code: @Override
      public void destroy() {
          if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
              Tr.debug(tc, "Destroying OSC: " + this);
          }
          // 291714 - clean up the VC statemap
          getVC().getStateMap().remove(CallbackIDs.CALLBACK_HTTPOSC);
          super.destroy();
          this.myLink = null;
          this.readException = null;
      }
docs: /*
  @see com.ibm.ws.http.channel.internal.HttpServiceContextImpl#destroy()