chromeos: Remove unused NFC D-Bus client library

chromeos/dbus/fake_nfc_tag_client.h

Index: chromeos/dbus/fake_nfc_tag_client.h
diff --git a/chromeos/dbus/fake_nfc_tag_client.h b/chromeos/dbus/fake_nfc_tag_client.h
deleted file mode 100644
index 14f13f055ad4ffd394ac55019b37c56f163f6316..0000000000000000000000000000000000000000
--- a/chromeos/dbus/fake_nfc_tag_client.h
+++ /dev/null
@@ -1,122 +0,0 @@
-// Copyright 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_TAG_CLIENT_H_
-#define CHROMEOS_DBUS_FAKE_NFC_TAG_CLIENT_H_
-
-#include "base/macros.h"
-#include "base/observer_list.h"
-#include "chromeos/chromeos_export.h"
-#include "chromeos/dbus/nfc_client_helpers.h"
-#include "chromeos/dbus/nfc_tag_client.h"
-
-namespace chromeos {
-
-// FakeNfcTagClient simulates the behavior of the NFC tag objects
-// and is used both in test cases in place of a mock and on the Linux desktop.
-class CHROMEOS_EXPORT FakeNfcTagClient : public NfcTagClient {
- public:
-  // The fake tag object path.
-  static const char kTagPath[];
-
-  // The default simulation timeout interval.
-  static const int kDefaultSimulationTimeoutMilliseconds;
-
-  struct Properties : public NfcTagClient::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;
-  };
-
-  FakeNfcTagClient();
-  ~FakeNfcTagClient() override;
-
-  // NfcTagClient overrides.
-  void Init(dbus::Bus* bus) override;
-  void AddObserver(Observer* observer) override;
-  void RemoveObserver(Observer* observer) override;
-  std::vector<dbus::ObjectPath> GetTagsForAdapter(
-      const dbus::ObjectPath& adapter_path) override;
-  Properties* GetProperties(const dbus::ObjectPath& object_path) override;
-  void Write(const dbus::ObjectPath& object_path,
-             const base::DictionaryValue& attributes,
-             const base::Closure& callback,
-             const nfc_client_helpers::ErrorCallback& error_callback) override;
-
-  // Simulates the appearance of a tag. The fake tag will show up after
-  // exactly |visibility_delay| milliseconds. |visibility_delay| must have a
-  // non-negative value. The side-effects of this method
-  // occur asynchronously, i.e. even with an argument of 0, the pairing will not
-  // take place until after this method has returned.
-  void BeginPairingSimulation(int visibility_delay);
-
-  // If tag pairing was previously started, simulates the disappearance of
-  // the tag. Any tag object presented and their records will disappear
-  // after this call. Delayed events that were set up by a previous call to
-  // BeginPairing() will be canceled through a call to EndPairing().
-  void EndPairingSimulation();
-
-  // Enables or disables automatic unpairing. When enabled, a pairing
-  // simulation will end |simulation_timeout| milliseconds after the tag has
-  // been exposed. This is enabled by default and the timeout is set to
-  // |kDefaultSimulationTimeoutMilliseconds|. |simulation_timeout| must be
-  // non-negative.
-  void EnableSimulationTimeout(int simulation_timeout);
-  void DisableSimulationTimeout();
-
-  // Tells the FakeNfcDeviceClient to add the records in |record_paths| to its
-  // list of records exposed for |kDevicePath|. This method will immediately
-  // assign the records and trigger a property changed signal, only if the
-  // tag is currently visible.
-  void SetRecords(const std::vector<dbus::ObjectPath>& record_paths);
-
-  // Tells the FakeNfcDeviceClient to clear the list of records exposed for
-  // |kDevicePath|. This method takes effect immediately and triggers a
-  // property changed signal.
-  void ClearRecords();
-
-  // Returns true, if a pairing simulation is currently going on.
-  bool tag_visible() const { return tag_visible_; }
-
- private:
-  // Property changed callback passed when we create Properties* structures.
-  void OnPropertyChanged(const dbus::ObjectPath& object_path,
-                         const std::string& property_name);
-
-  // Makes the fake tag visible if it is not already visible.
-  void MakeTagVisible();
-
-  // Called when the simulation timeout expires.
-  void HandleSimulationTimeout();
-
-  // List of observers interested in event notifications from us.
-  base::ObserverList<Observer> observers_;
-
-  // Fake properties that are returned for the emulated tag.
-  std::unique_ptr<Properties> properties_;
-
-  // If true, a pairing simulation was begun using BeginPairing() and no call
-  // to EndPairing() has been made.
-  bool pairing_started_;
-
-  // If true, observers have been notified that a tag has been created and
-  // the tag properties are accesible.
-  bool tag_visible_;
-
-  // If non-negative, the tag will disappear this many milliseconds after
-  // its records have been exposed.
-  int simulation_timeout_;
-
-  DISALLOW_COPY_AND_ASSIGN(FakeNfcTagClient);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROMEOS_DBUS_FAKE_NFC_TAG_CLIENT_H_