Move conn is secure function

src/xmpp/session.c

@@ -401,16 +401,6 @@ session_login_failed(void)
     }
 }
 
-gboolean
-session_conn_is_secured(void)
-{
-    if (connection_get_status() == JABBER_CONNECTED) {
-        return xmpp_conn_is_secured(connection_get_conn()) == 0 ? FALSE : TRUE;
-    } else {
-        return FALSE;
-    }
-}
-
 gboolean
 session_send_stanza(const char *const stanza)
 {