hg: build-infra/jdk8/jdk: 2 new changesets

[tim.bell at oracle.com]

Changeset: ec01fa12e266
Author:    tbell
Date:      2012-12-31 10:15 -0800
URL:       http://hg.openjdk.java.net/build-infra/jdk8/jdk/rev/ec01fa12e266

Backed out changeset cf34c0055572

! make/common/Defs-windows.gmk

Changeset: c4643e8b565f
Author:    tbell
Date:      2012-12-31 10:17 -0800
URL:       http://hg.openjdk.java.net/build-infra/jdk8/jdk/rev/c4643e8b565f

merge