hg: jdk8u/jdk8u-dev/hotspot: 2 new changesets

[lana.steuck at oracle.com]

Changeset: f25953cb4e18
Author:    katleman
Date:      2014-12-10 14:35 -0800
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/f25953cb4e18

Added tag jdk8u40-b18 for changeset 31d3306aad29

! .hgtags

Changeset: 57490e455c30
Author:    lana
Date:      2014-12-11 13:39 -0800
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/57490e455c30

Merge