hg: jdk9/sandbox: 8076577: Do not allow ccache prior to 3.2 on macosx

[chris.hegarty at oracle.com]

Changeset: f3b2cb07e635
Author:    ihse
Date:      2016-12-02 15:57 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/rev/f3b2cb07e635

8076577: Do not allow ccache prior to 3.2 on macosx
Reviewed-by: erikj

! common/autoconf/build-performance.m4
! common/autoconf/generated-configure.sh