Removed "compositor" child window that was created by the GPU process.

content/common/gpu/gpu_channel.h

 // Copyright (c) 2011 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 CONTENT_COMMON_GPU_GPU_CHANNEL_H_
 #define CONTENT_COMMON_GPU_GPU_CHANNEL_H_
 #pragma once
 
 #include <set>
 #include <string>
@@ skipping 56 matching lines @@
 
   // IPC::Message::Sender implementation:
   virtual bool Send(IPC::Message* msg);
 
   void CreateViewCommandBuffer(
       gfx::PluginWindowHandle window,
       int32 render_view_id,
       const GPUCreateCommandBufferConfig& init_params,
       int32* route_id);
 
+  void ViewResized(int32 command_buffer_route_id);
+
 #if defined(OS_MACOSX)
   virtual void AcceleratedSurfaceBuffersSwapped(
       int32 route_id, uint64 swap_buffers_count);
   void DestroyCommandBufferByViewId(int32 render_view_id);
 #endif
 
   void LoseAllContexts();
 
   // Get the TransportTexture by ID.
   TransportTexture* GetTransportTexture(int32 route_id);
@@ skipping 57 matching lines @@
   TransportTextureMap transport_textures_;
 
   bool log_messages_;  // True if we should log sent and received messages.
   gpu::gles2::DisallowedExtensions disallowed_extensions_;
   GpuWatchdog* watchdog_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuChannel);
 };
 
 #endif  // CONTENT_COMMON_GPU_GPU_CHANNEL_H_