Replace scoped_ptr with unique_ptr in webrtc/media/

webrtc/media/devices/gdivideorenderer.h

 /*
  *  Copyright (c) 2004 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.
  */
 
 //
 // Definition of class GdiVideoRenderer that implements the abstract class
 // cricket::VideoRenderer via GDI on Windows.
 
 #ifndef WEBRTC_MEDIA_DEVICES_GDIVIDEORENDERER_H_
 #define WEBRTC_MEDIA_DEVICES_GDIVIDEORENDERER_H_
+#ifdef WIN32
 
-#ifdef WIN32
-#include "webrtc/base/scoped_ptr.h"
+#include <memory>
+
 #include "webrtc/media/base/videorenderer.h"
 
 namespace cricket {
 
 class GdiVideoRenderer : public VideoRenderer {
  public:
   GdiVideoRenderer(int x, int y);
   virtual ~GdiVideoRenderer();
 
   // Implementation of pure virtual methods of VideoRenderer.
   // These two methods may be executed in different threads.
   // SetSize is called before RenderFrame.
   virtual bool SetSize(int width, int height, int reserved);
   virtual bool RenderFrame(const VideoFrame* frame);
 
  private:
   class VideoWindow;  // forward declaration, defined in the .cc file
-  rtc::scoped_ptr<VideoWindow> window_;
+  std::unique_ptr<VideoWindow> window_;
   // The initial position of the window.
   int initial_x_;
   int initial_y_;
 };
 
 }  // namespace cricket
 
 #endif  // WIN32
 #endif  // WEBRTC_MEDIA_DEVICES_GDIVIDEORENDERER_H_