Fix default values of flag enums
Fix default values of flag enums

Fixes bug 605812.

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