[TIMOB-9877] Android: Titanium.Map - Create annotation method does not work on button click eventlistener.

var win = Ti.UI.createWindow({
    backgroundColor: 'white'
});
 
var button = Ti.UI.createButton({
    title: 'Add Annotations',
    top: 10,
    left: 10,
    height: 40,
    width: 200
});
var mapView = Titanium.Map.createView({
    top: 50,
    mapType: Titanium.Map.STANDARD_TYPE,
    region:{latitude:37.390749,longitude:-122.081651,animate:true,latitudeDelta:0.04, longitudeDelta:0.04},
    animate:true,
    regionFit:true,
    userLocation:true,
});
button.addEventListener('click', function(){
    var mountainView = Titanium.Map.createAnnotation({
        latitude:37.390749,
        longitude:-122.081651,
        title:"Appcelerator Headquarters",
        subtitle:'Mountain View, CA',
       animate: true,
        image: 'appicon.png'
    });
    mapView.annotations = [mountainView];
});
 

 
win.add(button);
win.add(mapView);
 
win.open();