Fix compilation of Overlay.cpp. It was accidentally broken by fd782c3c.
Fix compilation of Overlay.cpp. It was accidentally broken by fd782c3c.

Natenom/mumble,mbax/mumble,austinliou/mumble,Zopieux/mumble,Lartza/mumble,austinliou/mumble,ccpgames/mumble,niko20010/mumble,LuAPi/mumble,bheart/mumble,LuAPi/mumble,LuAPi/mumble,ccpgames/mumble,Zopieux/mumble,Keridos/mumble,feld/mumble,Zopieux/mumble,austinliou/mumble,richard227/mumble,unascribed/mumble,Keridos/mumble,LuAPi/mumble,Lartza/mumble,Natenom/mumble,Natenom/mumble,mbax/mumble,niko20010/mumble,Lartza/mumble,unascribed/mumble,richard227/mumble,Githlar/mumble,richard227/mumble,richard227/mumble,bheart/mumble,mbax/mumble,richard227/mumble,SuperNascher/mumble,niko20010/mumble,Githlar/mumble,mbax/mumble,niko20010/mumble,feld/mumble,bheart/mumble,Githlar/mumble,SuperNascher/mumble,niko20010/mumble,SuperNascher/mumble,mbax/mumble,LuAPi/mumble,austinliou/mumble,niko20010/mumble,bheart/mumble,SuperNascher/mumble,Natenom/mumble,bheart/mumble,Natenom/mumble,Zopieux/mumble,Natenom/mumble,Githlar/mumble,SuperNascher/mumble,mbax/mumble,Keridos/mumble,Keridos/mumble,Keridos/mumble,SuperNascher/mumble,Lartza/mumble,Githlar/mumble,ccpgames/mumble,austinliou/mumble,Lartza/mumble,austinliou/mumble,unascribed/mumble,feld/mumble,niko20010/mumble,Lartza/mumble,LuAPi/mumble,unascribed/mumble,richard227/mumble,unascribed/mumble,richard227/mumble,SuperNascher/mumble,LuAPi/mumble,unascribed/mumble,mbax/mumble,austinliou/mumble,austinliou/mumble,Zopieux/mumble,mbax/mumble,richard227/mumble,unascribed/mumble,Natenom/mumble,ccpgames/mumble,bheart/mumble,feld/mumble,Keridos/mumble,Zopieux/mumble,feld/mumble,bheart/mumble,unascribed/mumble,Lartza/mumble,LuAPi/mumble,Zopieux/mumble,feld/mumble,feld/mumble,Keridos/mumble,ccpgames/mumble,SuperNascher/mumble,Githlar/mumble,Lartza/mumble,ccpgames/mumble,LuAPi/mumble,Keridos/mumble,feld/mumble,SuperNascher/mumble,Zopieux/mumble,Githlar/mumble,Githlar/mumble,niko20010/mumble,Natenom/mumble,ccpgames/mumble,ccpgames/mumble,bheart/mumble