Current thresholds were tuned to guarantee no buffer overshoot in an extreme scenario (encoding a high complexity video in a low bitrate). Bug: b/337757868, webrtc:351644568 Change-Id: I832b2564af6f18f06550338cc9b3618f8acdf831 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/356580 Reviewed-by: Dan Tan <dwtan@google.com> Reviewed-by: Erik Språng <sprang@webrtc.org> Commit-Queue: Sergey Silkin <ssilkin@webrtc.org> Cr-Commit-Position: refs/heads/main@{#42620}