void HbXmlLoaderBaseActions::cleanUp()
{
    mStack.clear();
    
    // Create mTopObjectMap
    for (ObjectMap::iterator it = mObjectMap.begin(); 
         it != mObjectMap.end(); 
         ++it ) {               
        QObject *object = it.value().mObject.data();
        if ( it.value().mOwned ) {
            if (object && it.value().mType == HbXml::WIDGET) {
                QGraphicsWidget *asWidget = static_cast<QGraphicsWidget *>(object);
                if (!asWidget->parentItem() && !asWidget->parent()) {
                    mTopObjectMap.insert(it.key(), it.value());
                }
            } else if (object && !object->parent()) {
                mTopObjectMap.insert(it.key(), it.value());
            } else {
                // not added - owned by another object.
            }
            it.value().mOwned = false;
        }
    }
}