gpu: A common GpuMemoryBufferManager implemenetation for clients.

content/child/child_gpu_memory_buffer_manager.h

 // Copyright 2014 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_CHILD_CHILD_GPU_MEMORY_BUFFER_MANAGER_H_
 #define CONTENT_CHILD_CHILD_GPU_MEMORY_BUFFER_MANAGER_H_
 
 #include <memory>
 
 #include "base/macros.h"
 #include "content/child/thread_safe_sender.h"
-#include "gpu/command_buffer/client/gpu_memory_buffer_manager.h"
+#include "gpu/ipc/client/client_gpu_memory_buffer_manager.h"
 
 namespace content {
 
-class ChildGpuMemoryBufferManager : public gpu::GpuMemoryBufferManager {
+class ChildGpuMemoryBufferManager
+    : public gpu::ClientGpuMemoryBufferManager::Delegate {
  public:
   explicit ChildGpuMemoryBufferManager(ThreadSafeSender* sender);
   ~ChildGpuMemoryBufferManager() override;
 
-  // Overridden from gpu::GpuMemoryBufferManager:
-  std::unique_ptr<gfx::GpuMemoryBuffer> AllocateGpuMemoryBuffer(
+  gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager() {
+    return gpu_memory_buffer_manager_.get();
+  }
+
+ private:
+  // gpu::ClientGpuMemoryBufferManager::Delegate:
+  gfx::GpuMemoryBufferHandle GetSharedMemoryHandle(
       const gfx::Size& size,
       gfx::BufferFormat format,
-      gfx::BufferUsage usage,
-      gpu::SurfaceHandle surface_handle) override;
-  std::unique_ptr<gfx::GpuMemoryBuffer> CreateGpuMemoryBufferFromHandle(
-      const gfx::GpuMemoryBufferHandle& handle,
-      const gfx::Size& size,
-      gfx::BufferFormat format) override;
-  gfx::GpuMemoryBuffer* GpuMemoryBufferFromClientBuffer(
-      ClientBuffer buffer) override;
-  void SetDestructionSyncToken(gfx::GpuMemoryBuffer* buffer,
-                               const gpu::SyncToken& sync_token) override;
+      gfx::BufferUsage usage) override;
+  void DeletedGpuMemoryBuffer(gfx::GpuMemoryBufferId id,
+                              const gpu::SyncToken& token) override;
 
- private:
   scoped_refptr<ThreadSafeSender> sender_;
+  scoped_refptr<gpu::ClientGpuMemoryBufferManager> gpu_memory_buffer_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(ChildGpuMemoryBufferManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_CHILD_GPU_MEMORY_BUFFER_MANAGER_H_