Remove protected ctor
Remove protected ctor

ZLima12/osu,UselessToucan/osu,NeoAdonis/osu,peppy/osu,smoogipooo/osu,NeoAdonis/osu,smoogipoo/osu,peppy/osu-new,NeoAdonis/osu,johnneijzen/osu,peppy/osu,ppy/osu,ppy/osu,johnneijzen/osu,UselessToucan/osu,2yangk23/osu,smoogipoo/osu,EVAST9919/osu,2yangk23/osu,smoogipoo/osu,UselessToucan/osu,peppy/osu,EVAST9919/osu,ppy/osu,ZLima12/osu