[gnome-builder] build: update POTFILES.in

[Christian Hergert <chergert src gnome org>]

commit ce6494ea277f8fe705a2b160b5b2b8456f8b59d3
Author: Christian Hergert <christian hergert me>
Date:   Wed May 20 23:51:25 2015 -0700

    build: update POTFILES.in

 po/POTFILES.in |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/po/POTFILES.in b/po/POTFILES.in
index e96ef86..78fc447 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -28,6 +28,7 @@
 [type: gettext/gsettings]data/gsettings/org.gnome.builder.editor.gschema.xml
 [type: gettext/gsettings]data/gsettings/org.gnome.builder.editor.language.gschema.xml
 [type: gettext/gsettings]data/gsettings/org.gnome.builder.project-tree.gschema.xml
+contrib/egg/egg-state-machine-action.c
 contrib/gedit/gedit-menu-stack-switcher.c
 contrib/nautilus/nautilus-floating-bar.c
 contrib/search/trie.c