Updated registration-form error checking to use error keys, not grep text error message.
Updated registration-form error checking to use error keys, not grep text error message.

bobsilverberg/moztrap,mozilla/moztrap,shinglyu/moztrap,bobsilverberg/moztrap,mccarrmb/moztrap,bobsilverberg/moztrap,mozilla/moztrap,bobsilverberg/moztrap,shinglyu/moztrap,mozilla/moztrap,shinglyu/moztrap,mccarrmb/moztrap,mccarrmb/moztrap,mccarrmb/moztrap,mozilla/moztrap,shinglyu/moztrap,shinglyu/moztrap,mccarrmb/moztrap,mozilla/moztrap