cc1543abf3
Moves parser, used in video_coding/ from rtp_rtcp where it is unused. BUG=webrtc:5678 R=asapersson@webrtc.org TBR=glaznev@webrt.org Review URL: https://codereview.webrtc.org/2007553003 . Cr-Commit-Position: refs/heads/master@{#12866}