Removed an XXX.

src/irclib.py

@@ -850,8 +850,7 @@ class Irc(IrcCommandDispatcher):
             L = list(nick)
             while len(L) <= 3:
                 L.append('`')
-            # XXX Should this check ircutils.isNick as well?
-            while ret == nick:
+            while ircutils.strEqual(ret, nick):
                 L[random.randrange(len(L))] = random.choice('0123456789')
                 ret = ''.join(L)
             return ret

src/ircutils.py

@@ -124,7 +124,6 @@ def isNick(s, strictRfc=True, nicklen=None):
             ret = len(s) <= nicklen
         return ret
     else:
-        # XXX special values to isChannel?
         return not isChannel(s) and \
                not isUserHostmask(s) and \
                not ' ' in s and not '!' in s