KATIE TAYLOR has revealed she would have quit boxing if she had not been given the opportunity for a Croke Park swansong.The 39-year-old light-welterweight will end her decorated career at the Dublin venue on September 5 knowing victory over Flora Pili will see her crowned undisputed world champion for the third time.Taylor has not fought since completing a trilogy clean sweep over Amanda Serrano at New York’s Madison Square Garden last July and was prepared to walk away from boxing.