1966       std::unique_ptr<InternalIteratorBase<IndexValue>> iiter(NewIndexIterator(  in PrefixMayMatch()  local
1970       iiter->Seek(internal_prefix);  in PrefixMayMatch()
1972       if (!iiter->Valid()) {  in PrefixMayMatch()
1977         may_match = iiter->status().IsIncomplete();  in PrefixMayMatch()
1978       } else if ((rep_->index_key_includes_seq ? ExtractUserKey(iiter->key())  in PrefixMayMatch()
1979                                                : iiter->key())  in PrefixMayMatch()
1998         BlockHandle handle = iiter->value().handle;  in PrefixMayMatch()
2155     auto iiter =  in Get()  local
2159     if (iiter != &iiter_on_stack) {  in Get()
2160       iiter_unique_ptr.reset(iiter);  in Get()
2167     for (iiter->Seek(key); iiter->Valid() && !done; iiter->Next()) {  in Get()
2168       IndexValue v = iiter->value();  in Get()
2287     if (s.ok() && !iiter->status().IsNotFound()) {  in Get()
2288       s = iiter->status();  in Get()
2327     auto iiter =  in MultiGet()  local
2331     if (iiter != &iiter_on_stack) {  in MultiGet()
2332       iiter_unique_ptr.reset(iiter);  in MultiGet()
2366         iiter->Seek(miter->ikey);  in MultiGet()
2369         if (iiter->Valid()) {  in MultiGet()
2370           v = iiter->value();  in MultiGet()
2372         if (!iiter->Valid() ||  in MultiGet()
2379           *(miter->s) = iiter->status();  in MultiGet()
2481           IndexValue v = iiter->value();  in MultiGet()
2493               read_options, iiter->value().handle, &next_biter,  in MultiGet()
2587           iiter->Seek(key);  in MultiGet()
2590         iiter->Next();  in MultiGet()
2591       } while (iiter->Valid());  in MultiGet()
2599         s = iiter->status();  in MultiGet()
2616   auto iiter = NewIndexIterator(ReadOptions(), /*need_upper_bound_check=*/false,  in Prefetch()  local
2620   if (iiter != &iiter_on_stack) {  in Prefetch()
2621     iiter_unique_ptr = std::unique_ptr<InternalIteratorBase<IndexValue>>(iiter);  in Prefetch()
2624   if (!iiter->status().ok()) {  in Prefetch()
2626     return iiter->status();  in Prefetch()
2632   for (begin ? iiter->Seek(*begin) : iiter->SeekToFirst(); iiter->Valid();  in Prefetch()
2633        iiter->Next()) {  in Prefetch()
2634     BlockHandle block_handle = iiter->value().handle;  in Prefetch()
2637         ((!is_user_key && comparator.Compare(iiter->key(), *end) >= 0) ||  in Prefetch()
2639           user_comparator.Compare(iiter->key(), ExtractUserKey(*end)) >= 0))) {  in Prefetch()
2685   InternalIteratorBase<IndexValue>* iiter = NewIndexIterator(  in VerifyChecksum()  local
2689   if (iiter != &iiter_on_stack) {  in VerifyChecksum()
2690     iiter_unique_ptr = std::unique_ptr<InternalIteratorBase<IndexValue>>(iiter);  in VerifyChecksum()
2692   if (!iiter->status().ok()) {  in VerifyChecksum()
2694     return iiter->status();  in VerifyChecksum()
2696   s = VerifyChecksumInBlocks(read_options, iiter);  in VerifyChecksum()
2827   std::unique_ptr<InternalIteratorBase<IndexValue>> iiter(NewIndexIterator(  in TEST_KeyInCache()  local
2830   iiter->Seek(key);  in TEST_KeyInCache()
2831   assert(iiter->Valid());  in TEST_KeyInCache()
2833   return TEST_BlockInCache(iiter->value().handle);  in TEST_KeyInCache()