docs: void updateContentSize(long frameLength, boolean last) {
          if(contentLengthRemaining != -1) {
              contentLengthRemaining -= frameLength;
              if(contentLengthRemaining < 0) {
                  UndertowLogger.REQUEST_IO_LOGGER.debugf("Closing stream %s on %s as data length exceeds content size", streamId, getFramedChannel());
                  getFramedChannel().sendRstStream(streamId, Http2Channel.ERROR_PROTOCOL_ERROR);
              } else if(last && contentLengthRemaining != 0) {
                  UndertowLogger.REQUEST_IO_LOGGER.debugf("Closing stream %s on %s as data length was less than content size", streamId, getFramedChannel());
                  getFramedChannel().sendRstStream(streamId, Http2Channel.ERROR_PROTOCOL_ERROR);
              }
          }
      }