Refactor device::BluetoothGattXXX classes to split into remote/local.

device/bluetooth/bluez/bluetooth_gatt_descriptor_bluez.cc

 // Copyright 2016 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.
 
-#include "device/bluetooth/dbus/dbus_bluez_manager_wrapper_linux.h"
+#include "device/bluetooth/bluez/bluetooth_gatt_descriptor_bluez.h"
+
+#include "device/bluetooth/bluez/bluetooth_gatt_characteristic_bluez.h"
 
 namespace bluez {
 
-// Stub implementation for targets that don't use DBus.
-// static
-void DBusBluezManagerWrapperLinux::Initialize() {}
+BluetoothGattDescriptorBlueZ::BluetoothGattDescriptorBlueZ(
+    const dbus::ObjectPath& object_path)
+    : object_path_(object_path) {}
 
-// Stub implementation for targets that don't use DBus.
-// static
-void DBusBluezManagerWrapperLinux::Shutdown() {}
+BluetoothGattDescriptorBlueZ::~BluetoothGattDescriptorBlueZ() {}
+
+std::string BluetoothGattDescriptorBlueZ::GetIdentifier() const {
+  return object_path_.value();
+}
 
 }  // namespace bluez