Add OVERRIDE to content/.

content/browser/renderer_host/media/video_capture_manager.h

Index: content/browser/renderer_host/media/video_capture_manager.h
diff --git a/content/browser/renderer_host/media/video_capture_manager.h b/content/browser/renderer_host/media/video_capture_manager.h
index 58870efcc60cdd94f05f985ddf99b6fbc2bf85c5..dbce623f87b0c89e08a35f5ed437e5146375379a 100644
--- a/content/browser/renderer_host/media/video_capture_manager.h
+++ b/content/browser/renderer_host/media/video_capture_manager.h
@@ -38,15 +38,15 @@ class CONTENT_EXPORT VideoCaptureManager : public MediaStreamProvider {
   virtual ~VideoCaptureManager();
 
   // Implements MediaStreamProvider.
-  virtual void Register(MediaStreamProviderListener* listener);
+  virtual void Register(MediaStreamProviderListener* listener) OVERRIDE;
 
-  virtual void Unregister();
+  virtual void Unregister() OVERRIDE;
 
-  virtual void EnumerateDevices();
+  virtual void EnumerateDevices() OVERRIDE;
 
-  virtual int Open(const StreamDeviceInfo& device);
+  virtual int Open(const StreamDeviceInfo& device) OVERRIDE;
 
-  virtual void Close(int capture_session_id);
+  virtual void Close(int capture_session_id) OVERRIDE;
 
   // Functions used to start and stop media flow.
   // Start allocates the device and no other application can use the device