chromium/chrome/test/data/extensions/permissions_increase/v2/manifest.json

{
  "version": "2",
  "manifest_version": 2,
  "name": "Permission Test",
  "background": { "page": "background.html" },
  "update_url": "http://localhost/autoupdate/updates.xml",
  "permissions": [
    "tabs"
  ]
}