message: Added non-DNN clause to TypeProto
diff: @@ -411,6 +411,11 @@ message TypeProto {
  // The type of a sparse tensor.
  SparseTensorTypeProto sparse_tensor_type = 2;
  + // NOTE: DNN-only implementations of ONNX MAY elect to not support non-tensor values
  + // as input and output to graphs and nodes. These types are needed to naturally
  + // support classical ML operators. DNN operators SHOULD restrict their input
  + // and output types to tensors.
  +
  // The type of a record.
  RecordTypeProto record_type = 3;
  