hg: jdk9/hs/hotspot: 8171809: Remove unused CDS code from JDK 9

[ioi.lam at oracle.com]

Changeset: 330f4178b190
Author:    iklam
Date:      2016-12-15 19:26 -0800
URL:       http://hg.openjdk.java.net/jdk9/hs/hotspot/rev/330f4178b190

8171809: Remove unused CDS code from JDK 9
Reviewed-by: jiangli, ccheung, mseledtsov

! src/share/vm/classfile/classLoaderData.cpp
! src/share/vm/classfile/classLoaderData.hpp
! src/share/vm/classfile/systemDictionaryShared.hpp
! src/share/vm/memory/metaspaceShared.cpp