rem: ACE_Unbounded_Queue<TYPE>::ACE_Unbounded_Queue (void)
add: ACE_Unbounded_Queue<T>::ACE_Unbounded_Queue (ACE_Allocator *alloc)
context: ACE_Unbounded_Queue<TYPE>::ACE_Unbounded_Queue (void)  : head_ (0),    tail_ (0),    cur_size_ (0){  ACE_TRACE ("ACE_Unbounded_Queue<TYPE>::ACE_Unbounded_Queue (void)");}