Move IPC::MessageFilter and router to a separate file

content/browser/gpu/browser_gpu_channel_host_factory.h

 // Copyright (c) 2012 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_BROWSER_GPU_BROWSER_GPU_CHANNEL_HOST_FACTORY_H_
 #define CONTENT_BROWSER_GPU_BROWSER_GPU_CHANNEL_HOST_FACTORY_H_
 
 #include <vector>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/process/process.h"
 #include "base/synchronization/waitable_event.h"
 #include "content/common/gpu/client/gpu_channel_host.h"
 #include "ipc/ipc_channel_handle.h"
+#include "ipc/message_filter.h"
 
 namespace content {
 
 class CONTENT_EXPORT BrowserGpuChannelHostFactory
     : public GpuChannelHostFactory {
  public:
   static void Initialize(bool establish_gpu_channel);
   static void Terminate();
   static BrowserGpuChannelHostFactory* instance() { return instance_; }
 
@@ skipping 89 matching lines @@
   static void CommandBufferCreatedOnIO(CreateRequest* request, bool succeeded);
   void CreateImageOnIO(
       gfx::PluginWindowHandle window,
       int32 image_id,
       const CreateImageCallback& callback);
   static void ImageCreatedOnIO(
       const CreateImageCallback& callback, const gfx::Size size);
   static void OnImageCreated(
       const CreateImageCallback& callback, const gfx::Size size);
   void DeleteImageOnIO(int32 image_id, int32 sync_point);
-  static void AddFilterOnIO(
-      int gpu_host_id,
-      scoped_refptr<IPC::ChannelProxy::MessageFilter> filter);
+  static void AddFilterOnIO(int gpu_host_id,
+                            scoped_refptr<IPC::MessageFilter> filter);
 
   const int gpu_client_id_;
   scoped_ptr<base::WaitableEvent> shutdown_event_;
   scoped_refptr<GpuChannelHost> gpu_channel_;
   int gpu_host_id_;
   scoped_refptr<EstablishRequest> pending_request_;
   std::vector<base::Closure> established_callbacks_;
 
   static BrowserGpuChannelHostFactory* instance_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserGpuChannelHostFactory);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_GPU_BROWSER_GPU_CHANNEL_HOST_FACTORY_H_