Examine source code of VeilMyActivity

{
  "name": "VeilMyActivity",
  "description": "An extension to hide the forum activity while visiting webpages on Inforge (http://inforge.net). https://github.com/archerhush/veilmyactivity",
  "version": "3resigned1",
  "manifest_version": 2,
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "tabs",
    "https://www.inforge.net/xi/"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{362fce8a-415f-43a1-bd0c-d35f19b1a89c}"
    }
  }
}