572 struct Waiter : IServiceNotification {  struct
573     Waiter(const std::string& interface, const std::string& instanceName,  in Waiter()  argument
578     void onFirstRef() override {  in onFirstRef()
608     ~Waiter() {  in ~Waiter()
615     Return<void> onRegistration(const hidl_string& /* fqName */,  in onRegistration()
629     void wait(bool timeout) {  in wait()
657     void reset() {  in reset()
664     void done() {  in done()
678     const std::string mInterfaceName;
679     const std::string mInstanceName;
680     sp<IServiceManager1_1> mSm;
681     std::mutex mMutex;
682     std::condition_variable mCondition;
683     bool mRegistered = false;
684     bool mRegisteredForNotifications = false;
685     bool mDoneCalled = false;