Removed extra video_rotation_ from FFmpeg Demuxer

BUG=47554

Review URL: https://codereview.chromium.org/394703004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@283653 0039d316-1c4b-4281-b951-d872f2087c98

media/filters/ffmpeg_demuxer.h

@@ -279,8 +279,6 @@ class MEDIA_EXPORT FFmpegDemuxer : public Demuxer {
   // time if the file doesn't have an association to Time.
   base::Time timeline_offset_;
 
-  VideoRotation video_rotation_;
-
   // Liveness of the stream.
   Liveness liveness_;