GitLab

Also center similar to other illustrations

Bug: 1019879
Change-Id: I864c425d46694d9370d48636daf996c8b27d657e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1939407Reviewed-by: Denis Kuznetsov [CET] <antrim@chromium.org>
Commit-Queue: Roman Sorokin [CET] <rsorokin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#719612}