Android: Revert use of SurfaceFactory::RequestCopyOfSurface()

ui/android/delegated_frame_host_android.cc

Index: ui/android/delegated_frame_host_android.cc
diff --git a/ui/android/delegated_frame_host_android.cc b/ui/android/delegated_frame_host_android.cc
index 99c279d0091a135a43d15d40bd53d696ebb944e1..4c6f8e0e3c3d581ca3ce3476c4dd3f36d6a53d58 100644
--- a/ui/android/delegated_frame_host_android.cc
+++ b/ui/android/delegated_frame_host_android.cc
@@ -174,8 +174,7 @@ void DelegatedFrameHostAndroid::RequestCopyOfSurface(
   if (!src_subrect_in_pixel.IsEmpty())
     copy_output_request->set_area(src_subrect_in_pixel);
 
-  surface_factory_->RequestCopyOfSurface(current_frame_->surface_id,
-                                         std::move(copy_output_request));
+  readback_layer->RequestCopyOfOutput(std::move(copy_output_request));
 }
 
 void DelegatedFrameHostAndroid::DestroyDelegatedContent() {