This is an implementation API, user classes should in principle only use the channel_interface.h Bug: webrtc:13931 Change-Id: I85c285217858dc087c90a50792e980f731f4439f Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/260185 Reviewed-by: Henrik Boström <hbos@webrtc.org> Commit-Queue: Harald Alvestrand <hta@webrtc.org> Cr-Commit-Position: refs/heads/main@{#36674}