1317   Name* name = instance_descriptors()->GetKey(modify_index);  in PrintGeneralization()
1351   DescriptorArray* o = original_map->instance_descriptors();  in PrintInstanceMigration()
1352   DescriptorArray* n = new_map->instance_descriptors();  in PrintInstanceMigration()
1717          map->instance_descriptors()->Search(  in CopyWithField()
1853   DescriptorArray* old_desc = instance_descriptors();  in InstancesNeedRewriting()
1854   DescriptorArray* new_desc = target->instance_descriptors();  in InstancesNeedRewriting()
1993   Handle<DescriptorArray> old_descriptors(old_map->instance_descriptors());  in MigrateFastToFast()
1994   Handle<DescriptorArray> new_descriptors(new_map->instance_descriptors());  in MigrateFastToFast()
2096   DescriptorArray* descriptors = instance_descriptors();  in NumberOfFields()
2113   DescriptorArray* descriptors = new_map->instance_descriptors();  in CopyGeneralizeAllRepresentations()
2144         ? map->instance_descriptors()->GetFieldType(modify_index)  in CopyGeneralizeAllRepresentations()
2163       map->instance_descriptors()->GetDetails(modify_index);  in CopyGeneralizeAllRepresentations()
2199   DescriptorArray* to_replace = instance_descriptors();  in DeprecateTarget()
2202   while (current->instance_descriptors() == to_replace) {  in DeprecateTarget()
2242     DescriptorArray* next_descriptors = next->instance_descriptors();  in FindLastMatchMap()
2264   DCHECK_EQ(FIELD, instance_descriptors()->GetDetails(descriptor).type());  in FindFieldOwner()
2280   PropertyDetails details = instance_descriptors()->GetDetails(descriptor);  in UpdateFieldType()
2289   if (instance_descriptors()->GetFieldType(descriptor) == *new_type) return;  in UpdateFieldType()
2290   FieldDescriptor d(name, instance_descriptors()->GetFieldIndex(descriptor),  in UpdateFieldType()
2292   instance_descriptors()->Replace(descriptor, &d);  in UpdateFieldType()
2324       map->instance_descriptors()->GetFieldType(modify_index), isolate);  in GeneralizeFieldType()
2335       field_owner->instance_descriptors(), isolate);  in GeneralizeFieldType()
2386       old_map->instance_descriptors(), isolate);  in GeneralizeRepresentation()
2438         tmp_map->instance_descriptors(), isolate);  in GeneralizeRepresentation()
2484       target_map->instance_descriptors(), isolate);  in GeneralizeRepresentation()
2504         tmp_map->instance_descriptors(), isolate);  in GeneralizeRepresentation()
2519   target_descriptors = handle(target_map->instance_descriptors(), isolate);  in GeneralizeRepresentation()
2678   Handle<DescriptorArray> descriptors(map->instance_descriptors());  in GeneralizeAllFieldRepresentations()
2726   DescriptorArray* old_descriptors = old_map->instance_descriptors();  in TryUpdateInternal()
2733     DescriptorArray* new_descriptors = new_map->instance_descriptors();  in TryUpdateInternal()
3050   Handle<DescriptorArray> descriptors(map->instance_descriptors());  in EnsureDescriptorSlack()
3079     if (walk_map->instance_descriptors() != *descriptors) break;  in EnsureDescriptorSlack()
3166   Handle<DescriptorArray> array(map->instance_descriptors());  in AppendCallbackDescriptors()
3757   DescriptorArray* desc = map()->instance_descriptors();  in WriteToField()
4190   Handle<DescriptorArray> descs(map->instance_descriptors());  in MigrateFastToSlow()
4703     DescriptorArray* descriptors = this->map()->instance_descriptors();  in GetHiddenPropertiesHashTable()
5439       Handle<DescriptorArray> descriptors(copy->map()->instance_descriptors());  in StructureWalk()
5638   DescriptorArray* descs = instance_descriptors();  in NumberOfDescribedProperties()
5655   DescriptorArray* descs = instance_descriptors();  in NextFreePropertyIndex()
5706     if (object->map()->instance_descriptors()->HasEnumCache()) {  in GetEnumPropertyKeys()
5707       DescriptorArray* desc = object->map()->instance_descriptors();  in GetEnumPropertyKeys()
5723     if (map->instance_descriptors()->IsEmpty()) {  in GetEnumPropertyKeys()
5737         Handle<DescriptorArray>(object->map()->instance_descriptors(), isolate);  in GetEnumPropertyKeys()
5764     DescriptorArray* desc = object->map()->instance_descriptors();  in GetEnumPropertyKeys()
6338     DescriptorArray* descs = map()->instance_descriptors();  in SlowReverseLookup()
6479          map->instance_descriptors()->number_of_descriptors());  in ShareDescriptor()
6491       descriptors = handle(map->instance_descriptors());  in ShareDescriptor()
6607     new_map->InitializeDescriptors(map->instance_descriptors());  in CopyAsElementsKind()
6643     new_map->InitializeDescriptors(map->instance_descriptors());  in CopyForObserved()
6654   Handle<DescriptorArray> descriptors(map->instance_descriptors());  in Copy()
6692       handle(map->instance_descriptors(), isolate), num_descriptors, FROZEN);  in CopyForFreeze()
6735   Handle<DescriptorArray> descriptors(map->instance_descriptors());  in PrepareForDataProperty()
6764     DescriptorArray* descriptors = transition->instance_descriptors();  in TransitionToDataProperty()
6830     DescriptorArray* descriptors = transition->instance_descriptors();  in TransitionToAccessorProperty()
6861   DescriptorArray* old_descriptors = map->instance_descriptors();  in TransitionToAccessorProperty()
6903   Handle<DescriptorArray> descriptors(map->instance_descriptors());  in CopyAddDescriptor()
6926   Handle<DescriptorArray> old_descriptors(map->instance_descriptors());  in CopyInsertDescriptor()
13361     DescriptorArray* descs = map()->instance_descriptors();  in GetOwnPropertyNames()