Route IPC through browser when creating a viewable command buffer.

chrome/browser/gpu_process_host_ui_shim.h

 // Copyright (c) 2010 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 CHROME_BROWSER_GPU_PROCESS_HOST_UI_SHIM_H_
 #define CHROME_BROWSER_GPU_PROCESS_HOST_UI_SHIM_H_
 #pragma once
 
 // This class lives on the UI thread and supports classes like the
 // BackingStoreProxy, which must live on the UI thread. The IO thread
@@ skipping 59 matching lines @@
     gpu_info_collected_callback_.reset(callback);
   }
 
  private:
   friend struct DefaultSingletonTraits<GpuProcessHostUIShim>;
 
   GpuProcessHostUIShim();
   virtual ~GpuProcessHostUIShim();
 
   // Message handlers.
+  void OnDestroyCommandBuffer(gfx::PluginWindowHandle window,
+                              int32 renderer_id, int32 render_view_id);
   void OnGraphicsInfoCollected(const GPUInfo& gpu_info);
   bool OnControlMessageReceived(const IPC::Message& message);
 
 #if defined(OS_LINUX)
-  void OnGetViewXID(gfx::NativeViewId id, IPC::Message* reply_msg);
-  void OnReleaseXID(unsigned long xid);
   void OnResizeXID(unsigned long xid, gfx::Size size, IPC::Message* reply_msg);
 #elif defined(OS_MACOSX)
   void OnAcceleratedSurfaceSetIOSurface(
       const GpuHostMsg_AcceleratedSurfaceSetIOSurface_Params& params);
   void OnAcceleratedSurfaceBuffersSwapped(
       const GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params& params);
 #elif defined(OS_WIN)
-  void OnGetCompositorHostWindow(int renderer_id,
-                                 int render_view_id,
-                                 IPC::Message* reply_message);
   void OnScheduleComposite(int32 renderer_id, int32 render_view_id);
 #endif
 
   int last_routing_id_;
 
   GPUInfo gpu_info_;
 
   MessageRouter router_;
 
   // Used only in testing. If set, the callback is invoked when the GPU info
   // has been collected.
   scoped_ptr<Callback0::Type> gpu_info_collected_callback_;
 };
 
 #endif  // CHROME_BROWSER_GPU_PROCESS_HOST_UI_SHIM_H_