Use FastParser in SwXMLTextBlocks

the underlying SvXMLImport subclass already has a FastParser inside it

Change-Id: I4c33508fc28eac2c119361506158c1f4520162ce
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/86476
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
diff --git a/sw/source/core/swg/SwXMLTextBlocks1.cxx b/sw/source/core/swg/SwXMLTextBlocks1.cxx
index 36a69ff..9995d3c 100644
--- a/sw/source/core/swg/SwXMLTextBlocks1.cxx
+++ b/sw/source/core/swg/SwXMLTextBlocks1.cxx
@@ -195,9 +195,6 @@ ErrCode SwXMLTextBlocks::GetMacroTable( sal_uInt16 nIdx,
        uno::Reference< uno::XComponentContext > xContext =
            comphelper::getProcessComponentContext();

        // get parser
        uno::Reference< xml::sax::XParser > xParser = xml::sax::Parser::create( xContext );

        // create descriptor and reference to it. Either
        // both or neither must be kept because of the
        // reference counting!
@@ -211,21 +208,15 @@ ErrCode SwXMLTextBlocks::GetMacroTable( sal_uInt16 nIdx,
        OUString sFilterComponent = bOasis
            ? OUString("com.sun.star.comp.Writer.XMLOasisAutotextEventsImporter")
            : OUString("com.sun.star.comp.Writer.XMLAutotextEventsImporter");
        uno::Reference< xml::sax::XDocumentHandler > xFilter(
        uno::Reference< xml::sax::XFastParser > xFilter(
            xContext->getServiceManager()->createInstanceWithArgumentsAndContext(
                sFilterComponent, aFilterArguments, xContext),
            UNO_QUERY );
        OSL_ENSURE( xFilter.is(), "can't instantiate autotext-events filter");
        if ( !xFilter.is() )
            return ERR_SWG_READ_ERROR;

        // connect parser and filter
        xParser->setDocumentHandler( xFilter );
            UNO_QUERY_THROW );

        // parse the stream
        try
        {
            xParser->parseStream( aParserInput );
            xFilter->parseStream( aParserInput );
        }
        catch( xml::sax::SAXParseException& )
        {
@@ -234,10 +225,12 @@ ErrCode SwXMLTextBlocks::GetMacroTable( sal_uInt16 nIdx,
        }
        catch( xml::sax::SAXException& )
        {
            TOOLS_WARN_EXCEPTION("sw", "");
            return ERR_SWG_READ_ERROR;
        }
        catch( io::IOException& )
        {
            TOOLS_WARN_EXCEPTION("sw", "");
            return ERR_SWG_READ_ERROR;
        }