Remove support for branch hints from the IA32 and X64 assembler.

test/cctest/test-disasm-ia32.cc

 // Copyright 2007-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 312 matching lines @@
   __ j(above, &Ljcc);
   __ j(sign, &Ljcc);
   __ j(not_sign, &Ljcc);
   __ j(parity_even, &Ljcc);
   __ j(parity_odd, &Ljcc);
   __ j(less, &Ljcc);
   __ j(greater_equal, &Ljcc);
   __ j(less_equal, &Ljcc);
   __ j(greater, &Ljcc);
 
-  // checking hints
-  __ j(zero, &Ljcc, taken);
-  __ j(zero, &Ljcc, not_taken);
-
-  // __ mov(Operand::StaticVariable(Isolate::handler_address()), eax);
   // 0xD9 instructions
   __ nop();
 
   __ fld(1);
   __ fld1();
   __ fldz();
   __ fldpi();
   __ fabs();
   __ fchs();
   __ fprem();
@@ skipping 119 matching lines @@
   CHECK(code->IsCode());
 #ifdef OBJECT_PRINT
   Code::cast(code)->Print();
   byte* begin = Code::cast(code)->instruction_start();
   byte* end = begin + Code::cast(code)->instruction_size();
   disasm::Disassembler::Disassemble(stdout, begin, end);
 #endif
 }
 
 #undef __