Possible Duplicate:
Thunderbird Contacts sync with Ubuntu One
How to get Google Contacts to sync with Thunderbird / Ubuntu One in Ubuntu 12.04 Beta?
I want to sync Google Contacts with Thunderbird, ultimately to allow using the Unity Contacts lens from the Ataraeo PPA: https://launchpad.net/~atareao/+archive/lenses
Note: This question is not a duplicate of previous questions: "Import Gmail contacts into Thunderbird via Ubuntu One?" or "Thunderbird Contacts sync with Ubuntu One" or "How to sync Ubuntu One Contacts with thunderbird?". Previous solutions do not work on 12.04 Beta.
In previous versions of Ubuntu One there was a sync contacts button.
See: 11.04 screenshot 
.
In ubuntu 12.04 Beta there is no sync contacts function.
See: 
This is a screenshot of the desired Unity Contacts lens in action:
link to Unity Contacts lens PPA: https://launchpad.net/~atareao/+archive/lenses
