Fix layering violation where content is included by gpu.

content/common/gpu/client/webgraphicscontext3d_command_buffer_impl.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_COMMON_GPU_CLIENT_WEBGRAPHICSCONTEXT3D_COMMAND_BUFFER_IMPL_H_
 #define CONTENT_COMMON_GPU_CLIENT_WEBGRAPHICSCONTEXT3D_COMMAND_BUFFER_IMPL_H_
 
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
+#include "content/common/gpu/client/command_buffer_proxy_impl.h"
 #include "content/common/gpu/gpu_process_launch_causes.h"
 #include "googleurl/src/gurl.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebGraphicsContext3D.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
 #include "ui/gl/gpu_preference.h"
 #include "ui/gfx/native_widget_types.h"
 
 #if defined(USE_SKIA)
 #define FLIP_FRAMEBUFFER_VERTICALLY
 #endif
 
-class CommandBufferProxy;
 namespace gpu {
 
 class TransferBuffer;
 
 namespace gles2 {
 class GLES2CmdHelper;
 class GLES2Implementation;
 }
 }
 
@@ skipping 37 matching lines @@
  public:
   WebGraphicsContext3DCommandBufferImpl(
       int surface_id,
       const GURL& active_url,
       GpuChannelHostFactory* factory,
       const base::WeakPtr<WebGraphicsContext3DSwapBuffersClient>& swap_client);
 
   virtual ~WebGraphicsContext3DCommandBufferImpl();
 
   void InitializeWithCommandBuffer(
-      CommandBufferProxy* command_buffer,
+      CommandBufferProxyImpl* command_buffer,
       const Attributes& attributes,
       bool bind_generates_resources);
 
   bool Initialize(const Attributes& attributes,
                   bool bind_generates_resources,
                   CauseForGpuLaunch cause);
 
   // The following 3 IDs let one uniquely identify this context.
   // Gets the GPU process ID for this context.
   int GetGPUProcessID();
 
   // Gets the channel ID for this context.
   int GetChannelID();
 
   // Gets the context ID (relative to the channel).
   int GetContextID();
 
-  CommandBufferProxy* GetCommandBufferProxy() { return command_buffer_; }
+  CommandBufferProxyImpl* GetCommandBufferProxy() { return command_buffer_; }
 
   gpu::gles2::GLES2Implementation* GetImplementation() { return gl_; }
 
   // Return true if GPU process reported context lost or there was a
   // problem communicating with the GPU process.
   bool IsCommandBufferContextLost();
 
   // Create a WebGraphicsContext3DCommandBufferImpl that renders directly to a
   // view. The view and the associated window must not be destroyed until
   // the returned ContentGLContext has been destroyed, otherwise the GPU process
@@ skipping 599 matching lines @@
 #ifdef FLIP_FRAMEBUFFER_VERTICALLY
   std::vector<uint8> scanline_;
   void FlipVertically(uint8* framebuffer,
                       unsigned int width,
                       unsigned int height);
 #endif
 
   bool initialized_;
   WebGraphicsContext3DCommandBufferImpl* parent_;
   uint32 parent_texture_id_;
-  CommandBufferProxy* command_buffer_;
+  CommandBufferProxyImpl* command_buffer_;
   gpu::gles2::GLES2CmdHelper* gles2_helper_;
   gpu::TransferBuffer* transfer_buffer_;
   gpu::gles2::GLES2Implementation* gl_;
   Error last_error_;
   int frame_number_;
   bool bind_generates_resources_;
   bool use_echo_for_swap_ack_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_CLIENT_WEBGRAPHICSCONTEXT3D_COMMAND_BUFFER_IMPL_H_