hg: shenandoah/jdk9/hotspot: Add missing files for [backport] Dynamic worker refactoring

[ashipile at redhat.com]

Changeset: 61282f92ee2f
Author:    shade
Date:      2017-09-22 10:41 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/61282f92ee2f

Add missing files for [backport] Dynamic worker refactoring

+ src/share/vm/gc/shenandoah/shenandoahWorkerPolicy.cpp
+ src/share/vm/gc/shenandoah/shenandoahWorkerPolicy.hpp