hg: valhalla/valhalla: Add support for the ValueTypes attribute

[frederic.parain at oracle.com]

Changeset: 951b87a3f2c2
Author:    fparain
Date:      2018-05-23 16:10 -0400
URL:       http://hg.openjdk.java.net/valhalla/valhalla/rev/951b87a3f2c2

Add support for the ValueTypes attribute

! src/hotspot/share/classfile/classFileParser.cpp
! src/hotspot/share/classfile/classFileParser.hpp
! src/hotspot/share/classfile/vmSymbols.hpp
! src/hotspot/share/oops/instanceKlass.cpp
! src/hotspot/share/oops/instanceKlass.hpp
! test/hotspot/jtreg/runtime/valhalla/valuetypes/Empty.java