public OperationCallSettings<DeleteSourceRequest, Empty, OperationMetadata>
      deleteSourceOperationSettings() {
    return deleteSourceOperationSettings;
  }
Returns the object with the settings used for calls to deleteSource.
java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/stub/VmMigrationStubSettings.java