Convert //chromecast from scoped_ptr to std::unique_ptr

chromecast/media/cma/pipeline/av_pipeline_impl.h

Index: chromecast/media/cma/pipeline/av_pipeline_impl.h
diff --git a/chromecast/media/cma/pipeline/av_pipeline_impl.h b/chromecast/media/cma/pipeline/av_pipeline_impl.h
index ad44026edaac46737ed7d33eb9e5f6e5f2c4702d..1ceb0ebb8f173405e2fd4d04563476fd4ff2f08d 100644
--- a/chromecast/media/cma/pipeline/av_pipeline_impl.h
+++ b/chromecast/media/cma/pipeline/av_pipeline_impl.h
@@ -9,12 +9,12 @@
 #include <stdint.h>
 
 #include <list>
+#include <memory>
 #include <string>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/threading/thread_checker.h"
 #include "chromecast/media/cma/pipeline/av_pipeline_client.h"
@@ -79,7 +79,7 @@ class AvPipelineImpl : MediaPipelineBackend::Decoder::Delegate {
       const ::media::VideoDecoderConfig& video_config) = 0;
 
   // Setting the frame provider must be done in the |kUninitialized| state.
-  void SetCodedFrameProvider(scoped_ptr<CodedFrameProvider> frame_provider,
+  void SetCodedFrameProvider(std::unique_ptr<CodedFrameProvider> frame_provider,
                              size_t max_buffer_size,
                              size_t max_frame_size);
 
@@ -151,7 +151,7 @@ class AvPipelineImpl : MediaPipelineBackend::Decoder::Delegate {
   std::list<scoped_refptr<DecoderBufferBase> > non_playable_frames_;
 
   // Buffer provider.
-  scoped_ptr<BufferingFrameProvider> frame_provider_;
+  std::unique_ptr<BufferingFrameProvider> frame_provider_;
 
   // Indicate whether the frame fetching process is active.
   bool enable_feeding_;