That Air France remove/add FF# dance is also needed with Air Canada.
Or has been, anyway.
There hasn't been chatter on this subject, since the Amadaus change a few months ago. Amadaus may itself be smarter/faster/better.
Usually the question comes up when people are gaining status, not losing it. Losing it, it doesn't matter, either you get something extra you full well know you shouldn't have, or you don't.