Revert of Build a basic Mojo service framework for device/usb

device/usb/device_impl.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_USB_DEVICE_IMPL_H_
-#define DEVICE_USB_DEVICE_IMPL_H_
-
-#include "base/macros.h"
-#include "base/memory/ref_counted.h"
-#include "device/usb/public/interfaces/device.mojom.h"
-#include "third_party/mojo/src/mojo/public/cpp/bindings/interface_request.h"
-#include "third_party/mojo/src/mojo/public/cpp/bindings/strong_binding.h"
-
-namespace device {
-
-class UsbDevice;
-
-namespace usb {
-
-// Implementation of the public Device interface. Instances of this class are
-// constructed by DeviceManagerImpl and are strongly bound to their MessagePipe
-// lifetime.
-class DeviceImpl : public Device {
- public:
-  DeviceImpl(scoped_refptr<UsbDevice> device,
-             mojo::InterfaceRequest<Device> request);
-  ~DeviceImpl() override;
-
- private:
-  // Device implementation:
-  void GetDeviceInfo(const GetDeviceInfoCallback& callback) override;
-
-  mojo::StrongBinding<Device> binding_;
-
-  scoped_refptr<UsbDevice> device_;
-  DeviceInfoPtr info_;
-
-  DISALLOW_COPY_AND_ASSIGN(DeviceImpl);
-};
-
-}  // namespace usb
-}  // namespace device
-
-#endif  // DEVICE_USB_DEVICE_IMPL_H_