This prepares for making the BBR implementation more identical to the
implementation in Quic, this is to ensure that results are comparable.
Bug: webrtc:8415
Change-Id: Ic2dc4394dc9923e5109ffa5f146c23b527f0c395
Reviewed-on: https://webrtc-review.googlesource.com/76582
Commit-Queue: Sebastian Jansson <srte@webrtc.org>
Reviewed-by: Björn Terelius <terelius@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23262}
