Is it possible to determine a tab's opener within a Google Chrome extension?

Question

I am looking for a way to determine a given tab\'s opener (parent tab) within a Google Chrome extension.

I\'ve looked at the documention for Tab but there doesn\'t r

Answer 1

Update: it is now possible to reliably determine a tab's opener tab within a Chrome extension natively using the newly added webNavigation API, and specifically by hooking the onCreatedNavigationTarget event.

https://code.google.com/chrome/extensions/trunk/webNavigation.html