hg: jdk9/dev/jdk: 6907252: ZipFileInputStream Not Thread-Safe

[sean.coffey at oracle.com]

Changeset: d97306dd54cd
Author:    coffeys
Date:      2015-10-15 09:33 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/jdk/rev/d97306dd54cd

6907252: ZipFileInputStream Not Thread-Safe
Reviewed-by: sherman

! src/java.base/share/classes/java/util/zip/ZStreamRef.java
! src/java.base/share/classes/java/util/zip/ZipFile.java
! src/java.base/share/native/libzip/zip_util.c
+ test/java/util/zip/ZipFile/ZipEntryFreeTest.java