Function MakeNodeMul

tensorflow/core/grappler/graph_analyzer/test_tools.h:43–46

                     const string& arg4);

inline NodeDef MakeNodeMul(const string& name, const string& arg1,
                           const string& arg2) {
  return MakeNode2Arg(name, "Mul", arg1, arg2);
}

// Not really a 2-argument but convenient to construct.
inline NodeDef MakeNodeAddN(const string& name, const string& arg1,