Examine source code of DNS Report by DNS Rate

{
  "default_locale": "en",
  "name": "__MSG_extensionName__",
  "short_name": "__MSG_shortExtensionName__",
  "description": "__MSG_extensionDescription__",
  "version": "0.9.6.3resigned1",
  "icons": {
    "16": "images/icon-16.png",
    "32": "images/icon-32.png",
    "48": "images/icon-48.png",
    "128": "images/icon-128.png"
  },
  "background": {
    "scripts": [
      "background.js",
      "punycode.js",
      "tlds.js"
    ],
    "persistent": true
  },
  "minimum_chrome_version": "27",
  "manifest_version": 2,
  "browser_action": {
    "default_title": "__MSG_extensionName__",
    "default_icon": {
      "19": "images/icon-19.png",
      "38": "images/icon-38.png"
    }
  },
  "permissions": [
    "activeTab",
    "contextMenus",
    "storage",
    "tabs"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_idle",
      "js": [
        "content_script.js"
      ]
    }
  ],
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "options_page": "options.html",
  "author": "DNS Rate",
  "browser_specific_settings": {
    "gecko": {
      "id": "{c09ad035-0a47-424b-ac83-d5bc1346d012}"
    }
  }
}