hg: build-infra/jdk8: * Introduce OPENJDK_TARGET_CPU_OSARCH in configure, for setting the os.arch system property

[magnus.ihse.bursie at oracle.com]

Changeset: 604ae8836505
Author:    ihse
Date:      2012-08-30 15:24 +0200
URL:       http://hg.openjdk.java.net/build-infra/jdk8/rev/604ae8836505

* Introduce OPENJDK_TARGET_CPU_OSARCH in configure, for setting the os.arch system property
* Start cleaning up build-performance.m4

! common/autoconf/build-performance.m4
! common/autoconf/generated-configure.sh
! common/autoconf/platform.m4
! common/autoconf/spec.gmk.in