chromium/chrome/test/data/extensions/platform_apps/sync_file_system/authorization_test/manifest.json

{
  "name": "Authorization Test",
  "version": "0.0",
  "manifest_version": 2,
  "description": "end-to-end browser test for authorization behavior of SyncFileSystem",
  "permissions": ["syncFileSystem"],
  "app": {
    "background": {
      "scripts": ["test.js"]
    }
  }
}