They are called only by ReceivedSideCongestionController that already
ensures all access is synchronized.
Bug: None
Change-Id: I0f87e24e3fbb0bd8f6ff679fb949d2373c554fba
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/269300
Reviewed-by: Per Kjellander <perkj@webrtc.org>
Auto-Submit: Danil Chapovalov <danilchap@webrtc.org>
Commit-Queue: Danil Chapovalov <danilchap@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#39622}
198d0d7fd5