Examine source code of Search on Google Maps

{
  "manifest_version": 2,
  "name": "Search on Google Maps",
  "version": "1.1resigned1",
  "description": "Adds an option to search on Google Maps when you select some text and right click it. Icon credit: Andrew Onorato, thenounproject.com",
  "icons": {
    "48": "icons/mapmarker-48.png",
    "96": "icons/mapmarker-96.png"
  },
  "permissions": [
    "contextMenus"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "default_locale": "en",
  "browser_specific_settings": {
    "gecko": {
      "id": "{910ecc2d-2ea1-48e4-a9aa-d5641803e210}"
    }
  }
}