ToUpperCase( nsAWritableString& aString )
ToUpperCase( nsAString& aString )
ToUpperCase( nsAWritableString& aString )  {    nsAWritableString::iterator fromBegin, fromEnd;    ConvertToUpperCase<PRUnichar> converter;    copy_string(aString.BeginWriting(fromBegin), aString.EndWriting(fromEnd), converter);  }