enable the thread-safety checker for TrackingVolumesSvc
Enable the thread-safety checker for TrackingVolumesSvc.
It is thread-safe and only used to get the volume for Calorimeter/Muon entry layer.
Enable the thread-safety checker for TrackingVolumesSvc.
It is thread-safe and only used to get the volume for Calorimeter/Muon entry layer.