Report error when using ellipsis without named parameter
Report error when using ellipsis without named parameter

Fixes bug 615450.

severinh/vala,severinh/vala,rvu95/vala,frida/vala,playya/vala,GNOME/vala,GNOME/vala,severinh/vala,playya/vala,frida/vala,flobrosch/vala-fixes,tjol/vala-tjol,kamanashisroy/aroop,xdave/pvala,GNOME/vala,Distrotech/vala,frida/vala,frida/vala,spidermonkdust/vala,spidermonkdust/vala,tjol/vala-tjol,playya/vala,spidermonkdust/vala,rvu95/vala,kamanashisroy/aroop,rvu95/vala,jessevdk/vala,frida/vala,GNOME/vala,jessevdk/vala,jessevdk/vala,tjol/vala-tjol,Distrotech/vala,kamanashisroy/aroop,Distrotech/vala,flobrosch/vala-fixes,flobrosch/vala-fixes