|  | // 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 EXTENSIONS_SHELL_BROWSER_SHELL_DEVICE_CLIENT_H_ | 
|  | #define EXTENSIONS_SHELL_BROWSER_SHELL_DEVICE_CLIENT_H_ | 
|  |  | 
|  | #include <memory> | 
|  |  | 
|  | #include "base/compiler_specific.h" | 
|  | #include "base/macros.h" | 
|  | #include "device/core/device_client.h" | 
|  |  | 
|  | namespace extensions { | 
|  |  | 
|  | // Implementation of device::DeviceClient that returns //device API service | 
|  | // singletons appropriate for use within app shell. | 
|  | class ShellDeviceClient : device::DeviceClient { | 
|  | public: | 
|  | ShellDeviceClient(); | 
|  | ~ShellDeviceClient() override; | 
|  |  | 
|  | // device::DeviceClient implementation | 
|  | device::UsbService* GetUsbService() override; | 
|  | device::HidService* GetHidService() override; | 
|  |  | 
|  | private: | 
|  | std::unique_ptr<device::HidService> hid_service_; | 
|  | std::unique_ptr<device::UsbService> usb_service_; | 
|  |  | 
|  | DISALLOW_COPY_AND_ASSIGN(ShellDeviceClient); | 
|  | }; | 
|  |  | 
|  | } | 
|  |  | 
|  | #endif  // EXTENSIONS_SHELL_BROWSER_SHELL_DEVICE_CLIENT_H_ |