Boris Zbarsky <email@example.com> has granted Boris Zbarsky <firstname.lastname@example.org>'s
request for superreview:
Attachment 162257: set opener on opened windows diverted into tabs
------- Additional Comments from Boris Zbarsky <email@example.com>
r+sr=bzbarsky. Dan, thanks for doing this!
I really wish we could factor some of this code that's being copied from
windowwatcher all over, thoug. Maybe we need some utility functions somewhere
that this and windowwatcher would both call?