PATCH: Delete unused definition

[Jim Blandy <jimb@zwingli.cygnus.com>]

Checked in as an obvious fix.

2001-11-20  Jim Blandy  <jimb@redhat.com>

	* target.h (TARGET_RANGE_PROFITABLE_FOR_HW_WATCHPOINT): Delete
	default definition; this is never used.

Index: gdb/target.h
===================================================================
RCS file: /cvs/src/src/gdb/target.h,v
retrieving revision 1.20
diff -c -r1.20 target.h
*** gdb/target.h	2001/08/11 00:59:29	1.20
--- gdb/target.h	2001/11/21 01:58:26
***************
*** 1049,1065 ****
       ((LONGEST)(byte_count) <= REGISTER_SIZE)
  #endif
  
- /* However, some addresses may not be profitable to use hardware to watch,
-    or may be difficult to understand when the addressed object is out of
-    scope, and hence should be unwatched.  On some targets, this may have
-    severe performance penalties, such that we might as well use regular
-    watchpoints, and save (possibly precious) hardware watchpoints for other
-    locations.  */
- 
- #if !defined(TARGET_RANGE_PROFITABLE_FOR_HW_WATCHPOINT)
- #define TARGET_RANGE_PROFITABLE_FOR_HW_WATCHPOINT(pid,start,len) 0
- #endif
- 
  
  /* Set/clear a hardware watchpoint starting at ADDR, for LEN bytes.  TYPE is 0
     for write, 1 for read, and 2 for read/write accesses.  Returns 0 for
--- 1049,1054 ----