change newly added OVERRIDE to override in media/

media/cast/sender/congestion_control.cc

Index: media/cast/sender/congestion_control.cc
diff --git a/media/cast/sender/congestion_control.cc b/media/cast/sender/congestion_control.cc
index 2ce621a99685cbc8ef0b501c8881d6d2dd3309d1..a3ebcf186017f63a91761697aad55adef453cf12 100644
--- a/media/cast/sender/congestion_control.cc
+++ b/media/cast/sender/congestion_control.cc
@@ -33,7 +33,7 @@ class AdaptiveCongestionControl : public CongestionControl {
 
   virtual void UpdateRtt(base::TimeDelta rtt) override;
 
-  virtual void UpdateTargetPlayoutDelay(base::TimeDelta delay) OVERRIDE;
+  virtual void UpdateTargetPlayoutDelay(base::TimeDelta delay) override;
 
   // Called when an encoded frame is sent to the transport.
   virtual void SendFrameToTransport(uint32 frame_id,
@@ -101,7 +101,7 @@ class FixedCongestionControl : public CongestionControl {
   virtual void UpdateRtt(base::TimeDelta rtt) override {
   }
 
-  virtual void UpdateTargetPlayoutDelay(base::TimeDelta delay) OVERRIDE {
+  virtual void UpdateTargetPlayoutDelay(base::TimeDelta delay) override {
   }
 
   // Called when an encoded frame is sent to the transport.