| Index: extensions/common/api/_api_features.json
 | 
| diff --git a/extensions/common/api/_api_features.json b/extensions/common/api/_api_features.json
 | 
| index f94b0aebc9e20c398d0e3b6d668a7f435f21a1e7..cb4fac27ead88bd71138ff21106c56dc6896fe22 100644
 | 
| --- a/extensions/common/api/_api_features.json
 | 
| +++ b/extensions/common/api/_api_features.json
 | 
| @@ -185,6 +185,10 @@
 | 
|      "channel": "stable",
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|      "extension_types": ["extension", "legacy_packaged_app", "platform_app"]
 | 
|    },
 | 
| +  "mimeHandlerPrivate": {
 | 
| +    "dependencies": ["manifest:mime_types_handler"],
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| +    "contexts": ["blessed_extension"]
 | 
| +  },
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|    "mojoPrivate": {
 | 
|      "contexts": ["blessed_extension"],
 | 
|      "channel": "stable",
 | 
| 
 |