extensions/test/data/api_test/usb/list_interfaces/manifest.json

{
  "name": "USB List Interfaces",
  "manifest_version": 2,
  "version": "0.1",
  "app": {
    "background": {
      "scripts": ["test.js"]
    }
  },
  "permissions": [
    "usb",
    {
      "usbDevices": [
        {
          "vendorId": 0,
          "productId": 0
        }
      ]
    }
  ]
}