hg: jdk9/dev/jdk: 8172921: Zip filesystem performance improvement and code cleanup

[xueming.shen at oracle.com]

Changeset: cb19d883084d
Author:    sherman
Date:      2017-01-18 11:18 -0800
URL:       http://hg.openjdk.java.net/jdk9/dev/jdk/rev/cb19d883084d

8172921: Zip filesystem performance improvement and code cleanup
Reviewed-by: redestad

! src/jdk.zipfs/share/classes/jdk/nio/zipfs/JarFileSystem.java
! src/jdk.zipfs/share/classes/jdk/nio/zipfs/ZipCoder.java
! src/jdk.zipfs/share/classes/jdk/nio/zipfs/ZipFileSystem.java
! src/jdk.zipfs/share/classes/jdk/nio/zipfs/ZipPath.java
! test/jdk/nio/zipfs/PathOps.java