hg: jdk9/sandbox: 8144312: Remove limitations on the default number of jobs in the build

[chris.hegarty at oracle.com]

Changeset: c68e1abd0df9
Author:    erikj
Date:      2015-12-02 10:49 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/rev/c68e1abd0df9

8144312: Remove limitations on the default number of jobs in the build
Reviewed-by: tbell

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