code: @Deprecated
      public static String normalize(String src,Mode mode) {
          return normalize(src, mode, 0);
      }
docs: Normalize a string.
  The string will be normalized according to the specified normalization
  mode and options.
  @param src        The string to normalize.
  @param mode       The normalization mode; one of Normalizer.NONE,
  Normalizer.NFD, Normalizer.NFC, Normalizer.NFKC,
  Normalizer.NFKD, Normalizer.DEFAULT
  @return the normalized string
  @deprecated ICU 56 Use {@link Normalizer2} instead.
  @hide original deprecated declaration