public OperationCallSettings.Builder<DeleteCdnKeyRequest, Empty, OperationMetadata>
        deleteCdnKeyOperationSettings() {
      return getStubSettingsBuilder().deleteCdnKeyOperationSettings();
    }
Returns the builder for the settings used for calls to deleteCdnKey.
java-video-stitcher/google-cloud-video-stitcher/src/main/java/com/google/cloud/video/stitcher/v1/VideoStitcherServiceSettings.java