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diff --git a/WebCore/XMLTokenizer.h b/WebCore/XMLTokenizer.h
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+/*
+ * Copyright (C) 2000 Peter Kelly (pmk@post.com)
+ * Copyright (C) 2005, 2006, 2007 Apple Inc. All rights reserved.
+ * Copyright (C) 2007 Samuel Weinig (sam@webkit.org)
+ * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * 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.
+ *
+ */
+
+#ifndef XMLTokenizer_h
+#define XMLTokenizer_h
+
+#include "CachedResourceClient.h"
+#include "CachedResourceHandle.h"
+#include "SegmentedString.h"
+#include "StringHash.h"
+#include "Tokenizer.h"
+#include <wtf/HashMap.h>
+#include <wtf/OwnPtr.h>
+
+#if USE(QXMLSTREAM)
+#include <QtXml/qxmlstream.h>
+#else
+#include <libxml/tree.h>
+#include <libxml/xmlstring.h>
+#endif
+
+namespace WebCore {
+
+    class Node;
+    class CachedScript;
+    class DocLoader;
+    class DocumentFragment;
+    class Document;
+    class Element;
+    class FrameView;
+    class PendingCallbacks;
+    class ScriptElement;
+
+    class XMLTokenizer : public Tokenizer, public CachedResourceClient {
+    public:
+        XMLTokenizer(Document*, FrameView* = 0);
+        XMLTokenizer(DocumentFragment*, Element*);
+        ~XMLTokenizer();
+
+        enum ErrorType { warning, nonFatal, fatal };
+
+        // from Tokenizer
+        virtual bool write(const SegmentedString&, bool appendData);
+        virtual void finish();
+        virtual bool isWaitingForScripts() const;
+        virtual void stopParsing();
+
+        void end();
+
+        void pauseParsing();
+        void resumeParsing();
+
+        void setIsXHTMLDocument(bool isXHTML) { m_isXHTMLDocument = isXHTML; }
+        bool isXHTMLDocument() const { return m_isXHTMLDocument; }
+#if ENABLE(WML)
+        bool isWMLDocument() const;
+#endif
+
+        // from CachedResourceClient
+        virtual void notifyFinished(CachedResource* finishedObj);
+
+
+        void handleError(ErrorType type, const char* m, int lineNumber, int columnNumber);
+
+        virtual bool wellFormed() const { return !m_sawError; }
+
+        int lineNumber() const;
+        int columnNumber() const;
+
+#if USE(QXMLSTREAM)
+private:
+        void parse();
+        void startDocument();
+        void parseStartElement();
+        void parseEndElement();
+        void parseCharacters();
+        void parseProcessingInstruction();
+        void parseCdata();
+        void parseComment();
+        void endDocument();
+        void parseDtd();
+        bool hasError() const;
+#else
+public:
+        // callbacks from parser SAX
+        void error(ErrorType, const char* message, va_list args) WTF_ATTRIBUTE_PRINTF(3, 0); 
+        void startElementNs(const xmlChar* xmlLocalName, const xmlChar* xmlPrefix, const xmlChar* xmlURI, int nb_namespaces,
+                            const xmlChar** namespaces, int nb_attributes, int nb_defaulted, const xmlChar** libxmlAttributes);
+        void endElementNs();
+        void characters(const xmlChar* s, int len);
+        void processingInstruction(const xmlChar* target, const xmlChar* data);
+        void cdataBlock(const xmlChar* s, int len);
+        void comment(const xmlChar* s);
+        void startDocument(const xmlChar* version, const xmlChar* encoding, int standalone);
+        void internalSubset(const xmlChar* name, const xmlChar* externalID, const xmlChar* systemID);
+        void endDocument();
+#endif
+    private:
+        friend bool parseXMLDocumentFragment(const String& chunk, DocumentFragment* fragment, Element* parent);
+
+        void initializeParserContext(const char* chunk = 0);
+        void setCurrentNode(Node*);
+
+        void insertErrorMessageBlock();
+
+        bool enterText();
+        void exitText();
+
+        void doWrite(const String&);
+        void doEnd();
+
+        Document* m_doc;
+        FrameView* m_view;
+
+        String m_originalSourceForTransform;
+
+#if USE(QXMLSTREAM)
+        QXmlStreamReader m_stream;
+        bool m_wroteText;
+#else
+        xmlParserCtxtPtr m_context;
+        OwnPtr<PendingCallbacks> m_pendingCallbacks;
+        Vector<xmlChar> m_bufferedText;
+#endif
+        Node* m_currentNode;
+        bool m_currentNodeIsReferenced;
+
+        bool m_sawError;
+        bool m_sawXSLTransform;
+        bool m_sawFirstElement;
+        bool m_isXHTMLDocument;
+
+        bool m_parserPaused;
+        bool m_requestingScript;
+        bool m_finishCalled;
+
+        int m_errorCount;
+        int m_lastErrorLine;
+        int m_lastErrorColumn;
+        String m_errorMessages;
+
+        CachedResourceHandle<CachedScript> m_pendingScript;
+        RefPtr<Element> m_scriptElement;
+        int m_scriptStartLine;
+
+        bool m_parsingFragment;
+        String m_defaultNamespaceURI;
+
+        typedef HashMap<String, String> PrefixForNamespaceMap;
+        PrefixForNamespaceMap m_prefixToNamespaceMap;
+        SegmentedString m_pendingSrc;
+    };
+
+#if ENABLE(XSLT)
+void* xmlDocPtrForString(DocLoader*, const String& source, const String& url);
+#endif
+
+HashMap<String, String> parseAttributes(const String&, bool& attrsOK);
+bool parseXMLDocumentFragment(const String&, DocumentFragment*, Element* parent = 0);
+
+} // namespace WebCore
+
+#endif // XMLTokenizer_h