GitLab

In the process of converting these tests to standard WPTs, fix them up to work
inside of wpt_internal.

Bug: 956688
Change-Id: I4685ca247091b1a64bd8da735fa42a34420e447a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2444793
Commit-Queue: Andrew Comminos <acomminos@fb.com>
Reviewed-by: Nicolás Peña Moreno <npm@chromium.org>
Cr-Commit-Position: refs/heads/master@{#814061}