Steve Anton d5585ca956 Move almost all references from WebRtcSession to PeerConnection
WebRtcSession is being merged into PeerConnection, and to make the
code review easier this is the first step towards achieving that.

Bug: webrtc:8323
Change-Id: I33778e46f20cb14089dff4328947868e207476bd
Reviewed-on: https://webrtc-review.googlesource.com/8760
Commit-Queue: Steve Anton <steveanton@webrtc.org>
Reviewed-by: Taylor Brandstetter <deadbeef@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#20413}
2017-10-24 17:59:20 +00:00
..
2017-10-24 16:14:18 +00:00