chromium/chrome/test/data/extensions/api_test/permissions/always_allowed/manifest.json

{
   "name": "Test functions requiring no permission to use (apitest)",
   "description": "permissions always allowed extension",
   "version": "0.1",
   "manifest_version": 2,
   "background": {
     "scripts": ["background.js"]
   },
   "permissions": [ ]
}