PR reviewed

[Isabelle Giguere]

Hello Solr committers!

This PR was reviewed by Christine Poerschke<https://github.com/cpoerschke> and 
Alex D<https://github.com/stillalex>.  Thank you both 🙂

IMHO, the code is as clean as it's going to get.  I hope it can be merged some 
day.

https://github.com/apache/solr/pull/1632

Regards;

Isabelle Giguère