docs: void removeProducerSession(ProducerSessionImpl producer)
      {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.entry(tc, "removeProducerSession");
          synchronized (_producers)
          {
              _producers.remove(producer);
          }
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.exit(tc, "removeProducerSession");
      }