Examine source code of FilmFan

{
  "manifest_version": 2,
  "name": "FilmFan",
  "description": "This extension helps you find movie info with one click by providing easy access to popular movie sources right next to search box.",
  "version": "1.1resigned1",
  "icons": {
    "48": "icons/icon48.png",
    "96": "icons/icon96.png"
  },
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "permissions": [
    "activeTab",
    "storage",
    "tabs",
    "*://*/*"
  ],
  "web_accessible_resources": [
    "/js/*",
    "/css/*"
  ],
  "browser_action": {
    "default_icon": "icons/Film-Fan-Logo.png"
  },
  "background": {
    "scripts": [
      "js/background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b80599c1-8b6b-4a55-822b-a64c4573147f}"
    }
  }
}