code: @ConditionalOnSingleCandidate(LoadBalancer.Factory.class)
      @ConditionalOnMissingBean(name = "grpcLoadBalancerConfigurer")
      @Bean
      @SuppressWarnings("deprecation")
      @Deprecated
      public GrpcChannelConfigurer grpcLoadBalancerConfigurer(final LoadBalancer.Factory loadBalancerFactory) {
          return (channel, name) -> channel.loadBalancerFactory(loadBalancerFactory);
      }
docs: Creates the load balancer configurer bean for the given load balancer factory.
  
  @param loadBalancerFactory The factory that should be used for all
  @return The load balancer factory bean.
  
  @see ManagedChannelBuilder#loadBalancerFactory(io.grpc.LoadBalancer.Factory)
  
  @deprecated This method disables service-config-based policy selection, and may cause problems if NameResolver
  returns GRPCLB balancer addresses but a non-GRPCLB LoadBalancer is passed in here. Use
  {@link GrpcChannelProperties#setDefaultLoadBalancingPolicy(String)} instead.