Use one scoped_refptr.

webrtc/modules/desktop_capture/mouse_cursor_monitor_mac.mm

Index: webrtc/modules/desktop_capture/mouse_cursor_monitor_mac.mm
diff --git a/webrtc/modules/desktop_capture/mouse_cursor_monitor_mac.mm b/webrtc/modules/desktop_capture/mouse_cursor_monitor_mac.mm
index 5a080fa630d693cd2334a19c2f7b42d35722e661..deda9ce97ce1ab3b7c8494c911d62c79564d8b10 100644
--- a/webrtc/modules/desktop_capture/mouse_cursor_monitor_mac.mm
+++ b/webrtc/modules/desktop_capture/mouse_cursor_monitor_mac.mm
@@ -17,6 +17,7 @@
 
 #include "webrtc/base/macutils.h"
 #include "webrtc/base/scoped_ptr.h"
+#include "webrtc/base/scoped_ref_ptr.h"
 #include "webrtc/modules/desktop_capture/desktop_capture_options.h"
 #include "webrtc/modules/desktop_capture/desktop_frame.h"
 #include "webrtc/modules/desktop_capture/mac/desktop_configuration.h"
@@ -24,7 +25,6 @@
 #include "webrtc/modules/desktop_capture/mac/full_screen_chrome_window_detector.h"
 #include "webrtc/modules/desktop_capture/mouse_cursor.h"
 #include "webrtc/system_wrappers/interface/logging.h"
-#include "webrtc/system_wrappers/interface/scoped_refptr.h"
 
 namespace webrtc {
 
@@ -47,13 +47,13 @@ class MouseCursorMonitorMac : public MouseCursorMonitor {
 
   void CaptureImage();
 
-  scoped_refptr<DesktopConfigurationMonitor> configuration_monitor_;
+  rtc::scoped_refptr<DesktopConfigurationMonitor> configuration_monitor_;
   CGWindowID window_id_;
   ScreenId screen_id_;
   Callback* callback_;
   Mode mode_;
   rtc::scoped_ptr<MouseCursor> last_cursor_;
-  scoped_refptr<FullScreenChromeWindowDetector>
+  rtc::scoped_refptr<FullScreenChromeWindowDetector>
       full_screen_chrome_window_detector_;
 };