variable_value.AsProtoTensorContent(
      (*const_node->mutable_attr())["value"].mutable_tensor());
}

// Converts a ReadVariableOp NodeDef to an Identity NodeDef.
void ConvertReadVariableOpToIdentity(const NodeDef& node,
                                     NodeDef* identity_node) {
  identity_node->set_name(node.name());
  identity_node->set_op("Identity");