GitLab

Also adds them to a test to confirm they execute. The test is not rigid
enough to check for correctness at the moment (due to lack of helpers),
but will be expanded in future CLs.

Bug: 922813
Change-Id: I0f8c6c1cb4a9f2f5290a1244deca9b80d970f039
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1629168
Commit-Queue: ericale <ericale@chromium.org>
Reviewed-by: Eugene But <eugenebut@chromium.org>
Cr-Commit-Position: refs/heads/master@{#666047}