hg: jdk9/sandbox/jdk: 8074072: Race condition in build since JDK-8072842 can cause failed builds on Solaris

[chris.hegarty at oracle.com]

Changeset: 3b216624c0c1
Author:    erikj
Date:      2015-03-02 14:18 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/jdk/rev/3b216624c0c1

8074072: Race condition in build since JDK-8072842 can cause failed builds on Solaris
Reviewed-by: ihse

! make/Tools.gmk