hg: build-infra/jdk9/hotspot: 2 new changesets

[erik.joelsson at oracle.com]

Changeset: 756883fc4d78
Author:    erikj
Date:      2016-03-09 18:09 +0100
URL:       http://hg.openjdk.java.net/build-infra/jdk9/hotspot/rev/756883fc4d78

Fixed macosx slowdebug opt level

! makefiles/lib/JvmOverrideFiles.gmk

Changeset: 52b8e005fd7e
Author:    erikj
Date:      2016-03-09 22:22 +0100
URL:       http://hg.openjdk.java.net/build-infra/jdk9/hotspot/rev/52b8e005fd7e

Made it possible to set JVM_OPTIMIZATION empty

! makefiles/lib/CompileJvm.gmk