chromeos: Remove dbus::FileDescriptor from PermissionBrokerClient

device/usb/usb_device_linux.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_IMPL_H_
 #define DEVICE_USB_USB_DEVICE_IMPL_H_
 
 #include <stdint.h>
 
 #include <string>
 #include <utility>
 
 #include "base/files/scoped_file.h"
 #include "base/macros.h"
 #include "base/threading/thread_checker.h"
 #include "build/build_config.h"
 #include "device/usb/usb_device.h"
 #include "device/usb/webusb_descriptors.h"
 
 namespace base {
 class SequencedTaskRunner;
 }
 
-namespace dbus {
-class FileDescriptor;
-}
-
 namespace device {
 
 struct UsbConfigDescriptor;
 struct UsbDeviceDescriptor;
 
 class UsbDeviceLinux : public UsbDevice {
  public:
 // UsbDevice implementation:
 #if defined(OS_CHROMEOS)
   void CheckUsbAccess(const ResultCallback& callback) override;
@@ skipping 19 matching lines @@
                  const std::string& manufacturer_string,
                  const std::string& product_string,
                  const std::string& serial_number,
                  uint8_t active_configuration,
                  scoped_refptr<base::SequencedTaskRunner> blocking_task_runner);
 
   ~UsbDeviceLinux() override;
 
  private:
 #if defined(OS_CHROMEOS)
-  void OnOpenRequestComplete(const OpenCallback& callback,
-                             dbus::FileDescriptor fd);
+  void OnOpenRequestComplete(const OpenCallback& callback, base::ScopedFD fd);
   void OnOpenRequestError(const OpenCallback& callback,
                           const std::string& error_name,
                           const std::string& error_message);
-  void OpenOnBlockingThreadWithFd(dbus::FileDescriptor fd,
-                                  const OpenCallback& callback);
 #else
   void OpenOnBlockingThread(const OpenCallback& callback);
 #endif  // defined(OS_CHROMEOS)
   void Opened(base::ScopedFD fd, const OpenCallback& callback);
 
   base::ThreadChecker thread_checker_;
 
   const std::string device_path_;
 
   scoped_refptr<base::SequencedTaskRunner> task_runner_;
   scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(UsbDeviceLinux);
 };
 
 }  // namespace device
 
 #endif  // DEVICE_USB_USB_DEVICE_IMPL_H_