[CE] Validate page after visit in block
What does this MR do?
Backport of EE MR: https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/13994
Does this MR meet the acceptance criteria?
Conformity
Edited by Mark Lapierre
Backport of EE MR: https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/13994