[orca] Fix typeahead search in the list-of-elements dialogs

[Joanmarie Diggs <joanied src gnome org>]

commit f5deb58be2b2eb48e040e773df2e9a971bc69356
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Mon Nov 9 14:00:42 2015 -0500

    Fix typeahead search in the list-of-elements dialogs

 src/orca/orca_gui_navlist.py |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/orca/orca_gui_navlist.py b/src/orca/orca_gui_navlist.py
index 60ab327..4e64b5c 100644
--- a/src/orca/orca_gui_navlist.py
+++ b/src/orca/orca_gui_navlist.py
@@ -102,6 +102,7 @@ class OrcaNavListGUI:
 
         self._tree.connect('key-release-event', self._onKeyRelease)
         self._tree.connect('cursor-changed', self._onCursorChanged)
+        self._tree.set_search_column(2)
 
         return dialog