WebUSB: Remove guid property from USBDevice.

third_party/WebKit/LayoutTests/usb/resources/usb-helpers.js

 'use strict';
 
 function assertRejectsWithError(promise, name, message) {
   return promise.then(() => {
     assert_unreached('expected promise to reject with ' + name);
   }, error => {
     assert_equals(error.name, name);
     if (message !== undefined)
       assert_equals(error.message, message);
   });
@@ skipping 23 matching lines @@
 
 function usbMocks(mojo) {
   return define('USB Mocks', [
     'mojo/public/js/bindings',
     'mojo/public/js/connection',
     'device/usb/public/interfaces/chooser_service.mojom',
     'device/usb/public/interfaces/device_manager.mojom',
     'device/usb/public/interfaces/device.mojom',
   ], (bindings, connection, chooserService, deviceManager, device) => {
     function assertDeviceInfoEquals(device, info) {
-      assert_equals(device.guid, info.guid);
       assert_equals(device.usbVersionMajor, info.usb_version_major);
       assert_equals(device.usbVersionMinor, info.usb_version_minor);
       assert_equals(device.usbVersionSubminor, info.usb_version_subminor);
       assert_equals(device.deviceClass, info.class_code);
       assert_equals(device.deviceSubclass, info.subclass_code);
       assert_equals(device.deviceProtocol, info.protocol_code);
       assert_equals(device.vendorId, info.vendor_id);
       assert_equals(device.productId, info.product_id);
       assert_equals(device.deviceVersionMajor, info.device_version_major);
       assert_equals(device.deviceVersionMinor, info.device_version_minor);
@@ skipping 277 matching lines @@
       bindToPipe(pipe) {
         this.stub_ = connection.bindHandleToStub(
             pipe, deviceManager.DeviceManager);
         bindings.StubBindings(this.stub_).delegate = this;
       }
 
       reset() {
         this.mockDevices_.forEach(device => {
           for (var stub of device.stubs)
             bindings.StubBindings(stub).close();
+          this.client_.onDeviceRemoved(device.info);
         });
         this.mockDevices_.clear();
       }
 
       addMockDevice(info) {
         let device = {
           info: info,
           stubs: []
         };
         this.mockDevices_.set(info.guid, device);
@@ skipping 90 matching lines @@
 }
 
 function usb_test(func, name, properties) {
   mojo_test(mojo => usbMocks(mojo).then(usb => {
     let result = Promise.resolve(func(usb));
     let cleanUp = () => usb.mockDeviceManager.reset();
     result.then(cleanUp, cleanUp);
     return result;
   }), name, properties);
 }