MakeNewQueue(&mQueue);
MakeNewQueue(aKey.id, &mQueue);
                 mHashKey(aKey), mPrevEntry(0), mNextEntry(0){  NS_INIT_REFCNT();  mService = aService;  MakeNewQueue(&mQueue);  NS_ASSERTION(mQueue, "EventQueueEntry constructor failed");  if (mService)    mService->AddEventQueueEntry(this);}