Cleanup: remove unused IRC flag.

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

.gitignore

@@ -27,4 +27,3 @@ bitcoin/test/run-tx-encode
 daemon/test/run-maxfee
 test/test_protocol
 test/test_sphinx
-test/test_irc

lightningd/lightningd.h

@@ -62,9 +62,6 @@ struct config {
 	/* How long between changing commit and sending COMMIT message. */
 	struct timerel commit_time;
 
-	/* Whether to enable IRC peer discovery. */
-	bool use_irc;
-
 	/* Whether to ignore database version. */
 	bool db_version_ignore;
 

lightningd/options.c

@@ -224,9 +224,6 @@ static void config_register_opts(struct lightningd *ld)
 	opt_register_arg("--fee-per-satoshi", opt_set_s32, opt_show_s32,
 			 &ld->config.fee_per_satoshi,
 			 "Microsatoshi fee for every satoshi in HTLC");
-	opt_register_noarg("--disable-irc", opt_set_invbool,
-			   &ld->config.use_irc,
-			   "Disable IRC peer discovery for routing");
 
 	opt_register_noarg("--ignore-dbversion", opt_set_bool,
 			   &ld->config.db_version_ignore,

tests/utils.py

@@ -215,7 +215,6 @@ class LightningD(TailableProc):
             '--bitcoin-datadir={}'.format(bitcoin_dir),
             '--lightning-dir={}'.format(lightning_dir),
             '--port={}'.format(port),
-            '--disable-irc',
             '--network=regtest',
             '--dev-broadcast-interval=1000',
         ]