293     DeleteIterator(mutable_iter_, true /* is_arena */);  in Cleanup()
297     DeleteIterator(m, true /* is_arena */);  in Cleanup()
302     DeleteIterator(f);  in Cleanup()
307     DeleteIterator(l);  in Cleanup()
411             DeleteIterator(l0_iters_[i]);  in SeekInternal()
426         DeleteIterator(l0_iters_[i]);  in SeekInternal()
460           DeleteIterator(level_iters_[level - 1]);  in SeekInternal()
678     DeleteIterator(mutable_iter_, true /* is_arena */);  in RenewIterators()
681     DeleteIterator(m, true /* is_arena */);  in RenewIterators()
739     DeleteIterator(f);  in RenewIterators()
745     DeleteIterator(l);  in RenewIterators()
790     DeleteIterator(l0_iters_[i]);  in ResetIncompleteIterators()
889       DeleteIterator(l0_iters_[i]);  in DeleteCurrentIter()
901       DeleteIterator(level_iters_[level - 1]);  in DeleteCurrentIter()
957 void ForwardIterator::DeleteIterator(InternalIterator* iter, bool is_arena) {  in DeleteIterator()  function in ROCKSDB_NAMESPACE::ForwardIterator