code: @Deprecated
    public static int readLine(LineReader lineReader, Text out) 
    throws IOException {
      return StreamKeyValUtil.readLine(lineReader, out);
    }
docs: Read a utf8 encoded line from a data input stream.
  @param lineReader LineReader to read the line from.
  @param out Text to read into
  @return number of bytes read
  @deprecated use
  {@link StreamKeyValUtil#readLine(LineReader, Text)}
  @throws IOException