GitLab

This was flaky in the past but has been rewritten.
Time for another spin.

Bug: 747589
Change-Id: Icf97dda7da24145e77dd7048e4c4db8cde163869
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2040054Reviewed-by: Ken Rockot <rockot@google.com>
Commit-Queue: enne <enne@chromium.org>
Cr-Commit-Position: refs/heads/master@{#738871}