hg: jdk/jdk: 2 new changesets

[mandy.chung at oracle.com]

Changeset: ea6706103cef
Author:    mchung
Date:      2018-01-25 13:39 -0800
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/ea6706103cef

8196127: Dead code in VersionProps.java.template
Reviewed-by: lancea, psandoz

! src/java.base/share/classes/java/lang/VersionProps.java.template

Changeset: a47ee8b3d308
Author:    mchung
Date:      2018-01-25 13:40 -0800
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/a47ee8b3d308

8191170: Clarify if java.class.path can be undefined
Reviewed-by: alanb, psandoz

! src/java.base/share/classes/java/lang/ClassLoader.java
! src/java.base/share/classes/java/lang/System.java