Code review comment for lp:~alan-griffiths/mir/fix-Surface-hierarchy-make-SessionContainer-private

Looks good.

> the_for_all_sessions_force_requests_to_complete_functor is a funny name...
> the_force_all_requests_to_complete_functor() was the only name I could come up with....

I think the_force_all_requests_to_complete_functor() or the_force_all_(client|session)_requests_to_complete_functor()
are a bit more straightforward, but not a blocker.