Replace scoped_ptr with unique_ptr in webrtc/media/

webrtc/media/base/videoadapter.h

 /*
  *  Copyright (c) 2010 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #ifndef WEBRTC_MEDIA_BASE_VIDEOADAPTER_H_  // NOLINT
 #define WEBRTC_MEDIA_BASE_VIDEOADAPTER_H_
 
 #include "webrtc/base/common.h"  // For ASSERT
 #include "webrtc/base/criticalsection.h"
-#include "webrtc/base/scoped_ptr.h"
 #include "webrtc/base/sigslot.h"
 #include "webrtc/media/base/videocommon.h"
 
 namespace cricket {
 
 class VideoFrame;
 
 // VideoAdapter adapts an input video frame to an output frame based on the
 // specified input and output formats. The adaptation includes dropping frames
 // to reduce frame rate and scaling frames. VideoAdapter is thread safe.
@@ skipping 156 matching lines @@
   // The weighted average of cpu load over time. It's always updated (if cpu
   // adaptation is on), but only used if cpu_smoothing_ is set.
   float system_load_average_;
 
   RTC_DISALLOW_COPY_AND_ASSIGN(CoordinatedVideoAdapter);
 };
 
 }  // namespace cricket
 
 #endif  // WEBRTC_MEDIA_BASE_VIDEOADAPTER_H_  // NOLINT