[orca] Remove obsolete hack

[Joanmarie Diggs <joanied src gnome org>]

commit e159ca5ff24a6dc25758695d3e919861cc09c16c
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Mon Oct 28 13:37:46 2019 -0400

    Remove obsolete hack

 src/orca/scripts/web/script_utilities.py | 13 -------------
 1 file changed, 13 deletions(-)
---
diff --git a/src/orca/scripts/web/script_utilities.py b/src/orca/scripts/web/script_utilities.py
index 085277f83..60a36e0fd 100644
--- a/src/orca/scripts/web/script_utilities.py
+++ b/src/orca/scripts/web/script_utilities.py
@@ -2005,19 +2005,6 @@ class Utilities(script_utilities.Utilities):
 
         return True
 
-    def _treatAsLeafNode(self, obj):
-        if super()._treatAsLeafNode(obj):
-            return True
-
-        if not self.isTextBlockElement(obj):
-            return False
-
-        for child in obj:
-            if self.isTextBlockElement(child):
-                return False
-
-        return True
-
     def textAtPoint(self, obj, x, y, coordType=None, boundary=None):
         if coordType is None:
             coordType = pyatspi.DESKTOP_COORDS