| Index: base/atomicops_internals_x86_msvc.h
 | 
| diff --git a/base/atomicops_internals_x86_msvc.h b/base/atomicops_internals_x86_msvc.h
 | 
| index 6ff0f4403658339a91854385e1721f35157c39c8..9f05b7e78d04efefe4c9913975a375c0bec267b9 100644
 | 
| --- a/base/atomicops_internals_x86_msvc.h
 | 
| +++ b/base/atomicops_internals_x86_msvc.h
 | 
| @@ -12,6 +12,7 @@
 | 
|  #include <intrin.h>
 | 
|  
 | 
|  #include "base/macros.h"
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| +#include "build/build_config.h"
 | 
|  
 | 
|  #if defined(ARCH_CPU_64_BITS)
 | 
|  // windows.h #defines this (only on x64). This causes problems because the
 | 
| 
 |