code: private static Expression getMessageFormatCall(GoogMsgCodeGenInfo codeGenInfo) {
      return construct(GOOG_I18N_MESSAGE_FORMAT, codeGenInfo.googMsgVar)
          .dotAccess("formatIgnoringPound")
          .call(codeGenInfo.placeholders);
    }
docs: Generates the {@code goog.i18n.MessageFormat} postprocessing call for a child plural/select
  message.