hg: build-infra/jdk9/hotspot: Fix corresponding change for shared mapfile as was being done in old hotspot build in last merge.

[magnus.ihse.bursie at oracle.com]

Changeset: ad78e9c3ba9e
Author:    ihse
Date:      2015-10-22 17:38 +0200
URL:       http://hg.openjdk.java.net/build-infra/jdk9/hotspot/rev/ad78e9c3ba9e

Fix corresponding change for shared mapfile as was being done in old hotspot build in last merge.

! makefiles/CompileJvm.gmk