public static InstantiatingGrpcChannelProvider.Builder defaultGrpcTransportProviderBuilder() {
    return SpeechStubSettings.defaultGrpcTransportProviderBuilder();
  }
Returns a builder for the default gRPC ChannelProvider for this service.
java-speech/google-cloud-speech/src/main/java/com/google/cloud/speech/v2/SpeechSettings.java