--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/dom/DatasetDOMStringMap.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2010 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef DatasetDOMStringMap_h
+#define DatasetDOMStringMap_h
+
+#include "DOMStringMap.h"
+#include <wtf/PassOwnPtr.h>
+
+namespace WebCore {
+
+class Element;
+
+class DatasetDOMStringMap : public DOMStringMap {
+public:
+    static PassOwnPtr<DatasetDOMStringMap> create(Element* element)
+    {
+        return new DatasetDOMStringMap(element);
+    }
+
+    virtual void ref();
+    virtual void deref();
+
+    virtual void getNames(Vector<String>&);
+    virtual String item(const String& name);
+    virtual bool contains(const String& name);
+    virtual void setItem(const String& name, const String& value, ExceptionCode&);
+    virtual void deleteItem(const String& name, ExceptionCode&);
+
+private:
+    DatasetDOMStringMap(Element* element)
+        : m_element(element)
+    {
+    }
+
+    Element* m_element;
+};
+
+} // namespace WebCore
+
+#endif // DatasetDOMStringMap_h