Update webusb_descriptors.cc to parse the new WebUSB descriptors.

device/devices_app/usb/type_converters.h

 // 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.
 
 #ifndef DEVICE_DEVICES_APP_USB_TYPE_CONVERTERS_H_
 #define DEVICE_DEVICES_APP_USB_TYPE_CONVERTERS_H_
 
 #include <vector>
 
 #include "device/devices_app/usb/public/interfaces/device.mojom.h"
@@ skipping 93 matching lines @@
 
 template <>
 struct TypeConverter<device::usb::WebUsbConfigurationSubsetPtr,
                      device::WebUsbConfigurationSubset> {
   static device::usb::WebUsbConfigurationSubsetPtr Convert(
       const device::WebUsbConfigurationSubset& config);
 };
 
 template <>
 struct TypeConverter<device::usb::WebUsbDescriptorSetPtr,
-                     device::WebUsbDescriptorSet> {
+                     device::WebUsbAllowedOrigins> {
   static device::usb::WebUsbDescriptorSetPtr Convert(
-      const device::WebUsbDescriptorSet& set);
+      const device::WebUsbAllowedOrigins& allowed_origins);
 };
 
 template <>
 struct TypeConverter<device::usb::DeviceInfoPtr, device::UsbDevice> {
   static device::usb::DeviceInfoPtr Convert(const device::UsbDevice& device);
 };
 
 }  // namespace mojo
 
 #endif  // DEVICE_DEVICES_APP_USB_TYPE_CONVERTERS_H_