GitLab

This has now rolled out to 100% stable, so should enable by default.

Bug: 688208
Change-Id: I2b34824ca48072bad4df048451f2b8fc2c31136b
Reviewed-on: https://chromium-review.googlesource.com/625504Reviewed-by: Timothy Loh <timloh@chromium.org>
Commit-Queue: Ben Wells <benwells@chromium.org>
Cr-Commit-Position: refs/heads/master@{#496572}