Allow ChatLines to exist without UserProfileOverlay
Allow ChatLines to exist without UserProfileOverlay

Fixes testcases failing when logged in.

Frontear/osuKyzer,naoey/osu,johnneijzen/osu,smoogipoo/osu,naoey/osu,Damnae/osu,2yangk23/osu,EVAST9919/osu,ppy/osu,DrabWeb/osu,peppy/osu-new,ppy/osu,Nabile-Rahmani/osu,johnneijzen/osu,UselessToucan/osu,smoogipooo/osu,ZLima12/osu,DrabWeb/osu,EVAST9919/osu,Drezi126/osu,smoogipoo/osu,UselessToucan/osu,UselessToucan/osu,NeoAdonis/osu,DrabWeb/osu,peppy/osu,smoogipoo/osu,NeoAdonis/osu,peppy/osu,ppy/osu,2yangk23/osu,NeoAdonis/osu,peppy/osu,naoey/osu,ZLima12/osu