Fix compilation with recent MinGW64 versions.

src/arm/disasm-arm.cc

 // Copyright 2011 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 32 matching lines @@
 //
 // The Disassembler class also has a convenience method to disassemble a block
 // of code into a FILE*, meaning that the above functionality could also be
 // achieved by just calling Disassembler::Disassemble(stdout, begin, end);
 
 
 #include <assert.h>
 #include <stdio.h>
 #include <stdarg.h>
 #include <string.h>
-#ifndef WIN32
-#include <stdint.h>
-#endif
 
 #include "v8.h"
 
 #if V8_TARGET_ARCH_ARM
 
 #include "constants-arm.h"
 #include "disasm.h"
 #include "macro-assembler.h"
 #include "platform.h"
 
@@ skipping 1732 matching lines @@
     v8::internal::PrintF(
         f, "%p    %08x      %s\n",
         prev_pc, *reinterpret_cast<int32_t*>(prev_pc), buffer.start());
   }
 }
 
 
 }  // namespace disasm
 
 #endif  // V8_TARGET_ARCH_ARM