RtpPacketSender interface will be removed when downstream projects have
been updated.
Bug: webrtc:10633
Change-Id: Ie127b9814f39bd213d00ded0f7b98380f2f01084
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/143175
Commit-Queue: Erik Språng <sprang@webrtc.org>
Reviewed-by: Sebastian Jansson <srte@webrtc.org>
Reviewed-by: Danil Chapovalov <danilchap@webrtc.org>
Reviewed-by: Oskar Sundbom <ossu@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#28350}