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diff --git a/src/plugins/qmltooling/qmldbg_profiler/qqmlprofilerservice.h b/src/plugins/qmltooling/qmldbg_profiler/qqmlprofilerservice.h
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+++ b/src/plugins/qmltooling/qmldbg_profiler/qqmlprofilerservice.h
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+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtQml module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL21$
+** 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 http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/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 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** As a special exception, The Qt Company gives you certain additional
+** rights. These rights are described in The Qt Company LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QQMLPROFILERSERVICE_P_H
+#define QQMLPROFILERSERVICE_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/qqmlconfigurabledebugservice_p.h>
+#include <private/qqmldebugserviceinterfaces_p.h>
+#include <private/qqmlprofilerdefinitions_p.h>
+#include <private/qqmlabstractprofileradapter_p.h>
+#include <private/qqmlboundsignal_p.h>
+
+#include <QtCore/qelapsedtimer.h>
+#include <QtCore/qmetaobject.h>
+#include <QtCore/qmutex.h>
+#include <QtCore/qvector.h>
+#include <QtCore/qstringbuilder.h>
+#include <QtCore/qwaitcondition.h>
+#include <QtCore/qtimer.h>
+
+#include <limits>
+
+QT_BEGIN_NAMESPACE
+
+class QUrl;
+class QQmlEngine;
+
+
+class QQmlProfilerServiceImpl :
+        public QQmlConfigurableDebugService<QQmlProfilerService>,
+        public QQmlProfilerDefinitions
+{
+    Q_OBJECT
+public:
+
+    void engineAboutToBeAdded(QQmlEngine *engine);
+    void engineAboutToBeRemoved(QQmlEngine *engine);
+    void engineAdded(QQmlEngine *engine);
+    void engineRemoved(QQmlEngine *engine);
+
+    void addGlobalProfiler(QQmlAbstractProfilerAdapter *profiler);
+    void removeGlobalProfiler(QQmlAbstractProfilerAdapter *profiler);
+
+    void startProfiling(QQmlEngine *engine, quint64 features = std::numeric_limits<quint64>::max());
+    void stopProfiling(QQmlEngine *engine);
+
+    QQmlProfilerServiceImpl(QObject *parent = 0);
+    ~QQmlProfilerServiceImpl();
+
+    void dataReady(QQmlAbstractProfilerAdapter *profiler);
+
+signals:
+    void startFlushTimer();
+    void stopFlushTimer();
+
+private slots:
+    void flush();
+
+protected:
+    virtual void stateAboutToBeChanged(State state);
+    virtual void messageReceived(const QByteArray &);
+
+private:
+    friend class QQmlProfilerServiceFactory;
+
+    void sendMessages();
+    void addEngineProfiler(QQmlAbstractProfilerAdapter *profiler, QQmlEngine *engine);
+    void removeProfilerFromStartTimes(const QQmlAbstractProfilerAdapter *profiler);
+
+    QElapsedTimer m_timer;
+    QTimer m_flushTimer;
+    bool m_waitingForStop;
+
+    QList<QQmlAbstractProfilerAdapter *> m_globalProfilers;
+    QMultiHash<QQmlEngine *, QQmlAbstractProfilerAdapter *> m_engineProfilers;
+    QList<QQmlEngine *> m_stoppingEngines;
+    QMultiMap<qint64, QQmlAbstractProfilerAdapter *> m_startTimes;
+};
+
+QT_END_NAMESPACE
+
+#endif // QQMLPROFILERSERVICE_P_H
+