hg: jigsaw/jake/jdk: Update FileSystems and Files javadoc for platform class loader

[mandy.chung at oracle.com]

Changeset: 1c8e91d7cd98
Author:    mchung
Date:      2016-03-12 13:37 -0800
URL:       http://hg.openjdk.java.net/jigsaw/jake/jdk/rev/1c8e91d7cd98

Update FileSystems and Files javadoc for platform class loader

! src/java.base/share/classes/java/nio/file/FileSystems.java
! src/java.base/share/classes/java/nio/file/Files.java