Add configuration and interface permission checks to DeviceImpl.

device/usb/usb_device_handle_impl.h

 // Copyright 2014 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_USB_USB_DEVICE_HANDLE_IMPL_H_
 #define DEVICE_USB_USB_DEVICE_HANDLE_IMPL_H_
 
 #include <map>
 #include <set>
 #include <vector>
@@ skipping 64 matching lines @@
                            unsigned int packet_length,
                            unsigned int timeout,
                            const TransferCallback& callback) override;
 
   void GenericTransfer(UsbEndpointDirection direction,
                        uint8_t endpoint,
                        scoped_refptr<net::IOBuffer> buffer,
                        size_t length,
                        unsigned int timeout,
                        const TransferCallback& callback) override;
+  bool FindInterfaceByEndpoint(uint8_t endpoint_address,
+                               uint8_t* interface_number) override;
 
  protected:
   friend class UsbDeviceImpl;
 
   // This constructor is called by UsbDeviceImpl.
   UsbDeviceHandleImpl(
       scoped_refptr<UsbContext> context,
       scoped_refptr<UsbDeviceImpl> device,
       PlatformUsbDeviceHandle handle,
       scoped_refptr<base::SequencedTaskRunner> blocking_task_runner);
@@ skipping 120 matching lines @@
   scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_;
 
   base::ThreadChecker thread_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(UsbDeviceHandleImpl);
 };
 
 }  // namespace device
 
 #endif  // DEVICE_USB_USB_DEVICE_HANDLE_IMPL_H_