[orca] Fix whereAmI presentation of Gtk+ 3.20 combo boxes

[Joanmarie Diggs <joanied src gnome org>]

commit 7d4c31543e4612ab5ea02a9b5d97d9cdf4f1174b
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Fri Aug 5 19:37:15 2016 -0400

    Fix whereAmI presentation of Gtk+ 3.20 combo boxes

 src/orca/scripts/toolkits/gtk/script.py |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/orca/scripts/toolkits/gtk/script.py b/src/orca/scripts/toolkits/gtk/script.py
index 52fa6cd..164677c 100644
--- a/src/orca/scripts/toolkits/gtk/script.py
+++ b/src/orca/scripts/toolkits/gtk/script.py
@@ -54,6 +54,7 @@ class Script(default.Script):
         if self.utilities.isToggleDescendantOfComboBox(newFocus):
             isComboBox = lambda x: x and x.getRole() == pyatspi.ROLE_COMBO_BOX
             newFocus = pyatspi.findAncestor(newFocus, isComboBox) or newFocus
+            orca.setLocusOfFocus(event, newFocus, False)
 
         super().locusOfFocusChanged(event, oldFocus, newFocus)