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diff --git a/src/qml/qml/qqmlexpression.h b/src/qml/qml/qqmlexpression.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 QtQml 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 QQMLEXPRESSION_H
+#define QQMLEXPRESSION_H
+
+#include <QtQml/qqmlerror.h>
+#include <QtQml/qqmlscriptstring.h>
+
+#include <QtCore/qobject.h>
+#include <QtCore/qvariant.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+
+class QString;
+class QQmlRefCount;
+class QQmlEngine;
+class QQmlContext;
+class QQmlExpressionPrivate;
+class QQmlContextData;
+class Q_QML_EXPORT QQmlExpression : public QObject
+{
+    Q_OBJECT
+public:
+    QQmlExpression();
+    QQmlExpression(QQmlContext *, QObject *, const QString &, QObject * = 0);
+    explicit QQmlExpression(const QQmlScriptString &, QObject * = 0);
+    virtual ~QQmlExpression();
+
+    QQmlEngine *engine() const;
+    QQmlContext *context() const;
+
+    QString expression() const;
+    void setExpression(const QString &);
+
+    bool notifyOnValueChanged() const;
+    void setNotifyOnValueChanged(bool);
+
+    QString sourceFile() const;
+    int lineNumber() const;
+    int columnNumber() const;
+    void setSourceLocation(const QString &fileName, int line, int column = 0);
+
+    QObject *scopeObject() const;
+
+    bool hasError() const;
+    void clearError();
+    QQmlError error() const;
+
+    QVariant evaluate(bool *valueIsUndefined = 0);
+
+Q_SIGNALS:
+    void valueChanged();
+
+protected:
+    QQmlExpression(QQmlContextData *, QObject *, const QString &,
+                           QQmlExpressionPrivate &dd);
+    QQmlExpression(QQmlContextData *, QObject *, void *, 
+                           QQmlExpressionPrivate &dd);
+    QQmlExpression(QQmlContextData *, QObject *, const QString &, bool,
+                           const QString &, int, int, QQmlExpressionPrivate &dd);
+    QQmlExpression(QQmlContextData *, QObject *, const QByteArray &, bool,
+                           const QString &, int, int, QQmlExpressionPrivate &dd);
+
+private:
+    QQmlExpression(QQmlContextData *, QObject *, const QString &);
+
+    Q_DISABLE_COPY(QQmlExpression)
+    Q_DECLARE_PRIVATE(QQmlExpression)
+    friend class QQmlDebugger;
+    friend class QQmlContext;
+    friend class QQmlVME;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QQMLEXPRESSION_H
+