correct opt-out showing application

hinaloe · hinaloe · commit 0e9bb70f145b · 2019-02-20T20:28:50.000+09:00
refs mastodon#9994
diff --git a/app/serializers/rest/status_serializer.rb b/app/serializers/rest/status_serializer.rb
@@ -39,7 +39,7 @@ def current_user?
   end
 
   def show_application?
-    object.account.user_shows_application? || (current_user? && current_user.account_id == object.account_id)
+    object.account.user&.setting_show_application || (current_user? && current_user.account_id == object.account_id)
   end
 
   def visibility
