This allows us to verify consistency of codec lists in more places. Bug: webrtc:360058654 Change-Id: Ibd0d10579c4b8058031db0df458e8fc9e2181152 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/371921 Commit-Queue: Harald Alvestrand <hta@webrtc.org> Reviewed-by: Henrik Boström <hbos@webrtc.org> Cr-Commit-Position: refs/heads/main@{#43594}