remove unused function

libs/sofia-sip/libsofia-sip-ua/soa/soa.c

@@ -75,8 +75,6 @@ static char const __func__[] = "soa";
 /* ======================================================================== */
 
 /* Internal prototypes */
-su_inline int soa_media_is_ready(soa_session_t const *ss);
-
 enum soa_sdp_kind {
   soa_capability_sdp_kind,
   soa_user_sdp_kind,
@@ -1899,14 +1897,6 @@ int soa_set_warning(soa_session_t *ss, int code, char const *text)
   return -1;
 }
 
-su_inline
-int soa_media_is_ready(soa_session_t const *ss)
-{
-  XXX;
-  return 0;
-  /* return ss && ss->ss_session != NULL; */
-}
-
 void soa_set_activity(soa_session_t *ss,
 		      sdp_media_t const *m,
 		      enum soa_activity activity)