It was used only to provide parameters for MediaTransport. Bug: webrtc:9719 Change-Id: I42e451ef84251ecf2b15010c7a3923b6fa2436be Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/177350 Commit-Queue: Niels Moller <nisse@webrtc.org> Reviewed-by: Taylor <deadbeef@webrtc.org> Cr-Commit-Position: refs/heads/master@{#31541}