Add ability to provide custom implementation of
NetworkSimulatedInterface for sender and receiver network in
VideoQualityTestFixtureInterface, passing them to the factory method.
Also unite this mechanism with FecControllerFactoryInterface injection.
Bug: webrtc:9630
Change-Id: I79259113e0fc00d933b73ca299afa836a4cd19d2
Reviewed-on: https://webrtc-review.googlesource.com/96280
Commit-Queue: Artem Titov <titovartem@webrtc.org>
Reviewed-by: Patrik Höglund <phoglund@webrtc.org>
Reviewed-by: Erik Språng <sprang@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#24476}