This is the first step towards removing this function from the interface. Once all implementers of the interface remove their implementations this can be removed.
Bug: webrtc:8572
Change-Id: Ia8f7f1b6949a482787df67b193d4cf999142e06e
Reviewed-on: https://webrtc-review.googlesource.com/27620
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Commit-Queue: Ivo Creusen <ivoc@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#21271}