[orca] Only call updateCachedTextSelection() for objects we know implement AtspiText

[Joanmarie Diggs <joanied src gnome org>]

commit 2e40d5dd229e353631c8adade8f626643c712d6f
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Thu Feb 18 18:17:24 2016 -0500

    Only call updateCachedTextSelection() for objects we know implement AtspiText

 src/orca/scripts/default.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/orca/scripts/default.py b/src/orca/scripts/default.py
index b1d58cd..a42d11a 100644
--- a/src/orca/scripts/default.py
+++ b/src/orca/scripts/default.py
@@ -762,7 +762,7 @@ class Script(script.Script):
             pass
         else:
             self._saveLastCursorPosition(obj, max(0, text.caretOffset))
-        self.utilities.updateCachedTextSelection(obj)
+            self.utilities.updateCachedTextSelection(obj)
 
         # We want to save the current row and column of a newly focused
         # or selected table cell so that on subsequent cell focus/selection