GitLab

This CL is a pre-requisite for
https://codereview.chromium.org/2592143003/

TBR=bauerb@chromium.org,bauerb@chromium.org,hubbe@chromium.org,jri@chromium.org
BUG=

Review-Url: https://codereview.chromium.org/2627903002
Cr-Commit-Position: refs/heads/master@{#443024}