GitLab

Canary has updated to alpha 4.

BUG=620034

Change-Id: Ic8ded85e9a06dd7a4a610145ade1df2a027a60e9
Reviewed-on: https://chromium-review.googlesource.com/847938Reviewed-by: agrieve <agrieve@chromium.org>
Commit-Queue: Peter Wen <wnwen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#526979}