CLEANUP: acl: remove unused references to ACL_USE_*

Now that acl->requires is not used anymore, we can remove all references
to it as well as all ACL_USE_* flags.
diff --git a/src/session.c b/src/session.c
index 0a2d0b2..8556284 100644
--- a/src/session.c
+++ b/src/session.c
@@ -3613,59 +3613,59 @@
  * Please take care of keeping this list alphabetically sorted.
  */
 static struct acl_kw_list acl_kws = {{ },{
-	{ "sc1_bytes_in_rate",  NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc1_bytes_out_rate", NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc1_clr_gpc0",       NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc1_conn_cnt",       NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc1_conn_cur",       NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc1_conn_rate",      NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc1_get_gpc0",       NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc1_http_err_cnt",   NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc1_http_err_rate",  NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc1_http_req_cnt",   NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc1_http_req_rate",  NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc1_inc_gpc0",       NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc1_kbytes_in",      NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "sc1_kbytes_out",     NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "sc1_sess_cnt",       NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc1_sess_rate",      NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc1_trackers",       NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_bytes_in_rate",  NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_bytes_out_rate", NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_clr_gpc0",       NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_conn_cnt",       NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_conn_cur",       NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_conn_rate",      NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_get_gpc0",       NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_http_err_cnt",   NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_http_err_rate",  NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_http_req_cnt",   NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_http_req_rate",  NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_inc_gpc0",       NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_kbytes_in",      NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "sc2_kbytes_out",     NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "sc2_sess_cnt",       NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_sess_rate",      NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "sc2_trackers",       NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "src_bytes_in_rate",  NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_bytes_out_rate", NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_clr_gpc0",       NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_conn_cnt",       NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_conn_cur",       NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_conn_rate",      NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_get_gpc0",       NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_http_err_cnt",   NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_http_err_rate",  NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_http_req_cnt",   NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_http_req_rate",  NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_inc_gpc0",       NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_kbytes_in",      NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_kbytes_out",     NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_sess_cnt",       NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_sess_rate",      NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "src_updt_conn_cnt",  NULL, acl_parse_int, acl_match_int, ACL_USE_TCP4_VOLATILE },
-	{ "table_avl",          NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
-	{ "table_cnt",          NULL, acl_parse_int, acl_match_int, ACL_USE_NOTHING },
+	{ "sc1_bytes_in_rate",  NULL, acl_parse_int, acl_match_int },
+	{ "sc1_bytes_out_rate", NULL, acl_parse_int, acl_match_int },
+	{ "sc1_clr_gpc0",       NULL, acl_parse_int, acl_match_int },
+	{ "sc1_conn_cnt",       NULL, acl_parse_int, acl_match_int },
+	{ "sc1_conn_cur",       NULL, acl_parse_int, acl_match_int },
+	{ "sc1_conn_rate",      NULL, acl_parse_int, acl_match_int },
+	{ "sc1_get_gpc0",       NULL, acl_parse_int, acl_match_int },
+	{ "sc1_http_err_cnt",   NULL, acl_parse_int, acl_match_int },
+	{ "sc1_http_err_rate",  NULL, acl_parse_int, acl_match_int },
+	{ "sc1_http_req_cnt",   NULL, acl_parse_int, acl_match_int },
+	{ "sc1_http_req_rate",  NULL, acl_parse_int, acl_match_int },
+	{ "sc1_inc_gpc0",       NULL, acl_parse_int, acl_match_int },
+	{ "sc1_kbytes_in",      NULL, acl_parse_int, acl_match_int },
+	{ "sc1_kbytes_out",     NULL, acl_parse_int, acl_match_int },
+	{ "sc1_sess_cnt",       NULL, acl_parse_int, acl_match_int },
+	{ "sc1_sess_rate",      NULL, acl_parse_int, acl_match_int },
+	{ "sc1_trackers",       NULL, acl_parse_int, acl_match_int },
+	{ "sc2_bytes_in_rate",  NULL, acl_parse_int, acl_match_int },
+	{ "sc2_bytes_out_rate", NULL, acl_parse_int, acl_match_int },
+	{ "sc2_clr_gpc0",       NULL, acl_parse_int, acl_match_int },
+	{ "sc2_conn_cnt",       NULL, acl_parse_int, acl_match_int },
+	{ "sc2_conn_cur",       NULL, acl_parse_int, acl_match_int },
+	{ "sc2_conn_rate",      NULL, acl_parse_int, acl_match_int },
+	{ "sc2_get_gpc0",       NULL, acl_parse_int, acl_match_int },
+	{ "sc2_http_err_cnt",   NULL, acl_parse_int, acl_match_int },
+	{ "sc2_http_err_rate",  NULL, acl_parse_int, acl_match_int },
+	{ "sc2_http_req_cnt",   NULL, acl_parse_int, acl_match_int },
+	{ "sc2_http_req_rate",  NULL, acl_parse_int, acl_match_int },
+	{ "sc2_inc_gpc0",       NULL, acl_parse_int, acl_match_int },
+	{ "sc2_kbytes_in",      NULL, acl_parse_int, acl_match_int },
+	{ "sc2_kbytes_out",     NULL, acl_parse_int, acl_match_int },
+	{ "sc2_sess_cnt",       NULL, acl_parse_int, acl_match_int },
+	{ "sc2_sess_rate",      NULL, acl_parse_int, acl_match_int },
+	{ "sc2_trackers",       NULL, acl_parse_int, acl_match_int },
+	{ "src_bytes_in_rate",  NULL, acl_parse_int, acl_match_int },
+	{ "src_bytes_out_rate", NULL, acl_parse_int, acl_match_int },
+	{ "src_clr_gpc0",       NULL, acl_parse_int, acl_match_int },
+	{ "src_conn_cnt",       NULL, acl_parse_int, acl_match_int },
+	{ "src_conn_cur",       NULL, acl_parse_int, acl_match_int },
+	{ "src_conn_rate",      NULL, acl_parse_int, acl_match_int },
+	{ "src_get_gpc0",       NULL, acl_parse_int, acl_match_int },
+	{ "src_http_err_cnt",   NULL, acl_parse_int, acl_match_int },
+	{ "src_http_err_rate",  NULL, acl_parse_int, acl_match_int },
+	{ "src_http_req_cnt",   NULL, acl_parse_int, acl_match_int },
+	{ "src_http_req_rate",  NULL, acl_parse_int, acl_match_int },
+	{ "src_inc_gpc0",       NULL, acl_parse_int, acl_match_int },
+	{ "src_kbytes_in",      NULL, acl_parse_int, acl_match_int },
+	{ "src_kbytes_out",     NULL, acl_parse_int, acl_match_int },
+	{ "src_sess_cnt",       NULL, acl_parse_int, acl_match_int },
+	{ "src_sess_rate",      NULL, acl_parse_int, acl_match_int },
+	{ "src_updt_conn_cnt",  NULL, acl_parse_int, acl_match_int },
+	{ "table_avl",          NULL, acl_parse_int, acl_match_int },
+	{ "table_cnt",          NULL, acl_parse_int, acl_match_int },
 	{ /* END */ },
 }};