@interface MFLocalizedMessageHeaders : MFMessageHeaders + (id)englishHeadersFromLocalizedHeaders:(id)a0; + (id)localizedHeaders; + (id)localizedHeadersFromEnglishHeaders:(id)a0; - (id)markupString; - (void)appendHeaderMarkupForKey:(id)a0 value:(id)a1 toString:(id)a2; - (id)copyFormattedHeaderValueFromAddressList:(id)a0; @end