chromeos: Remove unused NFC D-Bus client library

chromeos/dbus/nfc_adapter_client.h

Index: chromeos/dbus/nfc_adapter_client.h
diff --git a/chromeos/dbus/nfc_adapter_client.h b/chromeos/dbus/nfc_adapter_client.h
deleted file mode 100644
index 8c6b62f0ad8605a747f6c1b9a41de1376ad8d2d1..0000000000000000000000000000000000000000
--- a/chromeos/dbus/nfc_adapter_client.h
+++ /dev/null
@@ -1,129 +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_NFC_ADAPTER_CLIENT_H_
-#define CHROMEOS_DBUS_NFC_ADAPTER_CLIENT_H_
-
-#include <string>
-#include <vector>
-
-#include "base/callback.h"
-#include "base/macros.h"
-#include "chromeos/chromeos_export.h"
-#include "chromeos/dbus/dbus_client.h"
-#include "chromeos/dbus/nfc_client_helpers.h"
-#include "chromeos/dbus/nfc_property_set.h"
-#include "dbus/object_path.h"
-#include "dbus/object_proxy.h"
-#include "dbus/property.h"
-
-namespace chromeos {
-
-class NfcManagerClient;
-
-// NfcAdapterClient is used to communicate with objects representing local NFC
-// adapters.
-class CHROMEOS_EXPORT NfcAdapterClient : public DBusClient {
- public:
-  // Structure of properties associated with an NFC adapter.
-  struct Properties : public NfcPropertySet {
-    // The adapter NFC radio mode. One of "Initiator", "Target", and "Idle".
-    // The NFC adapter will usually be in the "Idle" mode. The mode will change
-    // to "Initiator" or "Target" based on how a pairing is established with a
-    // remote tag or device. Read-only.
-    dbus::Property<std::string> mode;
-
-    // The adapter's current power state. Read-write.
-    dbus::Property<bool> powered;
-
-    // Indicates whether or not the adapter is currently polling for targets.
-    // This property is only valid when |mode| is "Initiator". Read-only.
-    dbus::Property<bool> polling;
-
-    // The NFC protocols that are supported by the adapter. Possible values
-    // are: "Felica", "MIFARE", "Jewel", "ISO-DEP", and "NFC-DEP". Read-only.
-    dbus::Property<std::vector<std::string> > protocols;
-
-    // The object paths of the NFC tags that are known to the local adapter.
-    // These are tags that have been "tapped" on the local adapter. Read-only.
-    dbus::Property<std::vector<dbus::ObjectPath> > tags;
-
-    // The object paths of the remote NFC devices that have been found by the
-    // local adapter. These are NFC adapters that were "tapped" on the local
-    // adapter. Read-only.
-    dbus::Property<std::vector<dbus::ObjectPath> > devices;
-
-    Properties(dbus::ObjectProxy* object_proxy,
-               const PropertyChangedCallback& callback);
-    ~Properties() override;
-  };
-
-  // Interface for observing changes from a local NFC adapter.
-  class Observer {
-   public:
-    virtual ~Observer() {}
-
-    // Called when a new adapter with object path |object_path| is added to the
-    // system.
-    virtual void AdapterAdded(const dbus::ObjectPath& object_path) {}
-
-    // Called when an adapter with object path |object_path| is removed from the
-    // system.
-    virtual void AdapterRemoved(const dbus::ObjectPath& object_path) {}
-
-    // Called when the adapter property with the name |property_name| on adapter
-    // with object path |object_path| has acquired a new value.
-    virtual void AdapterPropertyChanged(const dbus::ObjectPath& object_path,
-                                        const std::string& property_name) {}
-  };
-
-  ~NfcAdapterClient() override;
-
-  // Adds and removes observers for events on all local bluetooth adapters.
-  // Check the |object_path| parameter of the observer methods to determine
-  // which adapter is issuing the event.
-  virtual void AddObserver(Observer* observer) = 0;
-  virtual void RemoveObserver(Observer* observer) = 0;
-
-  // Returns the list of adapter object paths known to the system.
-  virtual std::vector<dbus::ObjectPath> GetAdapters() = 0;
-
-  // Obtains the properties for the adapter with object path |object_path|, any
-  // values should be copied if needed. A NULL pointer will be returned, if no
-  // adapter with the given object path is known to exist.
-  virtual Properties* GetProperties(const dbus::ObjectPath& object_path) = 0;
-
-  // Starts the polling loop for the adapter with object path |object_path|.
-  // Depending on the mode, the adapter will start polling for targets,
-  // listening to NFC devices, or both. The |mode| parameter should be one of
-  // "Initiator", "Target", or "Dual". The "Dual" mode will have the adapter
-  // alternate between "Initiator" and "Target" modes during the polling loop.
-  // For any other value, the adapter will default to "Initiator" mode.
-  virtual void StartPollLoop(
-      const dbus::ObjectPath& object_path,
-      const std::string& mode,
-      const base::Closure& callback,
-      const nfc_client_helpers::ErrorCallback& error_callback) = 0;
-
-  // Stops the polling loop for the adapter with object_path |object_path|.
-  virtual void StopPollLoop(
-      const dbus::ObjectPath& object_path,
-      const base::Closure& callback,
-      const nfc_client_helpers::ErrorCallback& error_callback) = 0;
-
-  // Creates the instance.
-  static NfcAdapterClient* Create(NfcManagerClient* manager_client);
-
- protected:
-  friend class NfcClientTest;
-
-  NfcAdapterClient();
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(NfcAdapterClient);
-};
-
-}  // namespace chromeos
-
-#endif   // CHROMEOS_DBUS_NFC_ADAPTER_CLIENT_H_