The only callers or non-trivial implementations of this that I could find are in remoting/ in Chromium, which I plan on fixing once this gets rolled. Bug: chromium:1043325 Change-Id: Id5a33fc09bb066f979876b2a7dcbc3dc5c2d3dd9 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/166560 Commit-Queue: Jamie Walch <jamiewalch@chromium.org> Reviewed-by: Sergey Ulanov <sergeyu@chromium.org> Cr-Commit-Position: refs/heads/master@{#30310}