GitLab

Used to setup and work with LocalPolicyTestServer.
Chrome OS tests are migrated.

TBD:
Enable disabled migrated tests
Migrate Chrome tests when mixins are Chrome-wide

Bug: 934224, 912704
Change-Id: I5fef3d20e3ec8dd23f6307139fab1fbc1517d3d3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1495532
Commit-Queue: Roman Sorokin [CET] <rsorokin@chromium.org>
Reviewed-by: Pavol Marko <pmarko@chromium.org>
Reviewed-by: Yusuke Sato <yusukes@chromium.org>
Reviewed-by: Jacob Dufault <jdufault@chromium.org>
Cr-Commit-Position: refs/heads/master@{#638536}