GitLab

This change updates a few characteristic removed tests to use the new
test API. This will allow the tests to be migrated into the wpt/
directory.

BUG=509038

Change-Id: I7ee5735d4052168f380437e9389546cd4d29a72f
Reviewed-on: https://chromium-review.googlesource.com/822522Reviewed-by: Conley Owens <cco3@chromium.org>
Reviewed-by: Vincent Scheib <scheib@chromium.org>
Commit-Queue: Vincent Scheib <scheib@chromium.org>
Cr-Commit-Position: refs/heads/master@{#524537}