Get rid of the unused meta type switcher

Change-Id: I8771feb68227bf69643b66314284c645cccdec6f
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

src/corelib/CMakeLists.txt

@@ -107,7 +107,6 @@ qt_add_module(Core
         kernel/qmetaobject_moc_p.h
         kernel/qmetaobjectbuilder.cpp kernel/qmetaobjectbuilder_p.h
         kernel/qmetatype.cpp kernel/qmetatype.h kernel/qmetatype_p.h
-        kernel/qmetatypeswitcher_p.h
         kernel/qmimedata.cpp kernel/qmimedata.h
         # kernel/qobject.cpp kernel/qobject.h kernel/qobject_p.h # special case
         kernel/qobject_impl.h

src/corelib/kernel/kernel.pri

@@ -42,7 +42,6 @@ HEADERS += \
         kernel/qmath.h \
         kernel/qsystemerror_p.h \
         kernel/qmetatype_p.h \
-        kernel/qmetatypeswitcher_p.h \
         kernel/qtestsupport_core.h \
         kernel/qproperty.h \
         kernel/qpropertyprivate.h \

src/corelib/kernel/qmetatype.cpp

@@ -54,7 +54,6 @@
 #include "quuid.h"
 #include "qvariant.h"
 #include "qdatastream.h"
-#include "qmetatypeswitcher_p.h"
 
 #if QT_CONFIG(regularexpression)
 #  include "qregularexpression.h"

src/corelib/kernel/qmetatypeswitcher_p.h

@@ -1,89 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the QtCore 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.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef QMETATYPESWITCHER_P_H
-#define QMETATYPESWITCHER_P_H
-
-#include "qmetatype.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.
-//
-
-QT_BEGIN_NAMESPACE
-
-class QMetaTypeSwitcher {
-public:
-    class NotBuiltinType;   // type is not a built-in type, but it may be a custom type or an unknown type
-    class UnknownType;      // type not known to QMetaType system
-    template<class ReturnType, class DelegateObject>
-    static ReturnType switcher(DelegateObject &logic, int type, const void *data = nullptr);
-};
-
-
-#define QT_METATYPE_SWICHER_CASE(TypeName, TypeId, Name)\
-    case QMetaType::TypeName: return logic.delegate(static_cast<Name const *>(data));
-
-template<class ReturnType, class DelegateObject>
-ReturnType QMetaTypeSwitcher::switcher(DelegateObject &logic, int type, const void *data)
-{
-    switch (QMetaType::Type(type)) {
-    QT_FOR_EACH_STATIC_TYPE(QT_METATYPE_SWICHER_CASE)
-
-    case QMetaType::UnknownType:
-        return logic.delegate(static_cast<UnknownType const *>(data));
-    default:
-        if (type < QMetaType::User)
-            return logic.delegate(static_cast<UnknownType const *>(data));
-        return logic.delegate(static_cast<NotBuiltinType const *>(data));
-    }
-}
-
-#undef QT_METATYPE_SWICHER_CASE
-
-QT_END_NAMESPACE
-
-#endif // QMETATYPESWITCHER_P_H

src/corelib/kernel/qvariant_p.h

@@ -56,8 +56,6 @@
 #include <QtCore/qvariant.h>
 #include <QtCore/private/qmetatype_p.h>
 
-#include "qmetatypeswitcher_p.h"
-
 QT_BEGIN_NAMESPACE
 
 template<typename T>