[TIMOB-12763] Android: clicksource not returned with click event on Google Maps v2 module

var MapModule = require('ti.map');
var win = Ti.UI.createWindow({backgroundColor: 'white'});
 
var appc = MapModule.createAnnotation({
	latitude: 37.389569,
	longitude: -122.050212,
	title: 'Appcelerator HQ',
	subtitle: 'Mountain View, CA',
	pincolor: MapModule.ANNOTATION_GREEN,
});

var mapview = MapModule.createView({
    mapType: MapModule.NORMAL_TYPE,
    region: {latitude: 37.389569, longitude: -122.050212, latitudeDelta: 0.2, longitudeDelta: 0.2},
    annotations: [appc]
});

function report (e) {
	Ti.API.info("mapview click: " + e.clicksource);
};

mapview.addEventListener('click', report);

win.add(mapview);
win.open();