Make IPC::Channel::Listener:OnMessageReceived have a return value indicating ...

chrome/gpu/gpu_channel.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_GPU_GPU_CHANNEL_H_
 #define CHROME_GPU_GPU_CHANNEL_H_
 #pragma once
 
 #include <set>
 #include <string>
@@ skipping 28 matching lines @@
 
 #if defined(OS_POSIX)
   int GetRendererFileDescriptor();
 #endif  // defined(OS_POSIX)
 
   base::ProcessHandle renderer_handle() const {
     return renderer_process_.handle();
   }
 
   // IPC::Channel::Listener implementation:
-  virtual void OnMessageReceived(const IPC::Message& msg);
+  virtual bool OnMessageReceived(const IPC::Message& msg);
   virtual void OnChannelConnected(int32 peer_pid);
   virtual void OnChannelError();
 
   // IPC::Message::Sender implementation:
   virtual bool Send(IPC::Message* msg);
 
 #if defined(OS_MACOSX)
   virtual void AcceleratedSurfaceBuffersSwapped(
       int32 route_id, uint64 swap_buffers_count);
   void DidDestroySurface(int32 renderer_route_id);
 
   bool IsRenderViewGone(int32 renderer_route_id);
 #endif
 
  private:
-  void OnControlMessageReceived(const IPC::Message& msg);
+  bool OnControlMessageReceived(const IPC::Message& msg);
 
   int GenerateRouteID();
 
   // Message handlers.
   void OnCreateViewCommandBuffer(
       gfx::NativeViewId view,
       int32 render_view_id,
       const GPUCreateCommandBufferConfig& init_params,
       int32* route_id);
   void OnCreateOffscreenCommandBuffer(
@@ skipping 27 matching lines @@
   std::set<int32> destroyed_renderer_routes_;
 #endif  // defined (OS_MACOSX)
 #endif  // defined (ENABLE_GPU)
 
   bool log_messages_;  // True if we should log sent and received messages.
 
   DISALLOW_COPY_AND_ASSIGN(GpuChannel);
 };
 
 #endif  // CHROME_GPU_GPU_CHANNEL_H_