replace OVERRIDE and FINAL with override and final in media/

media/cast/sender/video_encoder_impl.h

Index: media/cast/sender/video_encoder_impl.h
diff --git a/media/cast/sender/video_encoder_impl.h b/media/cast/sender/video_encoder_impl.h
index 54a380265c20a1be14d55ff86db4c083b22460ff..7261a2d6ac2bff66139e82f17947298480811fe6 100644
--- a/media/cast/sender/video_encoder_impl.h
+++ b/media/cast/sender/video_encoder_impl.h
@@ -45,12 +45,12 @@ class VideoEncoderImpl : public VideoEncoder {
   virtual bool EncodeVideoFrame(
       const scoped_refptr<media::VideoFrame>& video_frame,
       const base::TimeTicks& capture_time,
-      const FrameEncodedCallback& frame_encoded_callback) OVERRIDE;
+      const FrameEncodedCallback& frame_encoded_callback) override;
 
   // The following functions are called from the main cast thread.
-  virtual void SetBitRate(int new_bit_rate) OVERRIDE;
-  virtual void GenerateKeyFrame() OVERRIDE;
-  virtual void LatestFrameIdToReference(uint32 frame_id) OVERRIDE;
+  virtual void SetBitRate(int new_bit_rate) override;
+  virtual void GenerateKeyFrame() override;
+  virtual void LatestFrameIdToReference(uint32 frame_id) override;
 
  private:
   scoped_refptr<CastEnvironment> cast_environment_;