{
  "name": "A browser action that tries to set the toolbar icon using an invisible icon.",
  "version": "1.0",
  "manifest_version": 2,
  "background": {
    "scripts": ["background.js"]
  },
  "browser_action": {
    "name": "Set toolbar icon",
    "default_icon": {
      "24": "invisible_icon.png"
    }
  }
}