qtquick: Move LayoutSaverInstantiator to new location

src/qtquick/LayoutSaverInstantiator.cpp

@@ -0,0 +1,35 @@
+/*
+  This file is part of KDDockWidgets.
+
+  SPDX-FileCopyrightText: 2019-2022 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
+  Author: Sérgio Martins <sergio.martins@kdab.com>
+
+  SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only
+
+  Contact KDAB at <info@kdab.com> for commercial licensing options.
+*/
+
+#include "LayoutSaverInstantiator.h"
+
+
+using namespace KDDockWidgets;
+
+LayoutSaverInstantiator::LayoutSaverInstantiator(QObject *parent)
+    : QObject(parent)
+    , LayoutSaver()
+{
+}
+
+LayoutSaverInstantiator::~LayoutSaverInstantiator()
+{
+}
+
+bool LayoutSaverInstantiator::saveToFile(const QString &jsonFilename)
+{
+    return LayoutSaver::saveToFile(jsonFilename);
+}
+
+bool LayoutSaverInstantiator::restoreFromFile(const QString &jsonFilename)
+{
+    return LayoutSaver::restoreFromFile(jsonFilename);
+}