78b4d56535
An earlier attempt to land this was in https://codereview.webrtc.org/2518923003/ It was failed because it removed an API. This CL fixes this. BUG=webrtc:6443, webrtc:6303 Review-Url: https://codereview.webrtc.org/2536753002 Cr-Commit-Position: refs/heads/master@{#15325}