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diff --git a/WebCore/css/CSSComputedStyleDeclaration.h b/WebCore/css/CSSComputedStyleDeclaration.h
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+++ b/WebCore/css/CSSComputedStyleDeclaration.h
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+/*
+ * Copyright (C) 2004 Zack Rusin <zack@kde.org>
+ * Copyright (C) 2004, 2005, 2006, 2008 Apple Inc. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301  USA
+ */
+
+#ifndef CSSComputedStyleDeclaration_h
+#define CSSComputedStyleDeclaration_h
+
+#include "CSSStyleDeclaration.h"
+#include "Node.h"
+
+namespace WebCore {
+
+class CSSMutableStyleDeclaration;
+
+enum EUpdateLayout { DoNotUpdateLayout = false, UpdateLayout = true };
+
+class CSSComputedStyleDeclaration : public CSSStyleDeclaration {
+public:
+    friend PassRefPtr<CSSComputedStyleDeclaration> computedStyle(PassRefPtr<Node>);
+    virtual ~CSSComputedStyleDeclaration();
+
+    virtual String cssText() const;
+
+    virtual unsigned length() const;
+    virtual String item(unsigned index) const;
+
+    virtual PassRefPtr<CSSValue> getPropertyCSSValue(int propertyID) const;
+    virtual String getPropertyValue(int propertyID) const;
+    virtual bool getPropertyPriority(int propertyID) const;
+    virtual int getPropertyShorthand(int propertyID) const { return -1; }
+    virtual bool isPropertyImplicit(int propertyID) const { return false; }
+
+    virtual PassRefPtr<CSSMutableStyleDeclaration> copy() const;
+    virtual PassRefPtr<CSSMutableStyleDeclaration> makeMutable();
+
+    PassRefPtr<CSSValue> getPropertyCSSValue(int propertyID, EUpdateLayout) const;
+#if ENABLE(SVG)
+    PassRefPtr<CSSValue> getSVGPropertyCSSValue(int propertyID, EUpdateLayout) const;
+#endif
+
+    PassRefPtr<CSSMutableStyleDeclaration> copyInheritableProperties() const;
+
+    static void removeComputedInheritablePropertiesFrom(CSSMutableStyleDeclaration*);
+
+private:
+    CSSComputedStyleDeclaration(PassRefPtr<Node>);
+
+    virtual void setCssText(const String&, ExceptionCode&);
+
+    virtual String removeProperty(int propertyID, ExceptionCode&);
+    virtual void setProperty(int propertyId, const String& value, bool important, ExceptionCode&);
+
+    RefPtr<Node> m_node;
+};
+
+inline PassRefPtr<CSSComputedStyleDeclaration> computedStyle(PassRefPtr<Node> node)
+{
+    return adoptRef(new CSSComputedStyleDeclaration(node));
+}
+
+} // namespace WebCore
+
+#endif // CSSComputedStyleDeclaration_h