Replace scoped_ptr with unique_ptr in webrtc/common_video/

webrtc/video_encoder.h

 /*
  *  Copyright (c) 2014 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_VIDEO_ENCODER_H_
 #define WEBRTC_VIDEO_ENCODER_H_
 
+#include <memory>
 #include <string>
 #include <vector>
 
 #include "webrtc/common_types.h"
 #include "webrtc/typedefs.h"
 #include "webrtc/video_frame.h"
 
 namespace webrtc {
 
 class RTPFragmentationHeader;
@@ skipping 146 matching lines @@
   uint32_t framerate_;
 
   // The last channel parameters set, and a flag for noting they are set.
   bool channel_parameters_set_;
   uint32_t packet_loss_;
   int64_t rtt_;
 
   const EncoderType encoder_type_;
   webrtc::VideoEncoder* const encoder_;
 
-  rtc::scoped_ptr<webrtc::VideoEncoder> fallback_encoder_;
+  std::unique_ptr<webrtc::VideoEncoder> fallback_encoder_;
   std::string fallback_implementation_name_;
   EncodedImageCallback* callback_;
 };
 }  // namespace webrtc
 #endif  // WEBRTC_VIDEO_ENCODER_H_