convert //gpu to std::unique_ptr

gpu/ipc/client/command_buffer_proxy_impl.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 GPU_IPC_CLIENT_COMMAND_BUFFER_PROXY_IMPL_H_
 #define GPU_IPC_CLIENT_COMMAND_BUFFER_PROXY_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <map>
+#include <memory>
 #include <queue>
 #include <string>
 
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/containers/hash_tables.h"
 #include "base/containers/scoped_ptr_hash_map.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
@@ skipping 178 matching lines @@
   // Client that wants to listen for important events on the GpuControl.
   gpu::GpuControlClient* gpu_control_client_;
 
   // Unowned list of DeletionObservers.
   base::ObserverList<DeletionObserver> deletion_observers_;
 
   // The last cached state received from the service.
   State last_state_;
 
   // The shared memory area used to update state.
-  scoped_ptr<base::SharedMemory> shared_state_shm_;
+  std::unique_ptr<base::SharedMemory> shared_state_shm_;
 
   // |*this| is owned by |*channel_| and so is always outlived by it, so using a
   // raw pointer is ok.
   GpuChannelHost* channel_;
   const gpu::CommandBufferId command_buffer_id_;
   const int32_t route_id_;
   const int32_t stream_id_;
   uint32_t flush_count_;
   int32_t last_put_offset_;
   int32_t last_barrier_put_offset_;
@@ skipping 25 matching lines @@
 
   base::WeakPtr<CommandBufferProxyImpl> weak_this_;
   scoped_refptr<base::SequencedTaskRunner> callback_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(CommandBufferProxyImpl);
 };
 
 }  // namespace gpu
 
 #endif  // GPU_IPC_CLIENT_COMMAND_BUFFER_PROXY_IMPL_H_