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diff --git a/src/qml/qml/v8/qscripttools_p.h b/src/qml/qml/v8/qscripttools_p.h
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+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the QtScript module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL-ONLY$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** If you have questions regarding the use of this file, please contact
+** us via http://www.qt-project.org/.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+
+#ifndef QSCRIPTTOOLS_P_H
+#define QSCRIPTTOOLS_P_H
+
+#include <private/qintrusivelist_p.h>
+
+QT_BEGIN_NAMESPACE
+
+template<class N, QIntrusiveListNode N::*member>
+class QScriptIntrusiveList : public QIntrusiveList<N, member>
+{
+public:
+    inline void insert(N *n);
+    inline void remove(N *n);
+};
+
+template<class N, QIntrusiveListNode N::*member>
+void QScriptIntrusiveList<N, member>::insert(N *n)
+{
+    Q_ASSERT_X(!this->contains(n), Q_FUNC_INFO, "Can't insert a value which is in the list already");
+    Q_ASSERT_X(!(n->*member).isInList(), Q_FUNC_INFO, "Can't insert a value which is in another list");
+    QIntrusiveList<N, member>::insert(n);
+}
+
+template<class N, QIntrusiveListNode N::*member>
+void QScriptIntrusiveList<N, member>::remove(N *n)
+{
+    Q_ASSERT_X(this->contains(n), Q_FUNC_INFO, "Can't remove a value which is not in the list");
+    QIntrusiveList<N, member>::remove(n);
+}
+
+QT_END_NAMESPACE
+
+#endif //QSCRIPTTOOLS_P_H