_wp_dashboard_control_callback( mixed $dashboard, array $meta_box )

246function _wp_dashboard_control_callback( $dashboard, $meta_box ) {247	echo '<form method="post" class="dashboard-widget-control-form wp-clearfix">';248	wp_dashboard_trigger_widget_control( $meta_box['id'] );249	wp_nonce_field( 'edit-dashboard-widget_' . $meta_box['id'], 'dashboard-widget-nonce' );250	echo '<input type="hidden" name="widget_id" value="' . esc_attr( $meta_box['id'] ) . '" />';251	submit_button( __( 'Save Changes' ) );252	echo '</form>';253}