Prevent chrome.app JSON schema from loading on every page

chrome/common/extensions/api/app.json

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 [
   {
     "namespace": "app",
     "nodoc": true,
-    "unprivileged": true,
-    "matches": [ "<all_urls>" ],
     "types": [
       {
         "id": "Details",
         "description": "TODO (it's a manifest)",
         "type": "object",
         "properties": {},
         "additionalProperties": { "type": "any" }
       },
       {
         "id": "DOMWindow",
@@ skipping 66 matching lines @@
         ],
         "returns": {
           "$ref": "Details",
           "optional": true,
           "description": "TODO"
         }
       }
     ]
   }
 ]