Specifically, in https://github.com/googleapis/gax-java/blob/master/src/main/java/com/google/api/gax/grpc/InstantiatingChannelProvider.java . `NettyChannelBuilder` is `@Experimental` so we shouldn't depend on it directly; all of the same functionality should be available in `ManagedChannelBuilder`.
Specifically, in https://github.com/googleapis/gax-java/blob/master/src/main/java/com/google/api/gax/grpc/InstantiatingChannelProvider.java .
NettyChannelBuilderis@Experimentalso we shouldn't depend on it directly; all of the same functionality should be available inManagedChannelBuilder.