如何删除警告“从'Any'到'AnyObject'的条件强制转换总是成功的”

I create a class and I'm getting an warning message when I try to cast an object as AnyObject. The warning is: " Conditional cast from 'Any' to 'AnyObject' always succeeds " How can I remove this warning from my file ?I create a class and I'm getting an warning mes