GitLab

It's been a week since simple_mobile_sites was refreshed, remove the old
pages and corresponding expectation

Bug: 852530
Change-Id: I8f18f80794ae711f36215ee50b50d8bb40e7dbf9
Reviewed-on: https://chromium-review.googlesource.com/1154997Reviewed-by: Ned Nguyen <nednguyen@google.com>
Commit-Queue: Amy Qiu <amyqiu@google.com>
Cr-Commit-Position: refs/heads/master@{#579193}