[TIMOB-13297] Android: Light weight window close is VERY slow

var win = Ti.UI.createWindow({
    backgroundColor: '#eee'
});

var btn = Ti.UI.createButton({
    title: 'here'
});

btn.addEventListener('click', function() {
    LightWindow().open();
})

win.add(btn);

win.open();

function LightWindow() {
    var win = Ti.UI.createWindow({
        layout:'vertical',
        backgroundColor: '#ccc'
    });
    
    var btn = Ti.UI.createButton({
        title: 'Close'
    });
    
    win.add(btn);
    
    btn.addEventListener('click', function(){
       win.close(); 
    });
    
    for(var i = 0; i < 100; i++) {
        win.add(Ti.UI.createButton({
            title: 'Button: ' + (i + 1)
        }))
    }
    
    return win;
}