[MIPS] Delete duplicate definitions of break codes.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

include/asm-mips/signal.h

@@ -155,27 +155,6 @@ typedef struct sigaltstack {
 #ifdef __KERNEL__
 #include <asm/sigcontext.h>
 
-/*
- * The following break codes are or were in use for specific purposes in
- * other MIPS operating systems.  Linux/MIPS doesn't use all of them.  The
- * unused ones are here as placeholders; we might encounter them in
- * non-Linux/MIPS object files or make use of them in the future.
- */
-#define BRK_USERBP	0	/* User bp (used by debuggers) */
-#define BRK_KERNELBP	1	/* Break in the kernel */
-#define BRK_ABORT	2	/* Sometimes used by abort(3) to SIGIOT */
-#define BRK_BD_TAKEN	3	/* For bd slot emulation - not implemented */
-#define BRK_BD_NOTTAKEN	4	/* For bd slot emulation - not implemented */
-#define BRK_SSTEPBP	5	/* User bp (used by debuggers) */
-#define BRK_OVERFLOW	6	/* Overflow check */
-#define BRK_DIVZERO	7	/* Divide by zero check */
-#define BRK_RANGE	8	/* Range error check */
-#define BRK_STACKOVERFLOW 9	/* For Ada stackchecking */
-#define BRK_NORLD	10	/* No rld found - not used by Linux/MIPS */
-#define _BRK_THREADBP	11	/* For threads, user bp (used by debuggers) */
-#define BRK_MULOVF	1023	/* Multiply overflow */
-#define BRK_BUG		512	/* Used by BUG() */
-
 #define ptrace_signal_deliver(regs, cookie) do { } while (0)
 
 #endif /* __KERNEL__ */