This is a step in the direction of being able to make configuration changes without having to tear down and reconstruct the object during renegotiation. Bug: none Change-Id: If594fd41f3a561060f64212c479a25d19adf8598 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/223740 Commit-Queue: Tommi <tommi@webrtc.org> Reviewed-by: Niels Moller <nisse@webrtc.org> Cr-Commit-Position: refs/heads/master@{#34402}