[orca] Web: Fix return value for labelTargets to always be a list

[Joanmarie Diggs <joanied src gnome org>]

commit 0e7342519b5219b609682546e736c845eaa84c75
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Thu Jan 28 17:36:14 2021 +0100

    Web: Fix return value for labelTargets to always be a list

 src/orca/scripts/web/script_utilities.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/orca/scripts/web/script_utilities.py b/src/orca/scripts/web/script_utilities.py
index 199b34e74..e96104359 100644
--- a/src/orca/scripts/web/script_utilities.py
+++ b/src/orca/scripts/web/script_utilities.py
@@ -3218,13 +3218,13 @@ class Utilities(script_utilities.Utilities):
 
     def labelTargets(self, obj):
         if not (obj and self.inDocumentContent(obj)):
-            return False
+            return []
 
         rv = self._labelTargets.get(hash(obj))
         if rv is not None:
             return rv
 
-        rv = False
+        rv = []
 
         isLabel = lambda r: r.getRelationType() == pyatspi.RELATION_LABEL_FOR
         try: