Delete old x86 validator.

src/trusted/validator_x86/testdata/32/inst-crosses.test

-@hex:
-  # Instruction crosses (16-byte) block boundary.
-  67 8d 1d 22 a0 05 e3 7b 9c db 08 04 b1 90
-  ed 12 f4 f4
-@nval:
-  VALIDATOR: 0: Bad prefix usage
-  VALIDATOR: e: Illegal instruction
-  *** <input> IS UNSAFE ***
-@nvals:
-  VALIDATOR: 0: Bad prefix usage
-  VALIDATOR: e: Illegal instruction
-  *** <input> IS UNSAFE ***
-  
-  Opcode Histogram;
-  1     0x04    1       0x12    1       0x22    1       0x8d    
-  1     0x90    1       0xdb    1       0xed    1       0xf4    
-  Analysis Summary:
-  8 Checked instructions
-  0 checked jump targets
-  0 calls/jumps need dynamic checking (0.00%)
-  
-  Problems:
-  2 illegal instructions
-  0 bad jump targets
-  0 illegal unprotected indirect jumps (including ret)
-  0 instruction alignment defects
-  0 segmentation errors
-  1 bad prefix
-  0 bad instruction length
-  0 internal errors
-@dis:
-  00000000: 67 8d 1d                                     lea %ebx, *NaClIllegal*
-  00000003: 22 a0 05 e3 7b 9c                            and %ah, %ds:[%eax-0x63841cfb]
-  00000009: db 08                                        fisttp %ds:[%eax], %st0
-  0000000b: 04 b1                                        add %al, 0xb1
-  0000000d: 90                                           nop
-  0000000e: ed                                           in %eax, %dx
-  0000000f: 12 f4                                        adc %dh, %ah
-  00000011: f4                                           hlt
-@vdis:
-   0:   67 8d 1d                lea %ebx, *NaClIllegal*
-   3:   22 a0 05 e3 7b 9c       and %esp, 0x9c7be305[%eax]
-   9:   db 08                   fisttp
-   b:   04 b1                   add %al, 0xffffffffffffffb1
-   d:   90                      nop
-   e:   ed                      in %eax, %dx
-   f:   12 f4                   adc %esi, %esi
-   11:  f4                      hlt
-@rdfa_output:
-  0: [0] unrecognized instruction
-  e: [1] unrecognized instruction
-  return code: 1