hg: jdk9/sandbox: Add LEGACYVER_ prefix to old make variables

[magnus.ihse.bursie at oracle.com]

Changeset: 66a2a890a6f4
Author:    ihse
Date:      2015-02-23 14:35 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/rev/66a2a890a6f4

Add LEGACYVER_ prefix to old make variables

! common/autoconf/flags.m4
! common/autoconf/generated-configure.sh
! common/autoconf/jdk-version.m4
! common/autoconf/spec.gmk.in
! common/autoconf/version-numbers
! common/nb_native/nbproject/configurations.xml
! make/Javadoc.gmk
! make/MacBundles.gmk
! make/common/NativeCompilation.gmk