[orca] Fall back on displayed text for labels which lack an accessible name

[Joanmarie Diggs <joanied src gnome org>]

commit ccb5690e094757d4a4598e8bc410453e9f4adda7
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Wed Aug 8 16:09:07 2018 +0200

    Fall back on displayed text for labels which lack an accessible name

 src/orca/script_utilities.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/orca/script_utilities.py b/src/orca/script_utilities.py
index 546496471..064490768 100644
--- a/src/orca/script_utilities.py
+++ b/src/orca/script_utilities.py
@@ -2303,7 +2303,7 @@ class Utilities:
         # Eliminate duplicates and things suspected to be labels for widgets
         d = {}
         for label in labels:
-            name = label.name
+            name = label.name or self.displayedText(label)
             if name and name in [rootName, label.parent.name]:
                 continue
             if len(name.split()) < minimumWords: