FFRESubstituteCharset(nsAWritableCString &aFFREName, char *aReplacementCharset)
FFRESubstituteCharset(nsAWritableCString &aFFREName, const char *aReplacementCharset)
FFRESubstituteCharset(nsAWritableCString &aFFREName, char *aReplacementCharset){  PRInt32 charsetHyphen = aFFREName.FindChar('-');  charsetHyphen = aFFREName.FindChar('-', charsetHyphen + 1);  aFFREName.Truncate(charsetHyphen+1);  aFFREName.Append(aReplacementCharset);}