A follow-up change will combine the setters for ulpfec and red payload types, since they're entwined. Bug: webrtc:11993 Change-Id: Ifea7fe9f4ebc7ac88a62db6cd6748f4d3c20db4c Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/271482 Reviewed-by: Rasmus Brandt <brandtr@webrtc.org> Commit-Queue: Tomas Gunnarsson <tommi@webrtc.org> Cr-Commit-Position: refs/heads/main@{#37785}