Adding the minidump unit test to Windows. This test comes from Chromium.

src/client/windows/unittests/gtest.gyp

 # Copyright (c) 2010, Google Inc.
 # 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
@@ skipping 21 matching lines @@
     '../build/common.gypi',
   ],
   'target_defaults': {
   },
   'targets': [
     {
       'target_name': 'gtest',
       'type': '<(library)',
       'include_dirs': [
         '<(DEPTH)/testing/include',
+        '<(DEPTH)/testing/gtest',
         '<(DEPTH)/testing/gtest/include',
       ],
       'sources': [
         '<(DEPTH)/testing/gtest/src/gtest-all.cc',
         '<(DEPTH)/testing/gtest/src/gtest_main.cc',
       ],
       'direct_dependent_settings': {
         'include_dirs': [
           '<(DEPTH)/testing/include',
           '<(DEPTH)/testing/gtest/include',
         ]
       },
     },
   ],
 }