convert //gpu to std::unique_ptr

gpu/command_buffer/client/client_test_helper.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.
 
 // Helper classes for implementing gpu client side unit tests.
 
 #ifndef GPU_COMMAND_BUFFER_CLIENT_CLIENT_TEST_HELPER_H_
 #define GPU_COMMAND_BUFFER_CLIENT_CLIENT_TEST_HELPER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
+#include <memory>
+
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "gpu/command_buffer/client/gpu_control.h"
 #include "gpu/command_buffer/common/cmd_buffer_common.h"
 #include "gpu/command_buffer/common/gpu_memory_allocation.h"
 #include "gpu/command_buffer/common/sync_token.h"
 #include "gpu/command_buffer/service/command_buffer_service.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace gpu {
 
@@ skipping 100 matching lines @@
   MOCK_METHOD1(CanWaitUnverifiedSyncToken, bool(const SyncToken*));
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MockClientGpuControl);
 };
 
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_CLIENT_CLIENT_TEST_HELPER_H_