9210 remove KMDB branch debugging support
9211 ::crregs could do with cr2/cr3 support
9209 ::ttrace should be able to filter by thread
Reviewed by: Patrick Mooney <patrick.mooney@joyent.com>

@@ -21,11 +21,11 @@
 /*
  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 /*
- * Copyright (c) 2012, Joyent, Inc.  All rights reserved.
+ * Copyright (c) 2018, Joyent, Inc.  All rights reserved.
  */
 
 #ifndef _MDB_TARGET_IMPL_H
 #define _MDB_TARGET_IMPL_H
 

@@ -102,11 +102,10 @@
 
         int (*t_status)(mdb_tgt_t *, mdb_tgt_status_t *);
         int (*t_run)(mdb_tgt_t *, int, const struct mdb_arg *);
         int (*t_step)(mdb_tgt_t *, mdb_tgt_status_t *);
         int (*t_step_out)(mdb_tgt_t *, uintptr_t *);
-        int (*t_step_branch)(mdb_tgt_t *);
         int (*t_next)(mdb_tgt_t *, uintptr_t *);
         int (*t_cont)(mdb_tgt_t *, mdb_tgt_status_t *);
         int (*t_signal)(mdb_tgt_t *, int);
 
         int (*t_add_vbrkpt)(mdb_tgt_t *, uintptr_t,