Examine source code of Smart Keyword Suggester

{
  "manifest_version": 2,
  "name": "Smart Keyword Suggester",
  "version": "1.0",
  "description": "Gợi ý từ khoá khác biệt khi bạn đang gõ tìm kiếm.",
  "permissions": [
    "activeTab",
    "storage"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://www.google.com/*",
        "*://www.bing.com/*",
        "*://search.yahoo.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_action": {
    "default_title": "Keyword Suggester"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{fad3983d-571f-4748-a539-87ae8493df25}"
    }
  }
}