255     Message *tail;  in GetNext()  local
261         tail = priorityQueue->GetTail();  in GetNext()
267         tail = messageQueue->GetTail();  in GetNext()
270     next = (this == tail) ? nullptr : Next();  in GetNext()
964     const Message *tail = nullptr;  in FindFirstNonNullTail()  local
973             tail = mTails[priority];  in FindFirstNonNullTail()
980     return tail;  in FindFirstNonNullTail()
1014     Message          *tail;  in Enqueue()  local
1023     tail = FindFirstNonNullTail(priority);  in Enqueue()
1025     if (tail != nullptr)  in Enqueue()
1027         next = tail->Next();  in Enqueue()
1030         aMessage.Prev() = tail;  in Enqueue()
1032         tail->Next()    = &aMessage;  in Enqueue()
1046     Message          *tail;  in Dequeue()  local
1052     tail = mTails[priority];  in Dequeue()
1054     if (&aMessage == tail)  in Dequeue()
1056         tail = tail->Prev();  in Dequeue()
1058         if ((&aMessage == tail) || (tail->GetPriority() != priority))  in Dequeue()
1060             tail = nullptr;  in Dequeue()
1063         mTails[priority] = tail;  in Dequeue()