Fix code style and gyp files in cast to build cast_unittest

media/cast/video_receiver/video_receiver.cc

Index: media/cast/video_receiver/video_receiver.cc
diff --git a/media/cast/video_receiver/video_receiver.cc b/media/cast/video_receiver/video_receiver.cc
index c9c75907e0e8e981e9b4669b1d5786aa4643f7c8..0d5428f1da1b7f6e30f11f54787fe029ef07504a 100644
--- a/media/cast/video_receiver/video_receiver.cc
+++ b/media/cast/video_receiver/video_receiver.cc
@@ -29,7 +29,7 @@ class LocalRtpVideoData : public RtpData {
         time_updated_(false),
         incoming_rtp_timestamp_(0) {
   }
-  ~LocalRtpVideoData() {}
+  virtual ~LocalRtpVideoData() {}
 
   virtual void OnReceivedPayloadData(const uint8* payload_data,
                                      int payload_size,
@@ -77,10 +77,6 @@ class LocalRtpVideoFeedback : public RtpPayloadFeedback {
     video_receiver_->CastFeedback(cast_message);
   }
 
-  virtual void RequestKeyFrame() OVERRIDE {
-    video_receiver_->RequestKeyFrame();
-  }
-
  private:
   VideoReceiver* video_receiver_;
 };