girparser: Don't accept methods as property-accessor which throw errors
girparser: Don't accept methods as property-accessor which throw errors

This should be considered a temporary fix.

https://bugzilla.gnome.org/show_bug.cgi?id=792998

frida/vala,GNOME/vala,frida/vala,frida/vala,frida/vala,frida/vala,GNOME/vala,GNOME/vala,GNOME/vala