{
  "name": "engine-pref",
  "manifest_version": 2,
  "version": "1.0",
  "browser_specific_settings": {
    "gecko": {
      "id": "engine-pref@search.mozilla.org"
    }
  },
  "hidden": true,
  "chrome_settings_overrides": {
    "search_provider": {
      "name": "engine-pref",
      "search_url": "https://www.google.com/search",
      "params": [
        {
          "name": "q",
          "value": "{searchTerms}"
        },
        {
          "name": "code",
          "condition": "pref",
          "pref": "code"
        }
      ]
    }
  }
}