gfx: Struct traits for GpuMemoryBufferId and GpuMemoryBufferType.

services/ui/ws/gpu_service_proxy.h

 // Copyright 2016 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 SERVICES_UI_WS_GPU_SERVICE_PROXY_H_
 #define SERVICES_UI_WS_GPU_SERVICE_PROXY_H_
 
 #include "base/single_thread_task_runner.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/threading/thread.h"
@@ skipping 33 matching lines @@
   void OnGpuChannelEstablished(const EstablishGpuChannelCallback& callback,
                                int32_t client_id,
                                mojo::ScopedMessagePipeHandle channel_handle);
   void OnInternalGpuChannelEstablished(
       mojo::ScopedMessagePipeHandle channel_handle);
 
   // mojom::GpuService overrides:
   void EstablishGpuChannel(
       const EstablishGpuChannelCallback& callback) override;
   void CreateGpuMemoryBuffer(
-      mojom::GpuMemoryBufferIdPtr id,
+      gfx::GpuMemoryBufferId id,
       const gfx::Size& size,
       gfx::BufferFormat format,
       gfx::BufferUsage usage,
       uint64_t surface_id,
       const mojom::GpuService::CreateGpuMemoryBufferCallback& callback)
       override;
-  void DestroyGpuMemoryBuffer(mojom::GpuMemoryBufferIdPtr id,
+  void DestroyGpuMemoryBuffer(gfx::GpuMemoryBufferId id,
                               const gpu::SyncToken& sync_token) override;
 
   // gpu::GpuChannelHostFactory overrides:
   bool IsMainThread() override;
   scoped_refptr<base::SingleThreadTaskRunner> GetIOThreadTaskRunner() override;
   std::unique_ptr<base::SharedMemory> AllocateSharedMemory(
       size_t size) override;
 
   GpuServiceProxyDelegate* delegate_;
   int32_t next_client_id_;
   scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner_;
   mojom::GpuServiceInternalPtr gpu_service_;
   mojo::BindingSet<mojom::GpuService> bindings_;
   gpu::GPUInfo gpu_info_;
   scoped_refptr<gpu::GpuChannelHost> gpu_channel_;
   base::WaitableEvent shutdown_event_;
   std::unique_ptr<base::Thread> io_thread_;
   std::unique_ptr<MusGpuMemoryBufferManager> gpu_memory_buffer_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuServiceProxy);
 };
 
 }  // namespace ws
 }  // namespace ui
 
 #endif  // SERVICES_UI_WS_GPU_SERVICE_PROXY_H_