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diff --git a/src/positioning/qdoublevector2d.cpp b/src/positioning/qdoublevector2d.cpp
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--- a/src/positioning/qdoublevector2d.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the QtPositioning module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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 Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPL3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or (at your option) the GNU General
-** Public license version 3 or any later version approved by the KDE Free
-** Qt Foundation. The licenses are as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
-** 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-2.0.html and
-** https://www.gnu.org/licenses/gpl-3.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "qdoublevector2d_p.h"
-#include "qdoublevector3d_p.h"
-#include <QtCore/qdatastream.h>
-#include <QtCore/qdebug.h>
-#include <QtCore/qmath.h>
-
-QT_BEGIN_NAMESPACE
-
-QDoubleVector2D::QDoubleVector2D(const QDoubleVector3D &vector) :
- xp(vector.xp), yp(vector.yp)
-{
-}
-
-double QDoubleVector2D::length() const
-{
- return qSqrt(xp * xp + yp * yp);
-}
-
-QDoubleVector2D QDoubleVector2D::normalized() const
-{
- // Need some extra precision if the length is very small.
- double len = double(xp) * double(xp) +
- double(yp) * double(yp);
- if (qFuzzyIsNull(len - 1.0))
- return *this;
- else if (!qFuzzyIsNull(len))
- return *this / (double)qSqrt(len);
- else
- return QDoubleVector2D();
-}
-
-void QDoubleVector2D::normalize()
-{
- // Need some extra precision if the length is very small.
- double len = double(xp) * double(xp) +
- double(yp) * double(yp);
- if (qFuzzyIsNull(len - 1.0) || qFuzzyIsNull(len))
- return;
-
- len = qSqrt(len);
-
- xp /= len;
- yp /= len;
-}
-
-QDoubleVector3D QDoubleVector2D::toVector3D() const
-{
- return QDoubleVector3D(xp, yp, 0.0);
-}
-
-#ifndef QT_NO_DEBUG_STREAM
-
-QDebug operator<<(QDebug dbg, const QDoubleVector2D &vector)
-{
- QDebugStateSaver saver(dbg);
- dbg.nospace() << "QDoubleVector2D(" << vector.x() << ", " << vector.y() << ')';
- return dbg;
-}
-
-#endif
-
-#ifndef QT_NO_DATASTREAM
-
-QDataStream &operator<<(QDataStream &stream, const QDoubleVector2D &vector)
-{
- stream << double(vector.x()) << double(vector.y());
- return stream;
-}
-
-QDataStream &operator>>(QDataStream &stream, QDoubleVector2D &vector)
-{
- double x, y;
- stream >> x;
- stream >> y;
- vector.setX(double(x));
- vector.setY(double(y));
- return stream;
-}
-
-#endif // QT_NO_DATASTREAM
-
-QT_END_NAMESPACE