[orca] Treat text changes in editable combo boxes as autotext events

[Joanmarie Diggs <joanied src gnome org>]

commit 6e5a616a0cf7c1ad2a6e3585b3743ce0bba78951
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Sat Mar 11 09:14:28 2017 -0500

    Treat text changes in editable combo boxes as autotext events

 src/orca/script_utilities.py |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/orca/script_utilities.py b/src/orca/script_utilities.py
index 1d9fe7d..8ad204c 100644
--- a/src/orca/script_utilities.py
+++ b/src/orca/script_utilities.py
@@ -2958,6 +2958,8 @@ class Utilities:
                 return True
             if lastKey == "Return" and event.any_data != "\n":
                 return True
+            if lastKey in ["Up", "Down"]:
+                return self.isEditableDescendantOfComboBox(event.source)
 
         return False