| Index: tools/gn/source_dir_unittest.cc
 | 
| diff --git a/tools/gn/source_dir_unittest.cc b/tools/gn/source_dir_unittest.cc
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| index 0c73865ec9d6cd7d07df5df84fcc39dbf215e426..80f9a5f6d4b9f95325034e69aad3b39b9982b68c 100644
 | 
| --- a/tools/gn/source_dir_unittest.cc
 | 
| +++ b/tools/gn/source_dir_unittest.cc
 | 
| @@ -2,6 +2,7 @@
 | 
|  // 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"
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|  #include "testing/gtest/include/gtest/gtest.h"
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|  #include "tools/gn/err.h"
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|  #include "tools/gn/source_dir.h"
 | 
| 
 |