hg: jdk9/sandbox: 8079344: Allow custom or platform specific java source to automatically override shared source

[chris.hegarty at oracle.com]

Changeset: 86c2383bb8e6
Author:    erikj
Date:      2015-05-06 11:15 +0200
URL:       http://hg.openjdk.java.net/jdk9/sandbox/rev/86c2383bb8e6

8079344: Allow custom or platform specific java source to automatically override shared source
Reviewed-by: ihse

! make/CompileJavaModules.gmk
! make/common/JavaCompilation.gmk
! make/common/MakeBase.gmk
! make/common/Modules.gmk
! test/make/TestJavaCompilation.gmk
! test/make/TestMakeBase.gmk