A quick sanity check please for these cleanup changes to remove uses of new Boolean and using chars instead of single character strings contributed by Otávio Gonçalves de Santana.
These changes update multiple classes in the jdk9-dev repo (except client packages).
webrev: http://cr.openjdk.java.net/~rriggs/webrev-8044461-cleanup/ Issue: https://bugs.openjdk.java.net/browse/JDK-8044461 Thanks, Roger
