docs: public void cleanUpState(VirtualConnection vc) {
          // if discrimination returned MAYBE, then we stored a link object that
          // now needs to be cleaned up
          HttpInboundLink link = (HttpInboundLink) vc.getStateMap().get(CallbackIDs.CALLBACK_HTTPICL);
          if (null != link) {
              if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
                  Tr.debug(tc, "Performing cleanup after discrim MAYBE");
              }
              link.destroy(null);
          }
      }