chromium/chrome/test/data/extensions/log_auth_required/manifest.json

{
  "background": {
    "scripts": ["log_auth_required.js"]
  },
  "permissions": [
    "tabs",
    "webRequest",
    "webRequestBlocking",
    "<all_urls>"
  ],
  "manifest_version": 2,
  "name": "Log onAuthRequired",
  "version": "1"
}