device: Change auto to not deduce raw pointers.

device/bluetooth/test/mock_bluetooth_adapter.cc

 // Copyright (c) 2012 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/test/mock_bluetooth_adapter.h"
 
 #include <memory>
 #include <utility>
 
 #include "build/build_config.h"
@@ skipping 50 matching lines @@
                                      error_callback);
 }
 
 void MockBluetoothAdapter::AddMockDevice(
     std::unique_ptr<MockBluetoothDevice> mock_device) {
   mock_devices_.push_back(std::move(mock_device));
 }
 
 BluetoothAdapter::ConstDeviceList MockBluetoothAdapter::GetConstMockDevices() {
   BluetoothAdapter::ConstDeviceList devices;
-  for (auto& it : mock_devices_) {
+  for (auto* it : mock_devices_) {
     devices.push_back(it);
   }
   return devices;
 }
 
 BluetoothAdapter::DeviceList MockBluetoothAdapter::GetMockDevices() {
   BluetoothAdapter::DeviceList devices;
-  for (auto& it : mock_devices_) {
+  for (auto* it : mock_devices_) {
     devices.push_back(it);
   }
   return devices;
 }
 
 void MockBluetoothAdapter::RegisterAdvertisement(
     std::unique_ptr<BluetoothAdvertisement::Data> advertisement_data,
     const CreateAdvertisementCallback& callback,
     const CreateAdvertisementErrorCallback& error_callback) {
   callback.Run(new MockBluetoothAdvertisement);
 }
 
 }  // namespace device