GitLab

Port a couple related browser tests to ash unit tests.

Change-Id: Id1fcf3b823b3f470dc93d651c681738053cc3383
Reviewed-on: https://chromium-review.googlesource.com/1173152Reviewed-by: Tom Sepez <tsepez@chromium.org>
Reviewed-by: Scott Violet <sky@chromium.org>
Reviewed-by: Ahmed Fakhry <afakhry@chromium.org>
Commit-Queue: Evan Stade <estade@chromium.org>
Cr-Commit-Position: refs/heads/master@{#583061}