GitLab

Restoring DCHECK to verify the lock being passed in like it did
before http://crrev.com/c/2246923 . This fixes an accidental behavior
change that wasn't noticed during review.

Bug: 1067389
Change-Id: I4059e5482196e3e5a1120c5ff192922fb89919be
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2298800
Auto-Submit: Aaron Colwell <acolwell@chromium.org>
Commit-Queue: Alex Moshchuk <alexmos@chromium.org>
Reviewed-by: Alex Moshchuk <alexmos@chromium.org>
Cr-Commit-Position: refs/heads/master@{#788690}