void ObjectWaiter::wait_reenter_begin(ObjectMonitor *mon) {

  {- -------------------------------------------
  (1) JavaThreadBlockedOnMonitorEnterState::wait_reenter_begin() を呼び出すだけ
      (See: JavaThreadBlockedOnMonitorEnterState) (See: [here](no21146np.html) for details)
      ---------------------------------------- -}

      JavaThread *jt = (JavaThread *)this->_thread;
      _active = JavaThreadBlockedOnMonitorEnterState::wait_reenter_begin(jt, mon);
    }