Remove Guard
None of the GitLab B.V. developers were using it.
See internal https://dev.gitlab.org/gitlab/gitlabhq/issues/2360
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
None of the GitLab B.V. developers were using it.
See internal https://dev.gitlab.org/gitlab/gitlabhq/issues/2360