Make sure the process is _really_ gone after a __debugbreak(). We've had a...

chrome/plugin/plugin_main.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <objbase.h>
 #include <windows.h>
 #endif
@@ skipping 131 matching lines @@
       RunRendererTests run_security_tests =
           reinterpret_cast<RunPluginTests>(GetProcAddress(sandbox_test_module,
                                                           kPluginTestCall));
       DCHECK(run_security_tests);
       if (run_security_tests) {
         int test_count = 0;
         DVLOG(1) << "Running plugin security tests";
         BOOL result = run_security_tests(&test_count);
         DCHECK(result) << "Test number " << test_count << " has failed.";
         // If we are in release mode, crash or debug the process.
-        if (!result)
+        if (!result) {
           __debugbreak();
+          _exit(1);
+        }
       }
 
       FreeLibrary(sandbox_test_module);
     }
 #endif
 
     chrome::RegisterInternalDefaultPlugin();
     chrome::RegisterInternalGPUPlugin();
 
     MessageLoop::current()->Run();
   }
 
 #if defined(OS_WIN)
   CoUninitialize();
 #endif
 
   return 0;
 }