[TIMOB-15926] iOS: Removing a TextField without blur results in layout issue

var win = Titanium.UI.createWindow();
win.backgroundColor = '#ccc';

var view4 = Ti.UI.createView({
	top : 1,
	left : 5,
	right : 5,
	height : 200,
	backgroundColor : 'black',
	layout : 'vertical'
})

var scrollView = Titanium.UI.createScrollView({
	top : 0,
	height : 50,
	layout : 'vertical'
});

var button1 = Titanium.UI.createButton({
	top : 5,
	width : 130,
	height : 40,
	title : 'unfocus'
});
button1.addEventListener('click', function() {
	textfield.blur();
});

var button2 = Titanium.UI.createButton({
	top : 5,
	width : 130,
	height : 40,
	title : 'show/hide'
});
button2.addEventListener('click', onClick);

var view = Ti.UI.createView({
	backgroundColor : 'blue',
	top : 5,
	height : 30,
	bottom : 5,
	layout : 'horizontal',
	horizontalWrap : 'false',
	width : Ti.UI.FILL
})
view.add(Ti.UI.createLabel({
	left : 0,
	width : 130
}))

var textfield = Ti.UI.createTextField({
	left : 5,
	right : 5,
	height : 35,
	value : "test",
	backgroundColor : 'red',
	width : Ti.UI.FILL
})
view.add(textfield)
scrollView.add(view);

view4.add(scrollView);
view4.add(button1);
view4.add(button2);

var button = Titanium.UI.createButton({
	title : 'show/hide',
	height : 40,
	width : 200,
	bottom : 10
});
win.add(button);

var added = false;

function onClick() {
	if (added) {
		win.remove(view4);
	} else {
		win.add(view4);
		textfield.focus();
	}
	added = !added;
}

button.addEventListener('click', onClick);
win.open();