@CanIgnoreReturnValue
    public Builder setNameDisplayNormalization(PathNormalization first, PathNormalization... more) {
      this.nameDisplayNormalization = checkNormalizations(Lists.asList(first, more));
      return this;
    }
Sets the normalizations that will be applied to the display form of filenames. The display
form is used in the {@code toString()} of {@code Path} objects.
jimfs/src/main/java/com/google/common/jimfs/Configuration.java