GitLab

This test became flaky after migrating it to the new test framework. Looks
like there's some sort of the race with the base tag. Will unflake this soon.

TBR=dgozman@chromium.org

Bug: 667560
Change-Id: Idbc7c298a0e9f45703586d66aff39a45c92b76cd
Reviewed-on: https://chromium-review.googlesource.com/773490
Commit-Queue: Will Chen <chenwilliam@chromium.org>
Reviewed-by: Will Chen <chenwilliam@chromium.org>
Cr-Commit-Position: refs/heads/master@{#517167}