[orca] Fix regression in caret navigation from recent changes

[Joanmarie Diggs <joanied src gnome org>]

commit dd0a86aa0afa3535de092f97d87b1b2e5c27d797
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Fri Apr 26 11:53:33 2019 -0400

    Fix regression in caret navigation from recent changes

 src/orca/scripts/web/script_utilities.py | 2 --
 1 file changed, 2 deletions(-)
---
diff --git a/src/orca/scripts/web/script_utilities.py b/src/orca/scripts/web/script_utilities.py
index edea1b074..023a178b7 100644
--- a/src/orca/scripts/web/script_utilities.py
+++ b/src/orca/scripts/web/script_utilities.py
@@ -952,8 +952,6 @@ class Utilities(script_utilities.Utilities):
     def _treatObjectAsWhole(self, obj):
         roles = [pyatspi.ROLE_CHECK_BOX,
                  pyatspi.ROLE_CHECK_MENU_ITEM,
-                 pyatspi.ROLE_IMAGE,
-                 pyatspi.ROLE_IMAGE_MAP,
                  pyatspi.ROLE_LIST_BOX,
                  pyatspi.ROLE_MENU,
                  pyatspi.ROLE_MENU_BAR,