Merge "Add new callback for when activity rotates" into rvc-dev

core/java/android/app/ITaskStackListener.aidl

@@ -216,4 +216,14 @@ oneway interface ITaskStackListener {
      *                             in {@link android.content.pm.ActivityInfo}.
      */
      void onTaskRequestedOrientationChanged(int taskId, int requestedOrientation);
+
+    /**
+     * Called when a rotation is about to start on the foreground activity.
+     * This applies for:
+     *   * free sensor rotation
+     *   * forced rotation
+     *   * rotation settings set through adb command line
+     *   * rotation that occurs when rotation tile is toggled in quick settings
+     */
+     void onActivityRotation();
 }

core/java/android/app/TaskStackListener.java

@@ -199,4 +199,8 @@ public abstract class TaskStackListener extends ITaskStackListener.Stub {
     @Override
     public void onTaskRequestedOrientationChanged(int taskId, int requestedOrientation) {
     }
+
+    @Override
+    public void onActivityRotation() {
+    }
 }