| Index: extensions/common/api/_api_features.json | 
| diff --git a/extensions/common/api/_api_features.json b/extensions/common/api/_api_features.json | 
| index 0fdc249a1e0d177f6373a88d9ed89fc6bb02c85f..fd9fff2355bb1ac15cdbe4eaaa0c6380c38e7470 100644 | 
| --- a/extensions/common/api/_api_features.json | 
| +++ b/extensions/common/api/_api_features.json | 
| @@ -173,6 +173,10 @@ | 
| "contexts": "all", | 
| "matches": ["<all_urls>"] | 
| }, | 
| +  "fileSystem": { | 
| +    "dependencies": ["permission:fileSystem"], | 
| +    "contexts": ["blessed_extension"] | 
| +  }, | 
| "guestViewInternal": [ | 
| { | 
| "internal": true, | 
|  |