Steve Anton ef65ef1811 Fire OnAddTrack when Unified Plan is enabled
When Unified Plan semantics are set, PeerConnection will fire OnAddTrack
according to the WebRTC spec. OnRemoveTrack will never be fired and will
be deprecated in the future.

Bug: webrtc:7600
Change-Id: Idfaada65b795b5fb9fe4844cff036d52ea90da17
Reviewed-on: https://webrtc-review.googlesource.com/38122
Commit-Queue: Steve Anton <steveanton@webrtc.org>
Reviewed-by: Taylor Brandstetter <deadbeef@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#21564}
2018-01-11 01:43:00 +00:00
..
2017-10-30 18:08:29 +00:00
2017-10-30 18:08:29 +00:00
2017-10-30 18:08:29 +00:00