--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/dom/ElementRareData.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2008, 2009, 2010 Apple Inc. All rights reserved.
+ * Copyright (C) 2008 David Smith <catfish.man@gmail.com>
+ *
+ * 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 ElementRareData_h
+#define ElementRareData_h
+
+#include "DatasetDOMStringMap.h"
+#include "Element.h"
+#include "NodeRareData.h"
+#include <wtf/OwnPtr.h>
+
+namespace WebCore {
+
+class ElementRareData : public NodeRareData {
+public:
+    ElementRareData();
+
+    void resetComputedStyle();
+
+    using NodeRareData::needsFocusAppearanceUpdateSoonAfterAttach;
+    using NodeRareData::setNeedsFocusAppearanceUpdateSoonAfterAttach;
+
+    IntSize m_minimumSizeForResizing;
+    RefPtr<RenderStyle> m_computedStyle;
+
+    OwnPtr<DatasetDOMStringMap> m_datasetDOMStringMap;
+};
+
+inline IntSize defaultMinimumSizeForResizing()
+{
+    return IntSize(INT_MAX, INT_MAX);
+}
+
+inline ElementRareData::ElementRareData()
+    : m_minimumSizeForResizing(defaultMinimumSizeForResizing())
+{
+}
+
+inline void ElementRareData::resetComputedStyle()
+{
+    m_computedStyle.clear();
+}
+
+}
+#endif // ElementRareData_h