[orca] Don't filter contents with length 1

[Joanmarie Diggs <joanied src gnome org>]

commit 3b9620b0430fb074164e6f5157d1f4ad3a2a07b9
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Mon Oct 12 18:03:22 2015 -0400

    Don't filter contents with length 1

 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 fe27694..b83c0d0 100644
--- a/src/orca/scripts/web/script_utilities.py
+++ b/src/orca/scripts/web/script_utilities.py
@@ -1695,6 +1695,9 @@ class Utilities(script_utilities.Utilities):
 
             return True
 
+        if len(contents) == 1:
+            return contents
+
         return list(filter(_include, contents))
 
     def needsSeparator(self, lastChar, nextChar):