Examine source code of redirect FTW

{
  "name": "redirect FTW",
  "description": "redirect for FTW.LOL services",
  "version": "1.2",
  "manifest_version": 2,
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "icons": {
    "256": "lol.png"
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "*://*.reddit.com/*",
    "*://*.wikipedia.org/*",
    "*://*.imgur.com/*",
    "*://*.twitter.com/*",
    "*://*.translate.google.com/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{1e250a49-b779-41a1-9c47-bb7948c0932d}"
    }
  }
}