ike-sa: Expose task_manager_t::adopt_child_tasks()

src/libcharon/sa/ike_sa.h

@@ -1147,6 +1147,13 @@ struct ike_sa_t {
 	 */
 	void (*queue_task_delayed)(ike_sa_t *this, task_t *task, uint32_t delay);
 
+	/**
+	 * Adopt child creating tasks from the given IKE_SA.
+	 *
+	 * @param other			other IKE_SA to adopt tasks from
+	 */
+	void (*adopt_child_tasks)(ike_sa_t *this, ike_sa_t *other);
+
 	/**
 	 * Inherit required attributes to new SA before rekeying.
 	 *