| Index: extensions/browser/api/BUILD.gn | 
| diff --git a/extensions/browser/api/BUILD.gn b/extensions/browser/api/BUILD.gn | 
| index 22db2bf8e1132613b2d19d4094c47a91161a7f82..700a17c003df288fb3e28bde617a861d01473e5e 100644 | 
| --- a/extensions/browser/api/BUILD.gn | 
| +++ b/extensions/browser/api/BUILD.gn | 
| @@ -57,6 +57,7 @@ source_set("api") { | 
| "//extensions/browser/api/dns", | 
| "//extensions/browser/api/document_scan", | 
| "//extensions/browser/api/file_handlers", | 
| +    "//extensions/browser/api/file_system", | 
| "//extensions/browser/api/hid", | 
| "//extensions/browser/api/idle", | 
| "//extensions/browser/api/management", | 
|  |