code: protected IHttpSessionContext createSessionContextObject(SessionManagerConfig smc, SessionApplicationParameters sap)
      {
          return new HttpSessionContext31Impl(smc, sap, this.smgr.getSessionStoreService());
      }
docs: /*
  (non-Javadoc)
  @see com.ibm.ws.webcontainer.session.impl.SessionContextRegistryImpl#createSessionContextObject(com.ibm.ws.session.SessionManagerConfig, com.ibm.ws.session.SessionApplicationParameters)