Examine source code of Anonymous

{
  "manifest_version": 2,
  "name": "Anonymous",
  "description": "Расширение, которое поднимет вашу анонимность на ступень выше",
  "version": "3.1",
  "icons": {
    "128": "img/anonymous.png"
  },
  "browser_action": {
    "browser_style": true,
    "default_icon": "img/anonymous.png",
    "default_popup": "popup/popup.html"
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "storage",
    "tabs",
    "activeTab",
    "<all_urls>"
  ],
  "host_permissions": [
    "http://*/*",
    "https://*/*"
  ],
  "background": {
    "scripts": [
      "script.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b6af2076-5797-4f10-8c1c-7b7c21e71fa2}"
    }
  }
}