[RFC PATCH xserver v3] xwayland: Monitor client states to destroy callbacks

[Olivier Fourdan]

> > > Reviewed-by: Michel Dänzer <michel.daenzer at amd.com>
> 
> Should probably ask Mark Blakeney to test this patch though.

Good idea! Done in https://bugs.freedesktop.org/show_bug.cgi?id=100040#c6

Cheers,
Olivier