Replace WGC3D visibility extension with resource_usage extension. [Part 2 of 3]

content/renderer/gpu/command_buffer_proxy.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_RENDERER_GPU_COMMAND_BUFFER_PROXY_H_
 #define CONTENT_RENDERER_GPU_COMMAND_BUFFER_PROXY_H_
 #pragma once
 
 #if defined(ENABLE_GPU)
 
 #include <map>
 #include <queue>
 
 #include "base/callback.h"
 #include "base/memory/linked_ptr.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "content/renderer/gpu/gpu_video_decode_accelerator_host.h"
 #include "gpu/command_buffer/common/command_buffer.h"
 #include "ipc/ipc_channel.h"
 #include "ipc/ipc_message.h"
+#include "ui/gfx/gl/gl_surface.h"
 
 class GpuChannelHost;
 struct GPUCommandBufferConsoleMessage;
 
 namespace base {
 class SharedMemory;
 }
 
 // Client side proxy that forwards messages synchronously to a
 // CommandBufferStub.
@@ skipping 26 matching lines @@
   virtual gpu::Buffer GetTransferBuffer(int32 handle) OVERRIDE;
   virtual void SetToken(int32 token) OVERRIDE;
   virtual void SetParseError(gpu::error::Error error) OVERRIDE;
   virtual void SetContextLostReason(
       gpu::error::ContextLostReason reason) OVERRIDE;
 
   // Invoke the task when the channel has been flushed. Takes care of deleting
   // the task whether the echo succeeds or not.
   bool Echo(const base::Closure& callback);
 
-  // Sends an IPC message with the new state of surface visibility
-  bool SetSurfaceVisible(bool visible);
+  // Sends an IPC message with the new state of resource usage
+  bool SetResourceUsage(gfx::GLSurface::ResourceUsage resourceUsage);
 
   // Reparent a command buffer. TODO(apatrick): going forward, the notion of
   // the parent / child relationship between command buffers is going away in
   // favor of the notion of surfaces that can be drawn to in one command buffer
   // and bound as a texture in any other.
   virtual bool SetParent(CommandBufferProxy* parent_command_buffer,
                          uint32 parent_texture_id);
 
   void SetChannelErrorCallback(const base::Closure& callback);
 
@@ skipping 48 matching lines @@
   base::Closure notify_repaint_task_;
 
   base::Closure channel_error_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(CommandBufferProxy);
 };
 
 #endif  // ENABLE_GPU
 
 #endif  // CONTENT_RENDERER_GPU_COMMAND_BUFFER_PROXY_H_