hg: jdk/jdk: 8221763: Build fails when using --with-jvm-features=-g1gc, -jfr, -shenandoahgc

[kim.barrett at oracle.com]

Changeset: 72e44c1e7dc6
Author:    aoqi
Date:      2019-04-02 00:23 +0800
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/72e44c1e7dc6

8221763: Build fails when using --with-jvm-features=-g1gc,-jfr,-shenandoahgc
Summary: Add missing #include of softRefPolicy.hpp
Reviewed-by: kbarrett

! src/hotspot/share/memory/metaspaceShared.cpp