8368 remove warlock leftovers from usr/src/uts

@@ -60,13 +60,10 @@
 /* vc_state_t AVL tree */
 avl_tree_t vc_avl_root;
 /* virtual console global lock */
 kmutex_t vc_lock;
 
-_NOTE(MUTEX_PROTECTS_DATA(vc_lock, wc_dip vc_avl_root vc_active_console
-vc_cons_user))
-
 /*
  * Called from vt devname part. Checks if dip is attached. If it is,
  * return its major number.
  */
 major_t