Made the ARM port with simulator build and run on Windows....

src/simulator-arm.cc

Index: src/simulator-arm.cc
===================================================================
--- src/simulator-arm.cc	(revision 347)
+++ src/simulator-arm.cc	(working copy)
@@ -43,8 +43,12 @@
 using ::v8::internal::OS;
 using ::v8::internal::ReadLine;
 using ::v8::internal::DeleteArray;
+#ifdef WIN32
+#define SScanF sscanf_s
+#else
+#define SScanF sscanf
+#endif
 
-
 // The Debugger class is used by the simulator while debugging simulated ARM
 // code.
 class Debugger {
@@ -130,7 +134,7 @@
     }
     return true;
   } else {
-    return sscanf(desc, "%i", value) == 1;  // NOLINT
+    return SScanF(desc, "%i", value) == 1;  // NOLINT
   }
   return false;
 }
@@ -215,7 +219,7 @@
     } else {
       // Use sscanf to parse the individual parts of the command line. At the
       // moment no command expects more than two parameters.
-      int args = sscanf(line,  // NOLINT
+      int args = SScanF(line,  // NOLINT
                         "%" XSTR(COMMAND_SIZE) "s "
                         "%" XSTR(ARG_SIZE) "s "
                         "%" XSTR(ARG_SIZE) "s",