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diff --git a/plugins/qmlprofiler/qmlprofilertracefile.h b/plugins/qmlprofiler/qmlprofilertracefile.h
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+++ b/plugins/qmlprofiler/qmlprofilertracefile.h
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+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of Qt Creator.
+**
+** 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 Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+#ifndef QMLPROFILERTRACEFILE_H
+#define QMLPROFILERTRACEFILE_H
+
+#include <QObject>
+#include <QVector>
+#include <QString>
+
+#include <qmldebug/qmlprofilereventlocation.h>
+#include <qmldebug/qmlprofilereventtypes.h>
+
+#include "qmlprofilersimplemodel.h"
+#include "qv8profilerdatamodel.h"
+
+QT_FORWARD_DECLARE_CLASS(QIODevice)
+QT_FORWARD_DECLARE_CLASS(QXmlStreamReader)
+
+
+namespace QmlProfiler {
+namespace Internal {
+
+
+struct QmlEvent {
+    QString displayName;
+    QString filename;
+    QString details;
+    QmlDebug::QmlEventType type;
+    int bindingType;
+    int line;
+    int column;
+};
+
+struct Range {
+    qint64 startTime;
+    qint64 duration;
+};
+
+class QmlProfilerFileReader : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit QmlProfilerFileReader(QObject *parent = 0);
+
+    void setV8DataModel(QV8ProfilerDataModel *dataModel);
+
+    bool load(QIODevice *device);
+
+signals:
+    void traceStartTime(qint64 traceStartTime);
+    void traceEndTime(qint64 traceStartTime);
+
+    void rangedEvent(int type, int bindingType, qint64 startTime, qint64 length,
+                     const QStringList &data, const QmlDebug::QmlEventLocation &location);
+
+    void error(const QString &error);
+
+private:
+    void loadEventData(QXmlStreamReader &reader);
+    void loadProfilerDataModel(QXmlStreamReader &reader);
+
+    void processQmlEvents();
+
+
+    QV8ProfilerDataModel *m_v8Model;
+    QVector<QmlEvent> m_qmlEvents;
+    QVector<QPair<Range, int> > m_ranges;
+};
+
+
+class QmlProfilerFileWriter : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit QmlProfilerFileWriter(QObject *parent = 0);
+
+    void setTraceTime(qint64 startTime, qint64 endTime, qint64 measturedTime);
+    void setV8DataModel(QV8ProfilerDataModel *dataModel);
+    void setQmlEvents(const QVector<QmlProfilerSimpleModel::QmlEventData> &events);
+
+    void save(QIODevice *device);
+
+private:
+    void calculateMeasuredTime(const QVector<QmlProfilerSimpleModel::QmlEventData> &events);
+
+
+    qint64 m_startTime, m_endTime, m_measuredTime;
+    QV8ProfilerDataModel *m_v8Model;
+    QHash<QString,QmlEvent> m_qmlEvents;
+    QVector<QPair<Range, QString> > m_ranges;
+    QVector <int> m_acceptedTypes;
+};
+
+
+} // namespace Internal
+} // namespace QmlProfiler
+
+#endif // QMLPROFILERTRACEFILE_H