private static boolean isVirtualFileGetChildrenMethodCall(@NotNull UExpression expression) {
    PsiMethod getChildrenMethod = tryToResolveGetChildrenMethod(expression);
    if (getChildrenMethod == null) return false;
    return InheritanceUtil.isInheritor(getChildrenMethod.getContainingClass(), VIRTUAL_FILE_CLASS_NAME);
  }
private static boolean isVirtualFileGetChildrenMethodCall(@NotNull UExpression expression)