public function update( $new_instance, $old_instance ) 
    {   
        $this->form->updater->set_new_instance( $new_instance );
        return $this->form->updater->update( $old_instance );
    }
public function update( $new_instance, $old_instance ) 
    {   
        $this->form->updater->set_new_instance( $new_instance );
        return $this->form->updater->update( $old_instance );
    }
public function update ( $ new_instance , $ old_instance ) { $ this -> form -> updater -> set_new_instance ( $ new_instance ) ; return $ this -> form -> updater -> update ( $ old_instance ) ; }
Processes the widget's options to be saved.

@param    array    new_instance    The previous instance
of values before the update.
@param    array    old_instance    The new instance of
values to be generated via the update.
Processes the widget s options to be saved .