[orca] Chromium: Explicitly disable SayAll for now

[Joanmarie Diggs <joanied src gnome org>]

commit c22f7b0848b2b4bf3adb0df48c1e7448d0519aa6
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Wed Nov 21 09:36:40 2018 -0500

    Chromium: Explicitly disable SayAll for now
    
    It already wasn't working. But usually Orca gave up quietly. Sometimes,
    however, there was just enough support in place in Chromium causing Orca
    to have partial success leading to repeating snippets over and over again.

 src/orca/scripts/toolkits/Chromium/script.py | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/src/orca/scripts/toolkits/Chromium/script.py b/src/orca/scripts/toolkits/Chromium/script.py
index 092cea07b..3840f8c78 100644
--- a/src/orca/scripts/toolkits/Chromium/script.py
+++ b/src/orca/scripts/toolkits/Chromium/script.py
@@ -362,3 +362,7 @@ class Script(web.Script):
         debug.println(debug.LEVEL_INFO, msg, True)
         default.Script.onWindowDeactivated(self, event)
 
+    def sayAll(self, inputEvent, obj=None, offset=None):
+        msg = "CHROMIUM: SayAll not supported yet."
+        debug.println(debug.LEVEL_INFO, msg, True)
+        return True