static HighlightInfo.Builder checkInterfaceMultipleInheritance(@NotNull PsiClass aClass) {
    PsiClassType[] types = aClass.getSuperTypes();
    if (types.length < 2) return null;
    TextRange textRange = HighlightNamesUtil.getClassDeclarationTextRange(aClass);
    return checkInterfaceMultipleInheritance(aClass,
                                             aClass,
                                             PsiSubstitutor.EMPTY, new HashMap<>(),
                                             new HashSet<>(), textRange);
  }
static HighlightInfo.Builder checkInterfaceMultipleInheritance(@NotNull PsiClass aClass)