RFR: Fix Shenandoah build issues

[Aleksey Shipilev]

On 05/17/2018 03:08 AM, Zhengyu Gu wrote:
> A few similar build issues as Shenandoah jdk8u, mainly on Windows.
> 
> Shenandoah JDK: http://cr.openjdk.java.net/~zgu/shenandoah/sh-jdk-build/webrev.00/
> 
> Shenandoah JDK10: http://cr.openjdk.java.net/~zgu/shenandoah/sh-jdk10-build/webrev.00/
> 
> Shenandoah JDK9: http://cr.openjdk.java.net/~zgu/shenandoah/sh-jdk9-build/webrev.00/

OK, thanks!

-Aleksey