public LinkedList<Pair<TypeMigrationUsageInfo, PsiType>> getMigratedDeclarations() {
    final LinkedList<Pair<TypeMigrationUsageInfo, PsiType>> list = new LinkedList<>();

    for (final TypeMigrationUsageInfo usageInfo : myTypeMap.keySet()) {
      final LinkedList<PsiType> types = myTypeMap.get(usageInfo);
      final PsiElement element = usageInfo.getElement();
      if (element instanceof PsiVariable || element instanceof PsiMethod) {
        list.addLast(Pair.create(usageInfo, types.getFirst()));
      }
    }

    return list;
  }
public LinkedList<Pair<TypeMigrationUsageInfo, PsiType>> getMigratedDeclarations()