void (final PsiElement element, final Set<PsiTypeParameter> typeParameters, final PsiClass psiClass, final PsiSubstitutor substitutor, final Map<PsiElement, Pair<PsiReference[], PsiType>> roots) { final PsiType elementType = TypeMigrationLabeler.getElementType(element); if (elementType != null && PsiTypesUtil.mentionsTypeParameters(elementType, typeParameters)) { final PsiType memberType = substitutor.substitute(elementType); prepareMethodsChangeSignature(psiClass, element, memberType); final List<PsiReference> refs = TypeMigrationLabeler.filterReferences(psiClass, ReferencesSearch.search(element, psiClass.getUseScope())); roots.put(element, Pair.create(myLabeler.markRootUsages(element, memberType, refs.toArray(PsiReference.EMPTY_ARRAY)), memberType)); } }