| Index: chrome/browser/downgrade/user_data_downgrade.cc | 
| diff --git a/chrome/browser/downgrade/user_data_downgrade.cc b/chrome/browser/downgrade/user_data_downgrade.cc | 
| index be1413b74a7527ed73ac890082722b5658120ff7..485912c73aa018a3ce87e2b567b9398b3abeb78b 100644 | 
| --- a/chrome/browser/downgrade/user_data_downgrade.cc | 
| +++ b/chrome/browser/downgrade/user_data_downgrade.cc | 
| @@ -15,6 +15,7 @@ | 
| #include "base/strings/string_util.h" | 
| #include "base/strings/stringprintf.h" | 
| #include "base/strings/utf_string_conversions.h" | 
| +#include "base/threading/sequenced_worker_pool.h" | 
| #include "base/time/time.h" | 
| #include "base/version.h" | 
| #include "base/win/registry.h" | 
|  |