// TODO(b/160915525): Consolidate FuncAttr and StringAttr into one.
  void ConvertTFImplements(func::FuncOp func, StringAttr attr);
  void ConvertTFImplementsWithAttributes(func::FuncOp func, FuncAttr attr);
  void ConvertTFAPIImplements(func::FuncOp func, StringAttr attr,
                              ModuleOp module);
  void runOnOperation() override;
};

LogicalResult CheckFusableLayerNormalizedLstmCellSimple(