Please approve this change to remove redundant null initialization from collections classes. webrev: http://cr.openjdk.java.net/~mduigou/JDK-8035284/0/webrev/ JDK9 changeset (applies cleanly with offsets to 8u-dev): http://hg.openjdk.java.net/jdk9/dev/jdk/rev/9e7bd44ea85c