439              .Search(*name, map->NumberOfOwnDescriptors())  in CopyWithField()
443   if (map->NumberOfOwnDescriptors() >= kMaxNumberOfDescriptors) {  in CopyWithField()
474   if (map->NumberOfOwnDescriptors() >= kMaxNumberOfDescriptors) {  in CopyWithConstant()
593   if (NumberOfOwnDescriptors() == 0 ||  in ReplaceDescriptors()
611                               current.NumberOfOwnDescriptors());  in ReplaceDescriptors()
626       DCHECK_LE(result.NumberOfOwnDescriptors(),  in FindRootMap()
646     if (parent.NumberOfOwnDescriptors() <= descriptor.as_int()) break;  in FindFieldOwner()
716   const int root_nof = NumberOfOwnDescriptors();  in TryReplayPropertyTransitions()
717   const int old_nof = old_map.NumberOfOwnDescriptors();  in TryReplayPropertyTransitions()
778   if (new_map.NumberOfOwnDescriptors() != old_nof) return Map();  in TryReplayPropertyTransitions()
801   int old_size = map->NumberOfOwnDescriptors();  in EnsureDescriptorSlack()
810                            map->NumberOfOwnDescriptors());  in EnsureDescriptorSlack()
831                          map->NumberOfOwnDescriptors());  in EnsureDescriptorSlack()
840                               current.NumberOfOwnDescriptors());  in EnsureDescriptorSlack()
940   DCHECK_EQ(map.FindRootMap(isolate).NumberOfOwnDescriptors(),  in FindClosestElementsTransition()
941             map.NumberOfOwnDescriptors());  in FindClosestElementsTransition()
1095   int number_of_own_descriptors = NumberOfOwnDescriptors();  in NextFreePropertyIndex()
1317   DCHECK_EQ(map->NumberOfOwnDescriptors(),  in EnsureInitialMap()
1341   int number_of_own_descriptors = map->NumberOfOwnDescriptors();  in CopyInitialMap()
1374   DCHECK_EQ(map->NumberOfOwnDescriptors(),  in ShareDescriptor()
1403   DCHECK(result->NumberOfOwnDescriptors() == map->NumberOfOwnDescriptors() + 1);  in ShareDescriptor()
1421     DCHECK_EQ(parent->NumberOfOwnDescriptors(),  in ConnectTransition()
1483   int split_nof = split_map->NumberOfOwnDescriptors();  in AddMissingTransitions()
1554     DCHECK_EQ(map->FindRootMap(isolate).NumberOfOwnDescriptors(),  in CopyAsElementsKind()
1555               map->NumberOfOwnDescriptors());  in CopyAsElementsKind()
1643     int number_of_own_descriptors = map->NumberOfOwnDescriptors();  in CopyForElementsTransition()
1654   int number_of_own_descriptors = map->NumberOfOwnDescriptors();  in Copy()
1693   int num_descriptors = map->NumberOfOwnDescriptors();  in CopyForPreventExtensions()
2000   } else if (map->NumberOfOwnDescriptors() >= kMaxNumberOfDescriptors ||  in TransitionToAccessorProperty()
2030   int nof = map->NumberOfOwnDescriptors();  in CopyAddDescriptor()
2070       isolate, descriptors, map->NumberOfOwnDescriptors());  in CopyReplaceDescriptor()
2126         std::min(NumberOfOwnDescriptors(), other.NumberOfOwnDescriptors());  in EquivalentToForTransition()