message: Made sure to compare all the attributes when comparing nodes
diff: @@ -1037,6 +1037,9 @@ bool UniqueNodes::SameNode(const NodeDef& node1, const NodeDef& node2) const {
  }
  // Compare attributes.
  + if (node1.attr().size() != node2.attr().size()) {
  + return false;
  + }
  for (const auto& attr1 : node1.attr()) {
  auto it = node2.attr().find(attr1.first);
  if (it == node2.attr().end()) {
  