public OperationCallSettings.Builder<DeleteRecognizerRequest, Recognizer, OperationMetadata>
        deleteRecognizerOperationSettings() {
      return deleteRecognizerOperationSettings;
    }
Returns the builder for the settings used for calls to deleteRecognizer.
java-speech/google-cloud-speech/src/main/java/com/google/cloud/speech/v2/stub/SpeechStubSettings.java