GitLab

This is an attempt to get 90% cycle time under 2 hours.

Currently cycle time is considered higher priority than false rejections,
although we try to keep both low.

BUG=none
R=sergiyb@chromium.org, tandrii@chromium.org

Review URL: https://codereview.chromium.org/1474703002 .

Cr-Commit-Position: refs/heads/master@{#361336}