
This prepares for being able to inject network congestion controllers. And makes it easier to use the units in other parts of the code. Bug: webrtc:9155 Change-Id: Ib8f9c1c97b06d791a01c3376046933d576ae46f9 Reviewed-on: https://webrtc-review.googlesource.com/70201 Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Commit-Queue: Sebastian Jansson <srte@webrtc.org> Cr-Commit-Position: refs/heads/master@{#23168}