Remove handle_delete() for keystone group

Change-Id: I77480b2383a188e9739e28517f72f587936ebaa8

heat/engine/resources/openstack/keystone/group.py

@@ -120,11 +120,6 @@ class KeystoneGroup(resource.Resource,
             self.update_assignment(prop_diff=prop_diff,
                                    group_id=self.resource_id)
 
-    def handle_delete(self):
-        if self.resource_id is not None:
-            with self.client_plugin().ignore_not_found:
-                self.client().groups.delete(self.resource_id)
-
     def parse_live_resource_data(self, resource_properties, resource_data):
         return {
             self.NAME: resource_data.get(self.NAME),

heat/tests/openstack/keystone/test_group.py

@@ -285,7 +285,7 @@ class KeystoneGroupTest(common.HeatTestCase):
         self.test_group.resource_id = '477e8273-60a7-4c41-b683-fdb0bc7cd151'
         self.groups.delete.return_value = None
 
-        self.assertIsNone(self.test_group.handle_delete())
+        self.test_group.handle_delete()
         self.groups.delete.assert_called_once_with(
             self.test_group.resource_id
         )