if (elementListeners == null) {
elementListeners = new HashMap<JavaScriptObject, ElementResizeListener>();
resizeListeners.put(element, elementListeners);
}
ElementResizeListener listener = elementListeners.get(callbackFunction);
if (listener == null) {
LayoutManager layoutManager = LayoutManager.get(connector
.getConnection());
listener = new ElementResizeListener() {
@Override
public void onElementResize(ElementResizeEvent e) {
invokeElementResizeCallback(e.getElement(),
callbackFunction);
}