convert //gpu to std::unique_ptr

content/common/gpu/media/android_copying_backing_strategy.h

 // Copyright 2015 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_COMMON_GPU_MEDIA_ANDROID_COPYING_BACKING_STRATEGY_H_
 #define CONTENT_COMMON_GPU_MEDIA_ANDROID_COPYING_BACKING_STRATEGY_H_
 
 #include <stdint.h>
 
+#include <memory>
+
 #include "base/compiler_specific.h"
 #include "content/common/content_export.h"
 #include "content/common/gpu/media/android_video_decode_accelerator.h"
 
 namespace gpu {
 class CopyTextureCHROMIUMResourceManager;
 }
 
 namespace media {
 class PictureBuffer;
@@ skipping 39 matching lines @@
 
   // The texture id which is set to |surface_texture_|.
   uint32_t surface_texture_id_;
 
   media::VideoCodecBridge* media_codec_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_MEDIA_ANDROID_COPYING_BACKING_STRATEGY_H_