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diff --git a/src/declarative/qml/qdeclarativetypenamecache_p.h b/src/declarative/qml/qdeclarativetypenamecache_p.h
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+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QDECLARATIVETYPENAMECACHE_P_H
+#define QDECLARATIVETYPENAMECACHE_P_H
+
+//
+//  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.
+//
+
+#include "private/qdeclarativerefcount_p.h"
+#include "private/qdeclarativecleanup_p.h"
+
+#include <private/qscriptdeclarativeclass_p.h>
+
+QT_BEGIN_NAMESPACE
+
+class QDeclarativeType;
+class QDeclarativeEngine;
+class QDeclarativeTypeNameCache : public QDeclarativeRefCount, public QDeclarativeCleanup
+{
+public:
+    QDeclarativeTypeNameCache(QDeclarativeEngine *);
+    virtual ~QDeclarativeTypeNameCache();
+
+    struct Data {
+        inline Data();
+        inline ~Data();
+        QDeclarativeType *type;
+        QDeclarativeTypeNameCache *typeNamespace;
+        int importedScriptIndex;
+    };
+
+    void add(const QString &, int);
+    void add(const QString &, QDeclarativeType *);
+    void add(const QString &, QDeclarativeTypeNameCache *);
+
+    Data *data(const QString &) const;
+    inline Data *data(const QScriptDeclarativeClass::Identifier &id) const;
+
+protected:
+    virtual void clear();
+
+private:
+    struct RData : public Data { 
+        QScriptDeclarativeClass::PersistentIdentifier identifier;
+    };
+    typedef QHash<QString, RData *> StringCache;
+    typedef QHash<QScriptDeclarativeClass::Identifier, RData *> IdentifierCache;
+
+    StringCache stringCache;
+    IdentifierCache identifierCache;
+    QDeclarativeEngine *engine;
+};
+
+QDeclarativeTypeNameCache::Data::Data()
+: type(0), typeNamespace(0), importedScriptIndex(-1)
+{
+}
+
+QDeclarativeTypeNameCache::Data::~Data()
+{
+    if (typeNamespace) typeNamespace->release();
+}
+
+QDeclarativeTypeNameCache::Data *QDeclarativeTypeNameCache::data(const QScriptDeclarativeClass::Identifier &id) const
+{
+    return identifierCache.value(id);
+}
+
+QT_END_NAMESPACE
+
+#endif // QDECLARATIVETYPENAMECACHE_P_H
+