Fix vehicle HAL breakage.

Test: builds again
Change-Id: I03b4f35ca47fef7f1cc7d79d3bbbac20c1bd8541
diff --git a/vehicle/2.0/default/impl/DefaultVehicleHal.cpp b/vehicle/2.0/default/impl/DefaultVehicleHal.cpp
index c6cf9b9..c90dbce 100644
--- a/vehicle/2.0/default/impl/DefaultVehicleHal.cpp
+++ b/vehicle/2.0/default/impl/DefaultVehicleHal.cpp
@@ -161,7 +161,7 @@
         propConfigs.begin(),
         propConfigs.end(),
         [] (VehiclePropConfig config) -> bool {
-            return (config.prop == VehicleProperty::OBD2_LIVE_FRAME);
+            return (config.prop == toInt(VehicleProperty::OBD2_LIVE_FRAME));
         });
     mObd2SensorStore.reset(new Obd2SensorStore(
         obd2LiveFramePropConfig->configArray[0],