saveHits(const std::vector< const xAOD::Jet * > &jets, const xAOD::Vertex *const vertex, SG::ReadHandle< xAOD::TrackMeasurementValidationContainer > &hits, const SG::WriteHandle< xAOD::TrackMeasurementValidationContainer > &writeHandle, unsigned long long int &nStoredHits, unsigned long long int &nTotalHits)