hg: jdk9/dev/jdk: 8154403: JRT filesystem loaded by JDK8 with URLClassLoader is not closable since JDK-8147460

[xueming.shen at oracle.com]

Changeset: 96d7dc590098
Author:    sherman
Date:      2016-04-18 10:57 -0700
URL:       http://hg.openjdk.java.net/jdk9/dev/jdk/rev/96d7dc590098

8154403: JRT filesystem loaded by JDK8 with URLClassLoader is not closable since JDK-8147460
Reviewed-by: alanb

! src/java.base/share/classes/jdk/internal/jrtfs/JrtFileSystemProvider.java
! test/jdk/internal/jrtfs/WithSecurityManager.java
! test/jdk/internal/jrtfs/remote/Main.java
! test/jdk/internal/jrtfs/remote/RemoteRuntimeImageTest.java