Checking in sending classes avoids using global field trial string in favor of the injected one.
In addition to that RateLimiter looks wrong layer for check that field trial:
checking inside RateLimiter class might be surprising if it is used for limiting something else than RTX bitrate.
evaluating field trial for each retransmitting packet might be expensive
Bug: webrtc:15184, webrtc:10335
Change-Id: I87bae3522bbd9692629d4f9b6caa119be03f2bd6
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/322720
Commit-Queue: Danil Chapovalov <danilchap@webrtc.org>
Reviewed-by: Ying Wang <yinwa@webrtc.org>
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Jakob Ivarsson <jakobi@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#40908}
c941579e95