Remove implicit conversions from scoped_refptr to T* in media/

media/cast/test/utility/in_process_receiver.cc

Index: media/cast/test/utility/in_process_receiver.cc
diff --git a/media/cast/test/utility/in_process_receiver.cc b/media/cast/test/utility/in_process_receiver.cc
index 6c739ecdb662d3b6d9d55c0702371e40ee4c86f1..c5666d7b9626ac77865f0856e7880d8108a24923 100644
--- a/media/cast/test/utility/in_process_receiver.cc
+++ b/media/cast/test/utility/in_process_receiver.cc
@@ -107,7 +107,7 @@ void InProcessReceiver::GotVideoFrame(
     const base::TimeTicks& playout_time,
     bool is_continuous) {
   DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN));
-  if (video_frame)
+  if (video_frame.get())
     OnVideoFrame(video_frame, playout_time, is_continuous);
   PullNextVideoFrame();
 }