST_PARAMS, mCallback);
     }
 
     @SmallTest
@@ -130,7 +127,6 @@
         verify(mPackageManager, never()).getPackageInstaller();
         verify(mCallback).onSuccess(mTask);
         verifyNoMoreInteractions(mCallback);
-        assertTrue(mSettingsFacade.isPackageVerifierEnabled(mMockContext));
     }
 
     @SmallTest
@@ -153,7 +149,6 @@
         // THEN we receive a success callback
         verify(mCallback, timeout(TIMEOUT)).onSuccess(mTask);
         verifyNoMoreInteractions(mCallback);
-        assertTrue(mSettingsFacade.isPackageVerifierEnabled(mMockContext));
     }
 
     @SmallTest
@@ -179,7 +174,6 @@
         // THEN we receive a success callback
         verify(mCallback, timeout(TIMEOUT)).onSuccess(mTask);
         verifyNoMoreInteractions(mCallback);
-        assertTrue(mSettingsFacade.isPackageVerifierEnabled(mMockContext));
     }
 
 
@@ -205,7 +199,6 @@
         // THEN we get a success callback, because an existing version of the DPC is present
         verify(mCallback, timeout(TIMEOUT)).onSuccess(mTask);
         verifyNoMoreInteractions(mCallback);
-        assertTrue(mSettingsFacade.isPackageVerifierEnabled(mMockContext));
     }
 
     @SmallTest
@@ -230,7 +223,6 @@
         // THEN we get a success callback, because an existing version of the DPC is present
         verify(mCallback, timeout(TIMEOUT)).onError(mTask, ERROR_INSTALLATION_FAILED);
         verifyNoMoreInteractions(mCallback);
-        assertTrue(mSettingsFacade.isPackageVerifierEnabled(mMockContext));
     }
 
     @SmallTest
@@ -252,7 +244,6 @@
         // THEN we get a success callback, because the wrong package name
         verify(mCallback, timeout(TIMEOUT)).onError(mTask, ERROR_PACKAGE_INVALID);
         verifyNoMoreInteractions(mCallback);
-        assertTrue(mSettingsFacade.isPackageVerifierEnabled(mContext));
     }
 
     private IntentSender verifyPackageInstalled(int installFlags) throws IOException {
@@ -274,18 +265,4 @@
         verify(mSession).commit(intentSenderCaptor.capture());
         return intentSenderCaptor.getValue();
     }
-
-    private static class SettingsFacadeStub extends SettingsFacade {
-        private boolean mPackageVerifierEnabled = true;
-
-        @Override
-        public boolean isPackageVerifierEnabled(Context c) {
-            return mPackageVerifierEnabled;
-        }
-
-        @Override
-        public void setPackageVerifierEnabled(Context c, boolean packageVerifierEnabled) {
-            mPackageVerifierEnabled = packageVerifierEnabled;
-        }
-    }
 }