Examine source code of Bookmark Quick Search

{
  "manifest_version": 2,
  "name": "Bookmark Quick Search",
  "version": "1.0",
  "description": "Quickly search and navigate your bookmarks directly from a browser popup.",
  "permissions": [
    "bookmarks"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": "icons/icon.png"
  },
  "icons": {
    "48": "icons/icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{8d7a53bf-cc0e-4ce8-a936-94ef7a9a047b}"
    }
  }
}