protected void parse(POIFSFileSystem filesystem, XHTMLContentHandler xhtml)
            throws IOException, SAXException, TikaException {
        parse(filesystem.getRoot(), xhtml);
    }
Given a style name, return what tag should be used, and
what style should be applied to it.
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-microsoft-module/src/main/java/org/apache/tika/parser/microsoft/WordExtractor.java