[orca] Treat group elements with no children as divs rather than panels

[Joanmarie Diggs <joanied src gnome org>]

commit 129af395b7265ffecca24d3c338eb87f162ca5e1
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Thu May 24 14:47:09 2018 -0700

    Treat group elements with no children as divs rather than panels

 src/orca/scripts/web/script_utilities.py |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/src/orca/scripts/web/script_utilities.py b/src/orca/scripts/web/script_utilities.py
index fcda254..a9ec6ee 100644
--- a/src/orca/scripts/web/script_utilities.py
+++ b/src/orca/scripts/web/script_utilities.py
@@ -1754,6 +1754,9 @@ class Utilities(script_utilities.Utilities):
             if string and string != self.EMBEDDED_OBJECT_CHARACTER:
                 return True
 
+        if role == pyatspi.ROLE_PANEL and not childCount:
+            return True
+
         rv = self._treatAsDiv.get(hash(obj))
         if rv is not None:
             return rv