Enqueuing new frames in a Surface should cause Displays to reaggregate it

content/browser/compositor/delegated_frame_host.h

Index: content/browser/compositor/delegated_frame_host.h
diff --git a/content/browser/compositor/delegated_frame_host.h b/content/browser/compositor/delegated_frame_host.h
index 493b2b2c75eba24a38971f99df6dce179313fbbe..9066666f0d54705aabc72b6a9373433d6643e1c3 100644
--- a/content/browser/compositor/delegated_frame_host.h
+++ b/content/browser/compositor/delegated_frame_host.h
@@ -272,6 +272,9 @@ class CONTENT_EXPORT DelegatedFrameHost
   gfx::Size current_surface_size_;
   cc::ReturnedResourceArray surface_returned_resources_;
 
+  std::vector<cc::SurfaceId> surfaces_to_destroy_after_commit_;
+  std::vector<cc::SurfaceId> surfaces_to_destroy_after_swap_;
+
   // This lock is the one waiting for a frame of the right size to come back
   // from the renderer/GPU process. It is set from the moment the aura window
   // got resized, to the moment we committed the renderer frame of the same