GitLab

Since it's been a week after refreshing pathological_mobile_sites,
remove the old pages.

Bug: 852530
Change-Id: I75096a10510f8d9bec5838deeb6dcd00e0c55fc0
Reviewed-on: https://chromium-review.googlesource.com/1162344Reviewed-by: Ned Nguyen <nednguyen@google.com>
Commit-Queue: Amy Qiu <amyqiu@google.com>
Cr-Commit-Position: refs/heads/master@{#580621}