Add a content overlay for auto-enter w/o a source hint rect

Bug: 184703546
Test: Swipe up from app with auto-enter but no source hint rect

Signed-off-by: Winson Chung <winsonc@google.com>
Change-Id: Ib6f03dc6b11d37c44d732c75adabf45d1795fefc

quickstep/src/com/android/quickstep/RecentsAnimationController.java

@@ -19,6 +19,7 @@ import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.launcher3.util.Executors.THREAD_POOL_EXECUTOR;
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 
+import android.view.SurfaceControl;
 import android.window.PictureInPictureSurfaceTransaction;
 
 import androidx.annotation.NonNull;
@@ -159,12 +160,15 @@ public class RecentsAnimationController {
      * that animating Activity to PiP has completed and the associated task surface should be
      * updated accordingly. This should be called before `finish`
      * @param taskId for which the leash should be updated
-     * @param finishTransaction leash operations for the final transform.
+     * @param finishTransaction the transaction to transfer to the task surface control after the
+     *                          leash is removed
+     * @param overlay the surface control for an overlay being shown above the pip (can be null)
      */
     public void setFinishTaskTransaction(int taskId,
-            PictureInPictureSurfaceTransaction finishTransaction) {
+            PictureInPictureSurfaceTransaction finishTransaction,
+            SurfaceControl overlay) {
         UI_HELPER_EXECUTOR.execute(
-                () -> mController.setFinishTaskTransaction(taskId, finishTransaction));
+                () -> mController.setFinishTaskTransaction(taskId, finishTransaction, overlay));
     }
 
     /**