Ardour build-gtk-stack patch failure

gistfile1.txt

jhurst@ubuntu:~/.gtk/source$ $AD/2.0-ongoing/tools/build-gtk-stack --patch
Python 2.7.3
Testing () patches ... 
patching file configure.ac
patching file gtk/Makefile.am
Hunk #1 succeeded at 760 (offset 2 lines).
patching file gtk/gtkprivate.h
patching file gtk/gtkquartz.c
patching file gtk/gtkrelocation.c
patching file gtk/gtkfilechooserbutton.c
Hunk #1 succeeded at 580 (offset 10 lines).
Hunk #2 FAILED at 2331.
Hunk #3 FAILED at 2689.
Hunk #4 FAILED at 2700.
3 out of 4 hunks FAILED -- saving rejects to file gtk/gtkfilechooserbutton.c.rej
1 : Patch /home/jhurst/usr/src/ardour/2.0-ongoing/tools/current-gtk-patches/gtkfilechooserbutton.patch no longer applies () cleanly.