hg: jdk/jdk: 8215467: Files.isHidden should return true for hidden directories on Windows

[brian.burkhalter at oracle.com]

Changeset: 8c08552a1fbd
Author:    bpb
Date:      2019-01-18 09:33 -0800
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/8c08552a1fbd

8215467: Files.isHidden should return true for hidden directories on Windows
Reviewed-by: alanb, bchristi, darcy

! src/java.base/share/classes/java/nio/file/Files.java
! src/java.base/windows/classes/sun/nio/fs/WindowsFileSystemProvider.java
! test/jdk/java/nio/file/Files/Misc.java