Code review comment for ~jasonzio/cloud-init:handleUnsetNetCfg

I didn't realize the serialization prevented cloudinit from restoring a ds from the obj.pkl.
Looking at the bug you reference, I can see why; it would have been good to have a bug for the Azure one as well so we could track that.

I see smoser has made the connection in the OpenStack version.

I've added a trello card for the general case:

https://trello.com/c/fgHtutXt