Symbol public: class ngeo::Pimpl<class ngeo::SafetySpotWarner, class ngeo::internal::SafetySpotWarnerImpl> & __thiscall ngeo::Pimpl<class ngeo::SafetySpotWarner, class ngeo::internal::SafetySpotWarnerImpl>::operator=(class ngeo::Pimpl<class ngeo::SafetySpotWarner, class ngeo::internal::SafetySpotWarnerImpl> &&)