[orca] Do not speak the standard text "tutorial" message for non-editable text

[Joanmarie Diggs <joanied src gnome org>]

commit f7f373ad4689e9c19c7136a4e84ccd4904488374
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Fri Sep 12 15:15:27 2014 -0400

    Do not speak the standard text "tutorial" message for non-editable text

 src/orca/tutorialgenerator.py |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/src/orca/tutorialgenerator.py b/src/orca/tutorialgenerator.py
index f53c3de..0f75df2 100644
--- a/src/orca/tutorialgenerator.py
+++ b/src/orca/tutorialgenerator.py
@@ -411,6 +411,10 @@ class TutorialGenerator:
 
         Returns a list of tutorial utterances to be spoken for the object.
         """
+
+        if not obj.getState().contains(pyatspi.STATE_EDITABLE):
+            return []
+
         utterances = []
         # Translators: This is the tutorial string for when landing
         # on text fields.