diff -r 000000000000 -r 4f2f89ce4247 WebCore/dom/DocumentFragment.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/dom/DocumentFragment.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
+ *           (C) 1999 Antti Koivisto (koivisto@kde.org)
+ *           (C) 2001 Dirk Mueller (mueller@kde.org)
+ * Copyright (C) 2004, 2005, 2006, 2009 Apple Inc. All rights reserved.
+ *
+ * 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.
+ */
+
+#include "config.h"
+#include "DocumentFragment.h"
+
+#include "Document.h"
+#include "HTMLDocumentParser.h"
+#include "LegacyHTMLDocumentParser.h"
+#include "Page.h"
+#include "Settings.h"
+#include "XMLDocumentParser.h"
+
+namespace WebCore {
+
+inline DocumentFragment::DocumentFragment(Document* document)
+    : ContainerNode(document)
+{
+    ASSERT(document);
+}
+
+PassRefPtr<DocumentFragment> DocumentFragment::create(Document* document)
+{
+    return adoptRef(new DocumentFragment(document));
+}
+
+String DocumentFragment::nodeName() const
+{
+    return "#document-fragment";
+}
+
+Node::NodeType DocumentFragment::nodeType() const
+{
+    return DOCUMENT_FRAGMENT_NODE;
+}
+
+bool DocumentFragment::childTypeAllowed(NodeType type)
+{
+    switch (type) {
+        case ELEMENT_NODE:
+        case PROCESSING_INSTRUCTION_NODE:
+        case COMMENT_NODE:
+        case TEXT_NODE:
+        case CDATA_SECTION_NODE:
+        case ENTITY_REFERENCE_NODE:
+            return true;
+        default:
+            return false;
+    }
+}
+
+PassRefPtr<Node> DocumentFragment::cloneNode(bool deep)
+{
+    RefPtr<DocumentFragment> clone = create(document());
+    if (deep)
+        cloneChildNodes(clone.get());
+    return clone.release();
+}
+
+bool DocumentFragment::shouldUseLegacyHTMLParser() const
+{
+    return document()->page() && document()->page()->settings()
+        && !document()->page()->settings()->html5ParserEnabled();
+}
+
+void DocumentFragment::parseHTML(const String& source, FragmentScriptingPermission scriptingPermission)
+{
+    if (shouldUseLegacyHTMLParser())
+        return LegacyHTMLDocumentParser::parseDocumentFragment(source, this, scriptingPermission);
+    HTMLDocumentParser::parseDocumentFragment(source, this, scriptingPermission);
+}
+
+bool DocumentFragment::parseXML(const String& source, Element* parent, FragmentScriptingPermission scriptingPermission)
+{
+    return XMLDocumentParser::parseDocumentFragment(source, this, parent, scriptingPermission);
+}
+
+}