RFR: JDK-8075774 Small readability and performance improvements for zipfs

[Xueming Shen]

On 03/23/2015 04:44 PM, Martin Buchholz wrote:
> https://bugs.openjdk.java.net/browse/JDK-8075774
> http://cr.openjdk.java.net/~martin/webrevs/openjdk9/PKsig-java/ <http://cr.openjdk.java.net/%7Emartin/webrevs/openjdk9/PKsig-java/>
looks fine.