Examine source code of abcCorrector

{
  "name": "abcCorrector",
  "version": "1.0.1.4resigned1",
  "manifest_version": 2,
  "description": "Asegura que tus textos están libres de errores.",
  "icons": {
    "16": "ico_16.png",
    "48": "ico_48.png",
    "128": "ico_128.png"
  },
  "browser_action": {
    "default_title": "abcCorrector",
    "default_icon": "ico_48.png",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "js/popup.js"
    ]
  },
  "permissions": [
    "tabs",
    "cookies",
    "*://*.abccorrector.com/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{94577dcb-b4af-4a8d-bdd1-e5fc0fda82d3}"
    }
  }
}