Revert of Add a check to IsAVFoundationSupportedHelper to catch race. (patchset #1 id:1 of https://codereview.chromium.org/
1054253002/)
Reason for revert:
CHECK fails on bots
Original issue's description:
> Add a check to IsAVFoundationSupportedHelper to catch race.
> I suspect we might be running into a race there now in some cases where QTKit is all of a sudden being used when we should clearly be using AVFoundation.
>
> R=magjed@chromium.org
> BUG=
>
> Committed: https://crrev.com/
3c5c56260910abc517d5b436d0c6caf6d84ceb4d
> Cr-Commit-Position: refs/heads/master@{#328307}
TBR=magjed@chromium.org,xhwang@chromium.org,tommi@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=
Review URL: https://codereview.chromium.org/
1128543003
Cr-Commit-Position: refs/heads/master@{#328312}