GitLab

ContextCacheController needs the context lock, but was not set up in
ui::InProcessContextProvider, causing data races.

Bug: 845173
Change-Id: Ia9e3ae509efd2aa880f80fde55d92bd835db32b9
Reviewed-on: https://chromium-review.googlesource.com/1067537Reviewed-by: Victor Miura <vmiura@chromium.org>
Commit-Queue: Antoine Labour <piman@chromium.org>
Cr-Commit-Position: refs/heads/master@{#560358}