Github user YolandaMDavis commented on the issue:
https://github.com/apache/nifi/pull/501
Per my discussion with @markap14 having ControllerServiceLookup extend
VariableRegistry interface did not fit in with the overall purpose of the
ControllerServiceLookup interface. Also in some cases service lookups are not
required objects, so passing the variable registry directly is optimal.
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
