Replace scoped_ptr with unique_ptr in webrtc/media/

webrtc/media/devices/devicemanager.h

Index: webrtc/media/devices/devicemanager.h
diff --git a/webrtc/media/devices/devicemanager.h b/webrtc/media/devices/devicemanager.h
index 2aba791d70af35995f1fe5aa5681cfcad1624196..01f4cb3c9c57422d4c878465d109404b3e1923fe 100644
--- a/webrtc/media/devices/devicemanager.h
+++ b/webrtc/media/devices/devicemanager.h
@@ -12,10 +12,10 @@
 #define WEBRTC_MEDIA_DEVICES_DEVICEMANAGER_H_
 
 #include <map>
+#include <memory>
 #include <string>
 #include <vector>
 
-#include "webrtc/base/scoped_ptr.h"
 #include "webrtc/base/sigslot.h"
 #include "webrtc/base/stringencode.h"
 #include "webrtc/base/window.h"
@@ -178,13 +178,13 @@ class DeviceManager : public DeviceManagerInterface {
       const char* const exclusion_list[]);
 
   bool initialized_;
-  rtc::scoped_ptr<
+  std::unique_ptr<
     VideoDeviceCapturerFactory> video_device_capturer_factory_;
-  rtc::scoped_ptr<
+  std::unique_ptr<
     ScreenCapturerFactory> screen_capturer_factory_;
   std::map<std::string, VideoFormat> max_formats_;
-  rtc::scoped_ptr<DeviceWatcher> watcher_;
-  rtc::scoped_ptr<rtc::WindowPicker> window_picker_;
+  std::unique_ptr<DeviceWatcher> watcher_;
+  std::unique_ptr<rtc::WindowPicker> window_picker_;
 };
 
 }  // namespace cricket