hg: jdk9/hs-rt/jdk: 8067366: Allow java.{endorsed, ext}.dirs property be set to empty string

[mandy.chung at oracle.com]

Changeset: 7b19210a8b08
Author:    mchung
Date:      2014-12-17 12:29 -0800
URL:       http://hg.openjdk.java.net/jdk9/hs-rt/jdk/rev/7b19210a8b08

8067366: Allow java.{endorsed,ext}.dirs property be set to empty string
Reviewed-by: alanb, hseigel

! test/java/lang/ClassLoader/EndorsedDirs.java
! test/java/lang/ClassLoader/ExtDirs.java