The client example [uses the deprecated method](https://github.com/go-vgo/grpclb/blob/master/examples/client/main.go#L27) which called `WithBalancer`. gRPC keeps changing the balancer api which makes me headache.  https://godoc.org/google.golang.org/grpc#WithBalancer
The client example uses the deprecated method which called
WithBalancer.gRPC keeps changing the balancer api which makes me headache.
https://godoc.org/google.golang.org/grpc#WithBalancer