Simplify MSVCRT silent abort by raising SIGABRT directly

src/platform-win32.cc

 // Copyright 2012 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 924 matching lines @@
 }
 
 
 void OS::Sleep(int milliseconds) {
   ::Sleep(milliseconds);
 }
 
 
 void OS::Abort() {
   if (!IsDebuggerPresent()) {
-#ifdef _MSC_VER
     // Make the MSVCRT do a silent abort.
-    _set_abort_behavior(0, _WRITE_ABORT_MSG);
-    _set_abort_behavior(0, _CALL_REPORTFAULT);
-#endif  // _MSC_VER
-    abort();
+    raise(SIGABRT);
   } else {
     DebugBreak();
   }
 }
 
 
 void OS::DebugBreak() {
 #ifdef _MSC_VER
   __debugbreak();
 #else
@@ skipping 1112 matching lines @@
 
 
 void Sampler::Stop() {
   ASSERT(IsActive());
   SamplerThread::RemoveActiveSampler(this);
   SetActive(false);
 }
 
 
 } }  // namespace v8::internal