BUG=webrtc:8255 Change-Id: I091a43703b7b7a75406ba58afb505f9b631a5521 Reviewed-on: https://webrtc-review.googlesource.com/10810 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Commit-Queue: Karl Wiberg <kwiberg@webrtc.org> Cr-Commit-Position: refs/heads/master@{#21226}