tipc: Eliminate unused routing message definitions

Gets rid of unused constants defining the types used in routing
messages. These messages no longer exist in TIPC now that multicluster
and multizone support has been eliminated.
Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>

net/tipc/msg.h

@@ -740,15 +740,6 @@ static inline void msg_set_link_tolerance(struct tipc_msg *m, u32 n)
 #define DUPLICATE_MSG    0
 #define ORIGINAL_MSG     1
 
-/*
- * Routing table message types
- */
-#define EXT_ROUTING_TABLE    0
-#define LOCAL_ROUTING_TABLE  1		/* obsoleted */
-#define SLAVE_ROUTING_TABLE  2
-#define ROUTE_ADDITION       3
-#define ROUTE_REMOVAL        4
-
 /*
  * Config protocol message types
  */