cc: Reject CompositorFrames to old child surfaces

cc/surfaces/surface.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CC_SURFACES_SURFACE_H_
 #define CC_SURFACES_SURFACE_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 119 matching lines @@
               const DrawCallback& draw_callback,
               const WillDrawCallback& will_draw_callback);
     FrameData(FrameData&& other);
     ~FrameData();
     FrameData& operator=(FrameData&& other);
     CompositorFrame frame;
     DrawCallback draw_callback;
     WillDrawCallback will_draw_callback;
   };
 
+  // Called to prevent additional CompositorFrames from being accepted into this
+  // surface. Once a Surface is closed, it cannot accept CompositorFrames again.
+  void Close();
+
   void ActivatePendingFrame();
   // Called when all of the surface's dependencies have been resolved.
   void ActivateFrame(FrameData frame_data);
   void UpdateBlockingSurfaces(bool has_previous_pending_frame,
                               const CompositorFrame& current_frame);
 
   void UnrefFrameResourcesAndRunDrawCallback(
       base::Optional<FrameData> frame_data);
   void ClearCopyRequests();
 
   void TakeLatencyInfoFromPendingFrame(
       std::vector<ui::LatencyInfo>* latency_info);
   static void TakeLatencyInfoFromFrame(
       CompositorFrame* frame,
       std::vector<ui::LatencyInfo>* latency_info);
 
-  SurfaceId surface_id_;
+  const SurfaceId surface_id_;
   SurfaceId previous_frame_surface_id_;
   base::WeakPtr<SurfaceFactory> factory_;
 
   base::Optional<FrameData> pending_frame_data_;
   base::Optional<FrameData> active_frame_data_;
   int frame_index_;
+  bool closed_ = false;
   bool destroyed_;
   std::vector<SurfaceSequence> destruction_dependencies_;
 
   SurfaceDependencies blocking_surfaces_;
   base::ObserverList<PendingFrameObserver, true> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(Surface);
 };
 
 }  // namespace cc
 
 #endif  // CC_SURFACES_SURFACE_H_