gpu: reference target surfaces through a globally unique surface id.

content/browser/renderer_host/accelerated_surface_container_linux.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_BROWSER_RENDERER_HOST_ACCELERATED_SURFACE_CONTAINER_LINUX_H_
 #define CONTENT_BROWSER_RENDERER_HOST_ACCELERATED_SURFACE_CONTAINER_LINUX_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "ui/gfx/compositor/compositor.h"
 #include "ui/gfx/surface/transport_dib.h"
 
 // Helper class for storing image data from the GPU process renderered
 // on behalf of the RWHVV. It assumes that GL context that will display
 // the image data is current  when an instance of this object is created
 // or destroyed.
 class AcceleratedSurfaceContainerLinux {
  public:
   virtual ~AcceleratedSurfaceContainerLinux() { }
   virtual void AddRef() = 0;
   virtual void Release() = 0;
 
   // Initialize the surface container, and returns an ID for it.
   // The |surface_id| given to this function may be modified, and the modified

[jonathan.backer, 2012/01/16 19:47:26]

s/surface_id/surface_handle?

[piman, 2012/01/17 19:40:54]

Done. Thanks.

   // value should be used to identify the object.
-  virtual bool Initialize(uint64* surface_id) = 0;
+  virtual bool Initialize(uint64* surface_handle) = 0;
 
   // Some implementations of this class use shared memory, this is the handle
   // to the shared buffer, which is part of the surface container.
   virtual TransportDIB::Handle Handle() const = 0;
 
   virtual ui::Texture* GetTexture() = 0;
 
   virtual const gfx::Size& GetSize() = 0;
 
   static AcceleratedSurfaceContainerLinux* Create(const gfx::Size& size);
 };
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_ACCELERATED_SURFACE_CONTAINER_LINUX_H_