180   bool IsUsingVector() const { return vector_ != NULL; }  in IsUsingVector()  function
285   if (IsUsingVector()) {  in insert()
300     cached_min_index_ = IsUsingVector() ? vector_->size() - 1 : size_ - 1;  in insert()
358   if (IsUsingVector()) {  in clear()
398   if (IsUsingVector()) {  in EraseInternal()
493   if (empty() || !IsUsingVector()) {  in Clean()
536   return IsUsingVector() ? vector_->front() : preallocated_[0];  in Front()
543   return IsUsingVector() ? vector_->back() : preallocated_[size_ - 1];  in Back()
550   if (IsUsingVector()) {  in CleanBack()
564   return IsUsingVector() ? &(vector_->front()) : preallocated_;  in StorageBegin()
570   return IsUsingVector() ? &(vector_->back()) + 1 : preallocated_ + size_;  in StorageEnd()
576   return IsUsingVector() ? &(vector_->front()) : preallocated_;  in StorageBegin()
582   return IsUsingVector() ? &(vector_->back()) + 1 : preallocated_ + size_;  in StorageEnd()
598       (IsUsingVector() && (index < vector_->size())) || (index < size_));  in ElementAt()
605       (IsUsingVector() && (index < vector_->size())) || (index < size_));  in ElementAt()
642   if (!IsUsingVector()) {  in ShouldReclaimMemory()
660     : using_vector_((inval_set != NULL) && inval_set->IsUsingVector()),  in InvalSetIterator()