code: public Descriptor replaceAllTopicCalls(PSequence<TopicCall<?>> topicCalls) {
          return new Descriptor(name, calls, pathParamSerializers, messageSerializers, serializerFactory, exceptionSerializer, autoAcl, acls, headerFilter, locatableService, circuitBreaker, topicCalls);
      }
docs: Replace all the topic calls provided by this descriptor with the the given topic calls.
  
  @param topicCalls The topic calls to replace the existing ones with.
  @return A copy of this descriptor with the new topic calls.