QML Revisions in qmlRegisterUncreatableType not honored

qmlRegisterUncreatableType<QQuickGeoMapGestureArea, 1>(uri, major, minor, "MapGestureArea",
                                        QStringLiteral("(Map)GestureArea is not intended instantiable by developer."));

import QtQuick 2.4
import QtQuick.Window 2.2
import QtPositioning 5.2
import QtLocation 5.2
 
 Window {
    width: 400
    height: 500

    property variant topLeftEurope: QtPositioning.coordinate(60.5, 0.0)
    property variant bottomRightEurope: QtPositioning.coordinate(51.0, 14.0)
    property variant viewOfEurope: QtPositioning.rectangle(topLeftEurope, bottomRightEurope)
    
    Map {
        id: mapOfEurope
        anchors.centerIn: parent;
        anchors.fill: parent
        plugin: Plugin {
            name: "osm"
        }
        
        // should NOT work
        gesture.preventStealing: false
        
        visibleRegion: viewOfEurope
    }
}