/**
* Set the internal object of the form.
* If the object is being created or cloned, it is not set by default.
* @param object $obj
* @param string $load_action
* @access private
*/
protected function _set_object($obj, $load_action)
{
parent::_set_object($obj, $load_action);
$this->_history_item = $obj->new_history_item();
}
