[MINOR] remove now obsolete ana_state from the session struct

This one is not used anymore.

include/types/session.h

@@ -173,7 +173,6 @@ struct session {
 	struct server *prev_srv;		/* the server the was running on, after a redispatch, otherwise NULL */
 	struct pendconn *pend_pos;		/* if not NULL, points to the position in the pending queue */
 	struct http_txn txn;			/* current HTTP transaction being processed. Should become a list. */
-	int ana_state;				/* analyser state, used by analysers, always set to zero between them */
 	struct {
 		int logwait;			/* log fields waiting to be collected : LW_* */
 		struct timeval accept_date;	/* date of the accept() in user date */

src/client.c

@@ -184,7 +184,6 @@ int event_accept(int fd) {
 		 */
 		s->be = s->fe = p;
 
-		s->ana_state = 0;  /* analysers may change it but must reset it upon exit */
 		s->req = s->rep = NULL; /* will be allocated later */
 
 		s->si[0].state = s->si[0].prev_state = SI_ST_EST;

src/dumpstats.c

@@ -1574,8 +1574,8 @@ int stats_dump_sess_to_buffer(struct session *s, struct buffer *rep)
 			}
 
 			chunk_printf(&msg,
-				     " as=%d ts=%02x age=%s calls=%d",
-				     curr_sess->ana_state, curr_sess->task->state,
+				     " ts=%02x age=%s calls=%d",
+				     curr_sess->task->state,
 				     human_time(now.tv_sec - curr_sess->logs.tv_accept.tv_sec, 1),
 				     curr_sess->task->calls);
 

src/proto_uxst.c

@@ -439,7 +439,6 @@ int uxst_event_accept(int fd) {
 		s->listener = l;
 		s->fe = s->be = l->private;
 
-		s->ana_state = 0;
 		s->req = s->rep = NULL; /* will be allocated later */
 
 		s->si[0].state = s->si[0].prev_state = SI_ST_EST;