class ActorSleepSimcall final : public SimcallObserver {
public:
- ActorSleepSimcall(ActorImpl* actor) : SimcallObserver(actor) {}
+ explicit ActorSleepSimcall(ActorImpl* actor) : SimcallObserver(actor) {}
void serialize(std::stringstream& stream) const override;
std::string to_string() const override;
};