device: Change auto to not deduce raw pointers.

device/bluetooth/test/mock_bluetooth_adapter.cc

Index: device/bluetooth/test/mock_bluetooth_adapter.cc
diff --git a/device/bluetooth/test/mock_bluetooth_adapter.cc b/device/bluetooth/test/mock_bluetooth_adapter.cc
index 1d0ec24294943335e3483d0fd649b9f4b82402f4..c235f87d832d5da940c302fef4917a074b451680 100644
--- a/device/bluetooth/test/mock_bluetooth_adapter.cc
+++ b/device/bluetooth/test/mock_bluetooth_adapter.cc
@@ -68,7 +68,7 @@ void MockBluetoothAdapter::AddMockDevice(
 
 BluetoothAdapter::ConstDeviceList MockBluetoothAdapter::GetConstMockDevices() {
   BluetoothAdapter::ConstDeviceList devices;
-  for (auto& it : mock_devices_) {
+  for (auto* it : mock_devices_) {
     devices.push_back(it);
   }
   return devices;
@@ -76,7 +76,7 @@ BluetoothAdapter::ConstDeviceList MockBluetoothAdapter::GetConstMockDevices() {
 
 BluetoothAdapter::DeviceList MockBluetoothAdapter::GetMockDevices() {
   BluetoothAdapter::DeviceList devices;
-  for (auto& it : mock_devices_) {
+  for (auto* it : mock_devices_) {
     devices.push_back(it);
   }
   return devices;