Examine source code of Google Search Shortcuts

{
  "name": "Google Search Shortcuts",
  "description": "Keyboard shortcuts to make searching on Google faster",
  "version": "1.0.0",
  "manifest_version": 2,
  "content_scripts": [
    {
      "matches": [
        "*://*.google.com/search*"
      ],
      "js": [
        "script.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{10bdbdc0-e1da-4471-96a3-8f4dd6ed38a3}"
    }
  }
}