8159093: Fix coding conventions in Marlin renderer
Summary: capital letters for constants and use rdrCtx.stats (field)
Reviewed-by: flar, prr

8143849: Integrate Marlin renderer per JEP 265
Reviewed-by: flar, prr

8143848: changeset was pushed with wrong attributions
Reviewed-by: prr

8076529: Marlin antialiasing renderer integration
Reviewed-by: flar, prr