Convert //media/audio from scoped_ptr to std::unique_ptr

media/audio/audio_logging.h

 // Copyright 2013 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 MEDIA_AUDIO_AUDIO_LOGGING_H_
 #define MEDIA_AUDIO_AUDIO_LOGGING_H_
 
+#include <memory>
 #include <string>
 
-#include "base/memory/scoped_ptr.h"
 
 namespace media {
 class AudioParameters;
 
 // AudioLog logs state information about an active audio component.  Each method
 // takes a |component_id| along with method specific information.  Its methods
 // are safe to call from any thread.
 class AudioLog {
  public:
   virtual ~AudioLog() {}
@@ skipping 48 matching lines @@
     // Output controllers may or may not be backed by an active stream, so we
     // need to track both controllers and streams.
     AUDIO_OUTPUT_CONTROLLER,
     AUDIO_OUTPUT_STREAM,
     AUDIO_COMPONENT_MAX
   };
 
   // Create a new AudioLog object for tracking the behavior for one or more
   // instances of the given component.  Each instance of an "owning" class must
   // create its own AudioLog.
-  virtual scoped_ptr<AudioLog> CreateAudioLog(AudioComponent component) = 0;
+  virtual std::unique_ptr<AudioLog> CreateAudioLog(
+      AudioComponent component) = 0;
 
  protected:
   virtual ~AudioLogFactory() {}
 };
 
 }  // namespace media
 
 #endif  // MEDIA_AUDIO_AUDIO_LOGGING_H_