actor: add WithInternalActor helper
Created by: unknwon
This is a subset of #13708, basically adding a WithInternalActor
helper to easily wrap a context to be considered as "internal". There is no functional change.
Part of #11767
Created by: unknwon
This is a subset of #13708, basically adding a WithInternalActor
helper to easily wrap a context to be considered as "internal". There is no functional change.
Part of #11767