Fix implicit GValue conversion from owned values
Fix implicit GValue conversion from owned values

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