[PATCH xwayland] xwayland: use RandR 1.2 interface (rev 2)

This adds the RandR 1.2 interface to xwayland and allows modes advertised by the compositor to be set in an undistructive manner. With this patch, applications that try to set the resolution will usually succeed and work while other apps using the same xwayland instance are not affected at all.

[PATCH xwayland] xwayland: use RandR 1.2 interface

From: rpm-build This adds the RandR 1.2 interface to xwayland and allows modes advertised by the compositor to be set. RandR 1.2 will be needed to implement fake-mode-setting. As RandR 1.2 does not allow to set unregistered modes and xwayland only lists those send by the compositor, it's save