hg: jdk9/sandbox/hotspot: 2 new changesets

[naoto.sato at oracle.com]

Changeset: 5047443580b9
Author:    naoto
Date:      2014-12-16 14:31 -0800
URL:       http://hg.openjdk.java.net/jdk9/sandbox/hotspot/rev/5047443580b9

Merge


Changeset: 31cd1090eb85
Author:    naoto
Date:      2015-05-27 14:05 -0700
URL:       http://hg.openjdk.java.net/jdk9/sandbox/hotspot/rev/31cd1090eb85

Initial changes for JEP-226