Convert //chromecast from scoped_ptr to std::unique_ptr

chromecast/media/cma/pipeline/audio_pipeline_impl.h

 // Copyright 2014 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 CHROMECAST_MEDIA_CMA_BASE_AUDIO_PIPELINE_IMPL_H_
 #define CHROMECAST_MEDIA_CMA_BASE_AUDIO_PIPELINE_IMPL_H_
 
+#include <memory>
 #include <vector>
 
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "chromecast/media/cma/pipeline/av_pipeline_client.h"
 #include "chromecast/media/cma/pipeline/av_pipeline_impl.h"
 #include "chromecast/public/media/media_pipeline_backend.h"
 #include "chromecast/public/media/stream_id.h"
 #include "media/base/pipeline_status.h"
 
 namespace media {
 class AudioDecoderConfig;
 class VideoDecoderConfig;
 }
 
 namespace chromecast {
 namespace media {
 class CodedFrameProvider;
 
 class AudioPipelineImpl : public AvPipelineImpl {
  public:
   AudioPipelineImpl(MediaPipelineBackend::AudioDecoder* decoder,
                     const AvPipelineClient& client);
   ~AudioPipelineImpl() override;
 
   ::media::PipelineStatus Initialize(
       const ::media::AudioDecoderConfig& config,
-      scoped_ptr<CodedFrameProvider> frame_provider);
+      std::unique_ptr<CodedFrameProvider> frame_provider);
 
   void SetVolume(float volume);
 
   // AvPipelineImpl implementation:
   void UpdateStatistics() override;
 
  private:
   // AvPipelineImpl implementation:
   void OnUpdateConfig(StreamId id,
                       const ::media::AudioDecoderConfig& audio_config,
                       const ::media::VideoDecoderConfig& video_config) override;
 
   MediaPipelineBackend::AudioDecoder* const audio_decoder_;
 
   DISALLOW_COPY_AND_ASSIGN(AudioPipelineImpl);
 };
 
 }  // namespace media
 }  // namespace chromecast
 
 #endif  // CHROMECAST_MEDIA_CMA_BASE_AUDIO_PIPELINE_IMPL_H_