private void onDocumentLoad(ParseContext parseContext, InputStream stream)
            throws TikaException, IOException, SAXException {
        XMLReaderUtils
                .parseSAX(stream, new StylesStripper(), parseContext);
    }
Empty singleton to be used when there is no style info
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-microsoft-module/src/main/java/org/apache/tika/parser/microsoft/ooxml/xwpf/XWPFStylesShim.java