RFC: Pick up 11.0.4+8 to sh/jdk11

[Zhengyu Gu]

Looks good.

-Zhengyu

On 6/20/19 7:47 AM, Aleksey Shipilev wrote:
> Picking up 11.0.4+8 to sh/jdk11.
> 
> Has only a few changesets:
>    http://cr.openjdk.java.net/~shade/shenandoah/merges/jdk11-11.0.4%2b8/changesets.txt
> 
> Testing: hotspot_gc_shenandoah {fastdebug, release}
>