`tf.data.Options.experimental_optimization.autotune_buffers`.
    *   Add support for user-defined names of tf.data core Python API, which can
        be used to disambiguate tf.data events in TF Profiler Trace Viewer.
    *   Promote `tf.data.experimental.sample_from_datasets` API to
        `tf.data.Dataset.sample_from_datasets` and deprecate the experimental
        endpoint.