[orca] Revert "Handle focus: event floods resulting from rapid selection changes"

[Joanmarie Diggs <joanied src gnome org>]

commit a3f9cad7667a924861f3a11d59fb081c1f897694
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Sun Jul 1 14:00:45 2018 -0400

    Revert "Handle focus: event floods resulting from rapid selection changes"
    
    We're getting some false positives that break presentation.

 src/orca/script.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/orca/script.py b/src/orca/script.py
index a81a5456a..60454704d 100644
--- a/src/orca/script.py
+++ b/src/orca/script.py
@@ -347,7 +347,7 @@ class Script:
         if not cachedEvent or cachedEvent == event:
             return False
 
-        focus    = ["object:state-changed:focused", "focus:"]
+        focus    = ["object:state-changed:focused"]
         typing   = ["object:text-changed:insert", "object:text-changed:delete"]
         arrowing = ["object:text-caret-moved", "object:text-selection-changed",
                     "object:selection-changed", "object:active-descendant-changed"]