Examine source code of Christmas Games

{
  "manifest_version": 2,
  "name": "__MSG_lngTitle__",
  "version": "1.1.0.0",
  "description": "__MSG_lngDescription__",
  "default_locale": "en",
  "permissions": [
    "storage"
  ],
  "background": {
    "scripts": [
      "scripts/background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      },
      "id": "{d86f9c87-1a51-452d-bd3c-e4955fcc1e4e}"
    }
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "images/16.png",
      "32": "images/32.png",
      "48": "images/48.png",
      "128": "images/128.png"
    }
  },
  "icons": {
    "16": "images/16.png",
    "32": "images/32.png",
    "48": "images/48.png",
    "128": "images/128.png"
  }
}