Add a runtime flag for XSLT

Source/core/xml/parser/XMLDocumentParser.cpp

 /*
  * Copyright (C) 2000 Peter Kelly (pmk@post.com)
  * Copyright (C) 2005, 2006, 2008 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 10 matching lines @@
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #include "config.h"
 #include "core/xml/parser/XMLDocumentParser.h"
 
 #include "FetchInitiatorTypeNames.h"
 #include "HTMLNames.h"
+#include "RuntimeEnabledFeatures.h"
 #include "XMLNSNames.h"
 #include "bindings/v8/ExceptionState.h"
 #include "bindings/v8/ExceptionStatePlaceholder.h"
 #include "bindings/v8/ScriptController.h"
 #include "bindings/v8/ScriptSourceCode.h"
 #include "core/dom/CDATASection.h"
 #include "core/dom/Comment.h"
 #include "core/dom/Document.h"
 #include "core/dom/DocumentFragment.h"
 #include "core/dom/DocumentType.h"
@@ skipping 1107 matching lines @@
         return;
 
     pi->setCreatedByParser(true);
 
     m_currentNode->parserAppendChild(pi.get());
 
     pi->finishParsingChildren();
 
     if (pi->isCSS())
         m_sawCSS = true;
+
+    if (!RuntimeEnabledFeatures::xsltEnabled())
+        return;
+
     m_sawXSLTransform = !m_sawFirstElement && pi->isXSL();
     if (m_sawXSLTransform && !document()->transformSourceDocument())
         stopParsing();
 }
 
 void XMLDocumentParser::cdataBlock(const String& text)
 {
     if (isStopped())
         return;
 
@@ skipping 456 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 WebCore