* @param int $widget_id Optional, but needed for checking. Widget ID.
* @param string $id_base Optional, the base ID of a widget created by extending WP_Widget.
* @param bool $skip_inactive Optional, whether to check in 'wp_inactive_widgets'.
* @param int $widget_id Optional, but needed for checking. Widget ID.
* @param string $id_base Optional, the base ID of a widget created by extending WP_Widget.
* @param bool $skip_inactive Optional, whether to check in 'wp_inactive_widgets'.