Use Mojo enum types in the C++ USB interface

device/usb/fake_usb_device_handle.h

 // Copyright 2016 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.
 
 #include "device/usb/usb_device_handle.h"
 
 namespace device {
 
 // This class implements a fake USB device handle that will handle control
 // requests by responding with data out of the provided buffer. The format of
@@ skipping 19 matching lines @@
   void ClaimInterface(int interface_number,
                       const ResultCallback& callback) override;
   void ReleaseInterface(int interface_number,
                         const ResultCallback& callback) override;
   void SetInterfaceAlternateSetting(int interface_number,
                                     int alternate_setting,
                                     const ResultCallback& callback) override;
   void ResetDevice(const ResultCallback& callback) override;
   void ClearHalt(uint8_t endpoint, const ResultCallback& callback) override;
 
-  void ControlTransfer(UsbEndpointDirection direction,
-                       TransferRequestType request_type,
-                       TransferRecipient recipient,
+  void ControlTransfer(UsbTransferDirection direction,
+                       UsbControlTransferType request_type,
+                       UsbControlTransferRecipient recipient,
                        uint8_t request,
                        uint16_t value,
                        uint16_t index,
                        scoped_refptr<net::IOBuffer> buffer,
                        size_t length,
                        unsigned int timeout,
                        const TransferCallback& callback) override;
 
   void IsochronousTransferIn(
       uint8_t endpoint,
       const std::vector<uint32_t>& packet_lengths,
       unsigned int timeout,
       const IsochronousTransferCallback& callback) override;
 
   void IsochronousTransferOut(
       uint8_t endpoint,
       scoped_refptr<net::IOBuffer> buffer,
       const std::vector<uint32_t>& packet_lengths,
       unsigned int timeout,
       const IsochronousTransferCallback& callback) override;
 
-  void GenericTransfer(UsbEndpointDirection direction,
+  void GenericTransfer(UsbTransferDirection direction,
                        uint8_t endpoint_number,
                        scoped_refptr<net::IOBuffer> buffer,
                        size_t length,
                        unsigned int timeout,
                        const TransferCallback& callback) override;
   const UsbInterfaceDescriptor* FindInterfaceByEndpoint(
       uint8_t endpoint_address) override;
 
  private:
   ~FakeUsbDeviceHandle() override;
 
   const uint8_t* const data_;
   const size_t size_;
   size_t position_;
 };
 
 }  // namespace device