[gi] don't clean up arguments that weren't yet processed during in arg failure
[gi] don't clean up arguments that weren't yet processed during in arg failure

thiblahute/pygobject,thiblahute/pygobject,davidmalcolm/pygobject,choeger/pygobject-cmake,jdahlin/pygobject,sfeltman/pygobject,davidmalcolm/pygobject,pexip/pygobject,GNOME/pygobject,pexip/pygobject,thiblahute/pygobject,davibe/pygobject,MathieuDuponchelle/pygobject,davibe/pygobject,choeger/pygobject-cmake,pexip/pygobject,davibe/pygobject,MathieuDuponchelle/pygobject,GNOME/pygobject,sfeltman/pygobject,GNOME/pygobject,davidmalcolm/pygobject,MathieuDuponchelle/pygobject,davibe/pygobject,sfeltman/pygobject,jdahlin/pygobject,choeger/pygobject-cmake,jdahlin/pygobject