code: public void init(HttpInboundServiceContext sc, BNFHeaders hdrs) {
          // for requests, we don't care about the validation
          setHeaderValidation(false);
          setOwner(sc);
          setBinaryParseState(HttpInternalConstants.PARSING_BINARY_VERSION);
          if (null != hdrs) {
              hdrs.duplicate(this);
          }
      }
docs: Initialize this incoming HTTP request message with specific headers,
  ie. ones stored in a cache perhaps.
  
  @param sc
  @param hdrs