message: Add tf.Multinomial op definition.
diff: @@ -4773,6 +4773,28 @@ Returns x * y element-wise. Returns zero if y is zero, even if x if infinite or
  TF_DerivedOperandTypeAttr T = TF_DerivedOperandTypeAttr<0>;
  }
  +def TF_MultinomialOp : TF_Op<"Multinomial", []> {
  + let summary = "Draws samples from a multinomial distribution.";
  +
  + let description = [{
  + }];
  +
  + let arguments = (ins
  + TF_IntOrFpTensor:$logits,
  + I32Tensor:$num_samples,
  +
  + DefaultValuedAttr<I64Attr, "0">:$seed,
  + DefaultValuedAttr<I64Attr, "0">:$seed2
  + );
  +
  + let results = (outs
  + TF_I32OrI64Tensor:$output
  + );
  +
  + TF_DerivedOperandTypeAttr T = TF_DerivedOperandTypeAttr<0>;
  + TF_DerivedResultTypeAttr output_dtype = TF_DerivedResultTypeAttr<0>;
  +}
  +
  def TF_NdtriOp : TF_Op<"Ndtri", [NoSideEffect]> {
  let summary = "";
  