extensions/test/data/api_test/usb/add_event/background.js

// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

chrome.usb.onDeviceAdded.addListener(function(device) {
  if (device.vendorId == 6353 && device.productId == 22768) {
    chrome.test.sendMessage("success");
  } else {
    console.error("Got unexpected device: vid:" + device.vendorId +
                  " pid:" + device.productId);
    chrome.test.sendMessage("failure");
  }
});
chrome.test.sendMessage("loaded");