simplify method updateCounterCache()
simplify method updateCounterCache()

othmar52/slimpd,othmar52/slimpd,othmar52/slimpd,killhellokitty/slimpd,othmar52/slimpd,killhellokitty/slimpd,killhellokitty/slimpd,othmar52/slimpd,othmar52/slimpd,killhellokitty/slimpd,othmar52/slimpd,killhellokitty/slimpd