message: Adds clarity on supported formats for TFLiteConverter 2.0.
diff: @@ -150,7 +150,20 @@ output_data = interpreter.get_tensor(output_details[0]['index'])
  print(output_data)
  ```
  -## Summary of changes in TFLiteConverter in 1.X and 2.0 <a name="differences"></a>
  +## Summary of changes in `TFLiteConverter` between 1.X and 2.0 <a name="differences"></a>
  +
  +The following section summarizes the changes in `TFLiteConverter` from 1.X to
  +2.0. If any of the changes raise concerns, please file a
  +[GitHub issue](https://github.com/tensorflow/tensorflow/issues).
  +
  +### Supported formats
  +
  +`TFLiteConverter` in 2.0 supports SavedModels and Keras model files generated in
  +both 1.X and 2.0. However, the conversion process no longer supports frozen
  +`GraphDefs` generated in 1.X. Users who want to convert frozen `GraphDefs` to
  +TensorFlow Lite should use `tensorflow.compat.v1`.
  +
  +### Quantization-aware training
  The following attributes and methods associated with
  [quantization-aware training](https://github.com/tensorflow/tensorflow/tree/master/tensorflow/contrib/quantize)
  @@ -173,6 +186,8 @@ removed in the 2.0 API until the new quantization API is launched. Users who
  want to convert models generated by the rewriter function can use
  `tensorflow.compat.v1`.
  +### Changes to attributes
  +
  The `target_ops` attribute has become an attribute of `TargetSpec` and renamed
  to `supported_ops` in line with future additions to the optimization framework.
  @@ -190,15 +205,14 @@ Additionally, the following attributes have been removed:
  * `dump_graphviz_dir`
  * `dump_graphviz_video`
  +### Deprecated APIs
  +
  The following methods that were previously deprecated in 1.X will no longer be
  exported in 2.0:
  * `lite.toco_convert`
  * `lite.TocoConverter`
  -If any of the changes raise concerns, please file a
  -[GitHub issue](https://github.com/tensorflow/tensorflow/issues).
  -
  ## Installing TensorFlow <a name="versioning"></a>
  ### Installing the TensorFlow 2.0 nightly <a name="2.0-nightly"></a>
  