This CL addresses a crash we started seeing in M121 where a
function is being called on loss_based_bandwidth_estimator_v2_
without checking whether it is enabled (it's not) which leads
to absl::optional<> throwing since config_ is not valid.
Bug: chromium:1518852
Change-Id: Iffef1051fe7988046e33a709ce281aebefd2bcd7
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/334103
Commit-Queue: Joe Downing <joedow@google.com>
Reviewed-by: Per Kjellander <perkj@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#41538}
3b500e60e8