Karl Wiberg 106d92d4c9 Add thread safety annotation for PeerConnection::SignalDataChannelCreated_
Plus all the annotations that are necessary to make things compile
again.

Bug: webrtc:9987
Change-Id: I53caa3c6644c5d0fcb50f7c1e89e853eddd769a5
Reviewed-on: https://webrtc-review.googlesource.com/c/122882
Reviewed-by: Steve Anton <steveanton@webrtc.org>
Commit-Queue: Karl Wiberg <kwiberg@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26705}
2019-02-15 10:49:48 +00:00
..
2019-01-28 11:17:00 +00:00