GitLab

WeakPtr must be dereferenced on the same thread/sequence.

BUG=1003950

Change-Id: Ic6f69b3974ea3bca0f3af1ca0bb3cc051c7156fd
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1821497Reviewed-by: Yusuke Sato <yusukes@chromium.org>
Commit-Queue: Ryo Hashimoto <hashimoto@chromium.org>
Cr-Commit-Position: refs/heads/master@{#699580}