Examine source code of Cookie Inspector Pro

{
  "manifest_version": 2,
  "name": "Cookie Inspector Pro",
  "version": "1.0.0",
  "description": "Powerful cookie manager with beautiful interface - inspect, edit, delete and export cookies with ease",
  "permissions": [
    "cookies",
    "tabs",
    "activeTab",
    "storage",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "Cookie Inspector Pro",
    "default_icon": {
      "16": "icon.png"
    }
  },
  "icons": {
    "48": "icon.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "web_accessible_resources": [
    "icons/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{260dde63-4d7d-47e2-8ba8-c635137932f1}"
    }
  }
}