getContributedVariables(name, NoLookupLocation.FROM_IDE).isNotEmpty()
            }
        }

        override fun getClassifierNames(): Set<Name>? {
            if (forDelegatedMembersOnly) return null
            return allMemberScope.getClassifierNames()?.filterTo(mutableSetOf()) { name ->
                getContributedClassifier(name, NoLookupLocation.FROM_IDE) != null
            }
        }