public OperationCallSettings<UpdateWorkflowRequest, Workflow, OperationMetadata>
      updateWorkflowOperationSettings() {
    return updateWorkflowOperationSettings;
  }
Returns the object with the settings used for calls to updateWorkflow.
java-workflows/google-cloud-workflows/src/main/java/com/google/cloud/workflows/v1beta/stub/WorkflowsStubSettings.java