Examine source code of Död åt Julen!

{
  "browser_action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html",
    "default_title": "Död åt julen!."
  },
  "content_scripts": [
    {
      "js": [
        "content_script.js"
      ],
      "matches": [
        "*://*/*"
      ],
      "run_at": "document_end"
    }
  ],
  "description": "Använd det här pluginet för att göra din del i kriget mot julen",
  "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAouYmGi4cixQZgNXaemeGFHjZ01eAv7y1HgkacZroPox4q3QWUWauP2TFVhe3YNNCRlYh9OYwmfiaMN2GzeCc9WX31cSzsX+g3gzo9CIjwt5BzilCQot+WE1CsuoeWrg60/Sb54YIVzQWGUugt+QygyIdDOEM/LM7GcRwVvVDT6sr3BLRberAZGJ3tuu+6cuZHKeLBYtk7B7qsfe1pEJ5Ltg4/tv7aJkOM4PGhN5SlAETBX6hRKK76N6QUmobd3/uj0OiBWSUkOvlEQC2g83TWoIYpA917JF1Gs8GgXYytDzP6pm9Y3Ri0C/BWj7aHgW1bDcTsmq4v6wayhvrl/Z6MQIDAQAB",
  "manifest_version": 2,
  "name": "Död åt julen!",
  "permissions": [
    "http://*.google.com/",
    "http://*.com/",
    "http://*.se/",
    "http://*.org/"
  ],
  "update_url": "https://clients2.google.com/service/update2/crx",
  "version": "1.21"
}