hg: jdk9/dev/jdk: 8150736: Excessive disk space used by build system

[erik.joelsson at oracle.com]

Changeset: f82971b324f6
Author:    erikj
Date:      2016-10-05 10:49 +0200
URL:       http://hg.openjdk.java.net/jdk9/dev/jdk/rev/f82971b324f6

8150736: Excessive disk space used by build system
Reviewed-by: ihse

! make/CompileDemos.gmk
- make/Import.gmk