Intended to make it easier to write tests varying the construction-time settings. Bug: None Change-Id: I397beee8f7ab48c79ecd095d7e8486f93f9d9b17 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/195544 Commit-Queue: Niels Moller <nisse@webrtc.org> Reviewed-by: Danil Chapovalov <danilchap@webrtc.org> Cr-Commit-Position: refs/heads/master@{#32727}