This field shouldn't have been in the class in the first place. Bug: webrtc:7760 Change-Id: If3c1d24f18a643249da1ed072bdfe06a37a7da12 Reviewed-on: https://chromium-review.googlesource.com/535539 Reviewed-by: Magnus Jedvert <magjed@webrtc.org> Commit-Queue: Sami Kalliomäki <sakal@webrtc.org> Cr-Commit-Position: refs/heads/master@{#18593}