remove DocumentParser::startParsing()

Source/core/xml/parser/XMLDocumentParser.cpp

 /*
  * Copyright (C) 2000 Peter Kelly (pmk@post.com)
  * Copyright (C) 2005, 2006, 2008, 2014 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2007 Samuel Weinig (sam@webkit.org)
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2008 Holger Hans Peter Freyther
  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 1416 matching lines @@
     sax.startElementNs = startElementNsHandler;
     sax.endElementNs = endElementNsHandler;
     sax.getEntity = getEntityHandler;
     sax.startDocument = startDocumentHandler;
     sax.endDocument = endDocumentHandler;
     sax.internalSubset = internalSubsetHandler;
     sax.externalSubset = externalSubsetHandler;
     sax.ignorableWhitespace = ignorableWhitespaceHandler;
     sax.entityDecl = xmlSAX2EntityDecl;
     sax.initialized = XML_SAX2_MAGIC;
-    DocumentParser::startParsing();
     m_sawError = false;
     m_sawCSS = false;
     m_sawXSLTransform = false;
     m_sawFirstElement = false;
 
     XMLDocumentParserScope scope(document()->fetcher());
     if (m_parsingFragment) {
         m_context = XMLParserContext::createMemoryParser(&sax, this, chunk);
     } else {
         ASSERT(!chunk.data());
@@ skipping 181 matching lines @@
     sax.initialized = XML_SAX2_MAGIC;
     RefPtr<XMLParserContext> parser = XMLParserContext::createStringParser(&sax, &state);
     String parseString = "<?xml version=\"1.0\"?><attrs " + string + " />";
     parseChunk(parser->context(), parseString);
     finishParsing(parser->context());
     attrsOK = state.gotAttributes;
     return state.attributes;
 }
 
 } // namespace blink