GitLab

We may want to just use FakeGaia directly instead of introducing a
mixin, but that can be decided later. For now let's focus on simplifying
all of the test bases.

Bug: 912704
Change-Id: Id4a7ab8e0c23343b7e6e59c7b7d2aefc16891515
Reviewed-on: https://chromium-review.googlesource.com/c/1366895
Commit-Queue: Jacob Dufault <jdufault@chromium.org>
Reviewed-by: Sergey Poromov <poromov@chromium.org>
Reviewed-by: Denis Kuznetsov <antrim@chromium.org>
Reviewed-by: Alexander Alekseev <alemate@chromium.org>
Cr-Commit-Position: refs/heads/master@{#635236}