bluetooth: Make public BluetoothDevice::GetName method.

device/bluetooth/bluez/bluetooth_device_bluez.cc

 // 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.
 
 #include "device/bluetooth/bluez/bluetooth_device_bluez.h"
 
 #include <stdio.h>
 
 #include <memory>
 #include <utility>
@@ skipping 196 matching lines @@
   } else if (type == bluez::BluetoothDeviceClient::kTypeLe) {
     return device::BLUETOOTH_TRANSPORT_LE;
   } else if (type == bluez::BluetoothDeviceClient::kTypeDual) {
     return device::BLUETOOTH_TRANSPORT_DUAL;
   }
 
   NOTREACHED();
   return device::BLUETOOTH_TRANSPORT_INVALID;
 }
 
-std::string BluetoothDeviceBlueZ::GetDeviceName() const {
-  bluez::BluetoothDeviceClient::Properties* properties =
-      bluez::BluezDBusManager::Get()->GetBluetoothDeviceClient()->GetProperties(
-          object_path_);
-  DCHECK(properties);
-
-  return properties->alias.value();
-}
-
 void BluetoothDeviceBlueZ::CreateGattConnectionImpl() {
   // BlueZ implementation does not use the default CreateGattConnection
   // implementation.
   NOTIMPLEMENTED();
 }
 
 void BluetoothDeviceBlueZ::SetGattServicesDiscoveryComplete(bool complete) {
   // BlueZ implementation already tracks service discovery state.
   NOTIMPLEMENTED();
 }
@@ skipping 50 matching lines @@
       bluez::BluezDBusManager::Get()->GetBluetoothDeviceClient()->GetProperties(
           object_path_);
   DCHECK(properties);
 
   if (!properties->appearance.is_valid())
     return kAppearanceNotPresent;
 
   return properties->appearance.value();
 }
 
+base::Optional<std::string> BluetoothDeviceBlueZ::GetName() const {
+  bluez::BluetoothDeviceClient::Properties* properties =
+      bluez::BluezDBusManager::Get()->GetBluetoothDeviceClient()->GetProperties(
+          object_path_);
+  DCHECK(properties);
+
+  return properties->alias.value();
+}
+
 bool BluetoothDeviceBlueZ::IsPaired() const {
   bluez::BluetoothDeviceClient::Properties* properties =
       bluez::BluezDBusManager::Get()->GetBluetoothDeviceClient()->GetProperties(
           object_path_);
   DCHECK(properties);
 
   // Trusted devices are devices that don't support pairing but that the
   // user has explicitly connected; it makes no sense for UI purposes to
   // treat them differently from each other.
   return properties->paired.value() || properties->trusted.value();
@@ skipping 567 matching lines @@
 void BluetoothDeviceBlueZ::OnForgetError(const ErrorCallback& error_callback,
                                          const std::string& error_name,
                                          const std::string& error_message) {
   LOG(WARNING) << object_path_.value()
                << ": Failed to remove device: " << error_name << ": "
                << error_message;
   error_callback.Run();
 }
 
 }  // namespace bluez