The RTCP mode is a send property for both send and receive channels. Send properties should be configured based on what peers support/prefer, which is described by the remote description (content). Bug: webrtc:340041654 Change-Id: I18cd59e98aecfbbd8f4919b98381836184c10d77 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/368980 Reviewed-by: Jakob Ivarsson <jakobi@webrtc.org> Reviewed-by: Harald Alvestrand <hta@webrtc.org> Commit-Queue: Tomas Lundqvist <tomasl@google.com> Cr-Commit-Position: refs/heads/main@{#43449}