[orca] Add another voice sanity check

[Joanmarie Diggs <joanied src gnome org>]

commit 3b3938e51d781bba1b5e78b8c6aeda7df35e57be
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Fri Jul 22 12:24:49 2016 -0400

    Add another voice sanity check

 src/orca/scripts/default.py |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/src/orca/scripts/default.py b/src/orca/scripts/default.py
index d5a7961..a5ab378 100644
--- a/src/orca/scripts/default.py
+++ b/src/orca/scripts/default.py
@@ -3493,6 +3493,9 @@ class Script(script.Script):
                 offset = endOffset
 
                 voice = self.speechGenerator.voice(string=lineString)
+                if voice and isinstance(voice, list):
+                    voice = voice[0]
+
                 lineString = \
                     self.utilities.adjustForLinks(obj, lineString, startOffset)
                 lineString = self.utilities.adjustForRepeats(lineString)