Adding GpuMemoryManager to track GpuCommandBufferStub visibility and last_used_time and dictate mem…

content/common/gpu/gpu_channel.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_GPU_CHANNEL_H_
 #define CONTENT_COMMON_GPU_GPU_CHANNEL_H_
 #pragma once
 
 #include <deque>
 #include <string>
@@ skipping 74 matching lines @@
   void CreateViewCommandBuffer(
       gfx::PluginWindowHandle window,
       int32 surface_id,
       const GPUCreateCommandBufferConfig& init_params,
       int32* route_id);
 
   gfx::GLShareGroup* share_group() const { return share_group_.get(); }
 
   GpuCommandBufferStub* LookupCommandBuffer(int32 route_id);
 
+  std::vector<GpuCommandBufferStub*> GetCommandBuffers();
+
   void LoseAllContexts();
 
   // Destroy channel and all contained contexts.
   void DestroySoon();
 
   // Generate a route ID guaranteed to be unique for this channel.
   int GenerateRouteID();
 
   // Called to add/remove a listener for a particular message routing ID.
   void AddRoute(int32 route_id, IPC::Channel::Listener* listener);
@@ skipping 68 matching lines @@
   bool handle_messages_scheduled_;
   bool processed_get_state_fast_;
   int32 num_contexts_preferring_discrete_gpu_;
 
   base::WeakPtrFactory<GpuChannel> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuChannel);
 };
 
 #endif  // CONTENT_COMMON_GPU_GPU_CHANNEL_H_