chromeos: Remove unused NFC D-Bus client library

chromeos/dbus/fake_nfc_manager_client.h

-// Copyright (c) 2013 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 CHROMEOS_DBUS_FAKE_NFC_MANAGER_CLIENT_H_
-#define CHROMEOS_DBUS_FAKE_NFC_MANAGER_CLIENT_H_
-
-#include <set>
-#include <string>
-
-#include "base/macros.h"
-#include "base/observer_list.h"
-#include "chromeos/chromeos_export.h"
-#include "chromeos/dbus/nfc_manager_client.h"
-#include "dbus/property.h"
-
-namespace chromeos {
-
-// FakeNfcManagerClient simulates the behavior of the NFC Daemon manager object
-// and is used both in test cases in place of a mock and on the Linux desktop.
-class CHROMEOS_EXPORT FakeNfcManagerClient : public NfcManagerClient {
- public:
-  struct Properties : public NfcManagerClient::Properties {
-    explicit Properties(const PropertyChangedCallback& callback);
-    ~Properties() override;
-
-    // dbus::PropertySet overrides.
-    void Get(dbus::PropertyBase* property,
-             dbus::PropertySet::GetCallback callback) override;
-    void GetAll() override;
-    void Set(dbus::PropertyBase* property,
-             dbus::PropertySet::SetCallback callback) override;
-  };
-
-  FakeNfcManagerClient();
-  ~FakeNfcManagerClient() override;
-
-  // NfcManagerClient overrides.
-  void Init(dbus::Bus* bus) override;
-  void AddObserver(Observer* observer) override;
-  void RemoveObserver(Observer* observer) override;
-  Properties* GetProperties() override;
-
-  // Methods to simulate adapters getting added and removed.
-  void AddAdapter(const std::string& adapter_path);
-  void RemoveAdapter(const std::string& adapter_path);
-
-  // Default path of an adapter that is simulated for testing.
-  static const char kDefaultAdapterPath[];
-
- private:
-  // Property callback passed when we create Properties* structures.
-  void OnPropertyChanged(const std::string& property_name);
-
-  // List of observers interested in event notifications.
-  base::ObserverList<Observer> observers_;
-
-  // Set containing the currently simulated adapters.
-  std::set<dbus::ObjectPath> adapters_;
-
-  // Fake properties object. This gets updated whenever AddAdapter or
-  // RemoveAdapter gets called.
-  std::unique_ptr<Properties> properties_;
-
-  DISALLOW_COPY_AND_ASSIGN(FakeNfcManagerClient);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROMEOS_DBUS_FAKE_NFC_MANAGER_CLIENT_H_