Don't infer protected members into lub refinements.
Don't infer protected members into lub refinements.

Following up to the previous, taking my own advice in SI-5352.

scala/scala,felixmulder/scala,felixmulder/scala,shimib/scala,martijnhoekstra/scala,martijnhoekstra/scala,jvican/scala,lrytz/scala,shimib/scala,shimib/scala,martijnhoekstra/scala,scala/scala,felixmulder/scala,jvican/scala,lrytz/scala,shimib/scala,slothspot/scala,martijnhoekstra/scala,slothspot/scala,shimib/scala,felixmulder/scala,jvican/scala,jvican/scala,lrytz/scala,slothspot/scala,lrytz/scala,scala/scala,jvican/scala,felixmulder/scala,slothspot/scala,scala/scala,scala/scala,jvican/scala,lrytz/scala,lrytz/scala,scala/scala,slothspot/scala,martijnhoekstra/scala,slothspot/scala,shimib/scala,jvican/scala,slothspot/scala,felixmulder/scala,felixmulder/scala,martijnhoekstra/scala