connectd: simply use global features from common/features.

We currently hand the feature set from lightningd, but that's confusing
if they were ever different.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

connectd/connect_wire.csv

@@ -4,10 +4,6 @@
 
 connectctl_init,2000
 connectctl_init,,id,struct pubkey
-connectctl_init,,gflen,u16
-connectctl_init,,globalfeatures,gflen*u8
-connectctl_init,,lflen,u16
-connectctl_init,,localfeatures,lflen*u8
 connectctl_init,,num_wireaddrs,u16
 connectctl_init,,wireaddrs,num_wireaddrs*struct wireaddr_internal
 connectctl_init,,listen_announce,num_wireaddrs*enum addr_listen_announce

connectd/connectd.c

@@ -124,9 +124,6 @@ struct daemon {
 	/* Connection to main daemon. */
 	struct daemon_conn *master;
 
-	/* Local and global features to offer to peers. */
-	u8 *localfeatures, *globalfeatures;
-
 	/* Allow localhost to be considered "public": DEVELOPER-only option,
 	 * but for simplicity we don't #if DEVELOPER-wrap it here. */
 	bool dev_allow_localhost;
@@ -289,9 +286,7 @@ static int get_gossipfd(struct daemon *daemon,
 	/*~ The way features generally work is that both sides need to offer it;
 	 * we always offer `gossip_queries`, but this check is explicit. */
 	gossip_queries_feature
-		= feature_offered(localfeatures, LOCAL_GOSSIP_QUERIES)
-		&& feature_offered(daemon->localfeatures,
-				   LOCAL_GOSSIP_QUERIES);
+		= local_feature_negotiated(localfeatures, LOCAL_GOSSIP_QUERIES);
 
 	/*~ `initial_routing_sync is supported by every node, since it was in
 	 * the initial lightning specification: it means the peer wants the
@@ -1102,8 +1097,8 @@ static struct io_plan *connect_init(struct io_conn *conn,
 	/* Fields which require allocation are allocated off daemon */
 	if (!fromwire_connectctl_init(
 		daemon, msg,
-		&daemon->id, &daemon->globalfeatures,
-		&daemon->localfeatures, &proposed_wireaddr,
+		&daemon->id,
+		&proposed_wireaddr,
 		&proposed_listen_announce,
 		&proxyaddr, &daemon->use_proxy_always,
 		&daemon->dev_allow_localhost, &daemon->use_dns,

lightningd/connect_control.c

@@ -367,8 +367,7 @@ int connectd_init(struct lightningd *ld)
 
 	msg = towire_connectctl_init(
 	    tmpctx, &ld->id,
-	    get_offered_globalfeatures(tmpctx),
-	    get_offered_localfeatures(tmpctx), wireaddrs,
+	    wireaddrs,
 	    listen_announce,
 	    ld->proxyaddr, ld->use_proxy_always || ld->pure_tor_setup,
 	    allow_localhost, ld->config.use_dns,