convert //gpu to std::unique_ptr

gpu/command_buffer/service/transfer_buffer_manager.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_COMMAND_BUFFER_SERVICE_TRANSFER_BUFFER_MANAGER_H_
 #define GPU_COMMAND_BUFFER_SERVICE_TRANSFER_BUFFER_MANAGER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
+#include <memory>
 #include <set>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/containers/hash_tables.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/trace_event/memory_dump_provider.h"
 #include "gpu/command_buffer/common/command_buffer_shared.h"
 
 namespace gpu {
 namespace gles2 {
 class MemoryTracker;
 }
 
 class GPU_EXPORT TransferBufferManagerInterface :
     public base::RefCounted<TransferBufferManagerInterface> {
  public:
-  virtual bool RegisterTransferBuffer(int32_t id,
-                                      scoped_ptr<BufferBacking> buffer) = 0;
+  virtual bool RegisterTransferBuffer(
+      int32_t id,
+      std::unique_ptr<BufferBacking> buffer) = 0;
   virtual void DestroyTransferBuffer(int32_t id) = 0;
   virtual scoped_refptr<Buffer> GetTransferBuffer(int32_t id) = 0;
 
  protected:
   friend class base::RefCounted<TransferBufferManagerInterface>;
 
   virtual ~TransferBufferManagerInterface();
 };
 
 class GPU_EXPORT TransferBufferManager
     : public TransferBufferManagerInterface,
       public base::trace_event::MemoryDumpProvider {
  public:
   explicit TransferBufferManager(gles2::MemoryTracker* memory_tracker);
 
   // Overridden from base::trace_event::MemoryDumpProvider:
   bool OnMemoryDump(const base::trace_event::MemoryDumpArgs& args,
                     base::trace_event::ProcessMemoryDump* pmd) override;
 
   bool Initialize();
   bool RegisterTransferBuffer(
       int32_t id,
-      scoped_ptr<BufferBacking> buffer_backing) override;
+      std::unique_ptr<BufferBacking> buffer_backing) override;
   void DestroyTransferBuffer(int32_t id) override;
   scoped_refptr<Buffer> GetTransferBuffer(int32_t id) override;
 
  private:
   ~TransferBufferManager() override;
 
   typedef base::hash_map<int32_t, scoped_refptr<Buffer>> BufferMap;
   BufferMap registered_buffers_;
   size_t shared_memory_bytes_allocated_;
   gles2::MemoryTracker* memory_tracker_;
 
   DISALLOW_COPY_AND_ASSIGN(TransferBufferManager);
 };
 
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_TRANSFER_BUFFER_MANAGER_H_