deleted obsolete parameter descriptions

src/charon/sa/child_sa.h

@@ -330,8 +330,6 @@ struct child_sa_t {
  * @param config			config to use for this CHILD_SA
  * @param reqid				reqid of old CHILD_SA when rekeying, 0 otherwise
  * @param encap				TRUE to enable UDP encapsulation (NAT traversal)
- * @param proxy				TRUE if IPsec transport SA is to be set up in proxy mode
- * @param install_policy	TRUE if kernel policies are to be installed
  * @return					child_sa_t object
  */
 child_sa_t * child_sa_create(host_t *me, host_t *other, child_cfg_t *config,