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diff --git a/tests/benchmarks/widgets/graphicsview/functional/GraphicsViewBenchmark/widgets/scroller.h b/tests/benchmarks/widgets/graphicsview/functional/GraphicsViewBenchmark/widgets/scroller.h
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+++ b/tests/benchmarks/widgets/graphicsview/functional/GraphicsViewBenchmark/widgets/scroller.h
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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef SCROLLER_H
+#define SCROLLER_H
+
+#include <QObject>
+
+class ScrollerPrivate;
+class AbstractScrollArea;
+
+class Scroller : public QObject
+{
+    Q_OBJECT
+
+public:
+
+    Scroller(QObject *parent = 0);
+    virtual ~Scroller();
+
+public:
+
+    void setScrollable(AbstractScrollArea *area);
+    void setScrollFactor(qreal scrollFactor);
+    void stopScrolling();
+
+private:
+
+    bool eventFilter(QObject *obj, QEvent *ev);
+
+private:
+
+    Q_DECLARE_PRIVATE(Scroller)
+    Q_DISABLE_COPY(Scroller)
+
+    Q_PRIVATE_SLOT(d_ptr, void updateScrolling())
+
+    ScrollerPrivate * const d_ptr;
+};
+
+#endif // SCROLLER_H