Re: kwin_wayland and setWindowIcon()

[David Edmundson]

you'll be getting wl_shell_surface@N.set_class("qtcreator") on current kwin.

It's a wl_shell vs xdgv6 difference, but they're both getting the same data
from the QtWayland code.
It's just different implementations of mShellSurface->setAppId