hg: jdk9/sandbox/jdk: 8157069: Assorted ZipFile improvements

[chris.hegarty at oracle.com]

Changeset: f735e227cd74
Author:    martin
Date:      2016-05-16 11:42 -0700
URL:       http://hg.openjdk.java.net/jdk9/sandbox/jdk/rev/f735e227cd74

8157069: Assorted ZipFile improvements
Reviewed-by: sherman

! src/java.base/share/classes/java/util/zip/ZipFile.java
! src/java.base/share/classes/sun/security/util/SignatureFileVerifier.java