hg: jdk8/build: 8003274: build-infra: Makefile changes needed for sjavac

[tim.bell at oracle.com]

Changeset: f2ac4d0edaae
Author:    tbell
Date:      2012-11-13 15:54 -0800
URL:       http://hg.openjdk.java.net/jdk8/build/rev/f2ac4d0edaae

8003274: build-infra: Makefile changes needed for sjavac
Summary: changes left in build-infra that are related to sjavac
Reviewed-by: ohair, tbell
Contributed-by: erik.joelsson at oracle.com, fredrik.ohrstrom at oracle.com

! common/autoconf/spec.gmk.in
! common/makefiles/JavaCompilation.gmk
! common/makefiles/MakeHelpers.gmk