philipel 7b55c73d31 Add RTPVideoHeader accessor.
Preparation CL to remove RTPTypeHeader.

Follow up to this CL (https://webrtc-review.googlesource.com/c/src/+/83985).

Bug: none
Change-Id: I5da83f682bd72aec2f8d50998624de92e3404c58
Reviewed-on: https://webrtc-review.googlesource.com/84423
Reviewed-by: Stefan Holmer <stefan@webrtc.org>
Commit-Queue: Philip Eliasson <philipel@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23693}
2018-06-21 08:30:22 +00:00
..