| Index: chrome/browser/sync_file_system/logger.h | 
| diff --git a/chrome/browser/sync_file_system/logger.h b/chrome/browser/sync_file_system/logger.h | 
| index ad011de45bcd2b2147b08512090e6920f0aa6b86..af646615528d4f333caf904f296f6ebfec1621b6 100644 | 
| --- a/chrome/browser/sync_file_system/logger.h | 
| +++ b/chrome/browser/sync_file_system/logger.h | 
| @@ -24,9 +24,8 @@ void ClearLog(); | 
| // This function can be called from any thread. | 
| void Log(logging::LogSeverity level, | 
| const tracked_objects::Location& location, | 
| -         const char* format, | 
| -         ...) | 
| -    PRINTF_FORMAT(3, 4); | 
| +         _Printf_format_string_ const char* format, | 
| +         ...) PRINTF_FORMAT(3, 4); | 
|  | 
| // Returns the log history. | 
| // This function can be called from any thread. | 
|  |