[orca] Disable caret navigation in page tabs

[Joanmarie Diggs <joanied src gnome org>]

commit 1156bdd580ab93157a58aedd00783d38d05ee431
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Thu Aug 7 10:41:39 2014 -0400

    Disable caret navigation in page tabs

 src/orca/scripts/toolkits/Gecko/script.py |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/src/orca/scripts/toolkits/Gecko/script.py b/src/orca/scripts/toolkits/Gecko/script.py
index fbf391c..bcc02a9 100644
--- a/src/orca/scripts/toolkits/Gecko/script.py
+++ b/src/orca/scripts/toolkits/Gecko/script.py
@@ -1827,6 +1827,9 @@ class Script(default.Script):
         elif role in [pyatspi.ROLE_SLIDER, pyatspi.ROLE_SPIN_BUTTON]:
             weHandleIt = False
 
+        elif role == pyatspi.ROLE_PAGE_TAB:
+            weHandleIt = False
+
         return weHandleIt
 
     def useStructuralNavigationModel(self):