| Index: chrome/common/extensions/api/_permission_features.json | 
| diff --git a/chrome/common/extensions/api/_permission_features.json b/chrome/common/extensions/api/_permission_features.json | 
| index 7410afca061b073ba2f461fca0054aeb9fa9c4ef..e0699041defde530156855f3d3fcc7dabbc6aa70 100644 | 
| --- a/chrome/common/extensions/api/_permission_features.json | 
| +++ b/chrome/common/extensions/api/_permission_features.json | 
| @@ -446,6 +446,12 @@ | 
| "3F65507A3B39259B38C8173C6FFA3D12DF64CCE9"   // http://crbug.com/371562 | 
| ] | 
| }], | 
| +  "fileSystem.requestFileSystem": [{ | 
| +    "channel": "dev", | 
| +    "extension_types": ["platform_app"], | 
| +    "location": "component", | 
| +    "platforms": ["chromeos"] | 
| +  }], | 
| "fileSystemProvider": { | 
| "channel": "stable", | 
| "extension_types": ["extension", "platform_app"], | 
|  |