Comment 11 for bug 1469221

I've just spent a while pushing on this again. I think it's going to be possible.

ppa:laney/wk2 contains staged uploads.

Reverse-Build-Depends-Indep
===========================
* sphinx (for gir1.2-webkit-3.0) # unused, remove

Reverse-Build-Depends
=====================
* devhelp (for libwebkit2gtk-3.0-dev) # has Ubuntu patch, drop
* empathy (for libwebkitgtk-3.0-dev) # demote
* evolution (for libwebkitgtk-3.0-dev) # demote
* gnome-online-accounts (for libwebkitgtk-3.0-dev) # has Ubuntu patch, drop
* libproxy (for libwebkitgtk-3.0-dev) # distro patch
* libproxy (for libjavascriptcoregtk-3.0-dev) # ditto
* rhythmbox (for libwebkitgtk-3.0-dev) # Ported, submitted upstream, drop one plugin which is busted anyway
* shotwell (for libwebkitgtk-3.0-dev) # Ported, submitted and committed upstream, upload snapshot
* ubiquity (for gir1.2-webkit-3.0) # Ported, MPed
* unity-control-center (for libwebkitgtk-3.0-dev) # Ported, MPed
* webapps-applications (for gir1.2-webkit-3.0) # Ported, MPed
* yelp (for libwebkitgtk-3.0-dev) # Ported upstream in 3.18
* zenity (for libwebkitgtk-3.0-dev) # has Ubuntu patch, drop

Additionally, there is

Reverse-Depends
===============
* apturl (for gir1.2-webkit-3.0) # ported
* software-center (for gir1.2-webkit-3.0) # ported, MPed (possibly needs more testing)
* ubuntu-release-upgrader-gtk (for gir1.2-webkit-3.0) # ported, MPed