Hi, by refactoring implAddOpensToAllUnnamed to take the two sets that comprise the packages we iterate over, we can make some simplifications, pre-size HashMaps better etc, adding up to a nice little startup improvement.
Webrev: http://cr.openjdk.java.net/~redestad/8238599/open.00/ Bug: https://bugs.openjdk.java.net/browse/JDK-8238599 Testing: tier1+2 Thanks! /Claes
