Examine source code of Akamai Detector

{
  "manifest_version": 2,
  "name": "Akamai Detector",
  "version": "0.5resigned1",
  "description": "Indicates when a site is being accessed via Akamai.",
  "background": {
    "page": "background.html"
  },
  "permissions": [
    "<all_urls>",
    "dns",
    "tabs",
    "webRequest",
    "webRequestBlocking"
  ],
  "browser_action": {
    "default_icon": "icons/black.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b43b2f82-5413-469f-a707-400c7ed1a308}"
    }
  }
}