diff -r 000000000000 -r dd21522fd290 webengine/osswebengine/JavaScriptCore/kjs/PropertyNameArray.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/JavaScriptCore/kjs/PropertyNameArray.h	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,58 @@
+// -*- mode: c++; c-basic-offset: 4 -*-
+/*
+ *  Copyright (C) 2006 Apple Computer, Inc
+ *
+ *  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 KJS_PROPERTY_NAME_ARRAY_H
+#define KJS_PROPERTY_NAME_ARRAY_H
+
+#include "identifier.h"
+
+#include <wtf/HashSet.h>
+#include <wtf/Vector.h>
+
+namespace KJS {
+
+    class PropertyNameArray;
+
+    typedef Vector<Identifier>::const_iterator PropertyNameArrayIterator;
+
+    class PropertyNameArray {
+    public:
+        typedef PropertyNameArrayIterator iterator;
+
+        void add(const Identifier&);
+        iterator begin() const { return m_vector.begin(); }
+        iterator end() const { return m_vector.end(); }
+        size_t size() const { return m_vector.size(); }
+
+        Identifier& operator[](unsigned i) { return m_vector[i]; }
+        const Identifier& operator[](unsigned i) const { return m_vector[i]; }
+            
+    private:
+        typedef HashSet<UString::Rep*, PtrHash<UString::Rep*> > IdentifierSet;
+        IdentifierSet m_set;
+        Vector<Identifier> m_vector;
+    };
+
+
+} // namespace KJS
+
+
+#endif // KJS_PROPERTY_NAME_ARRAY_H