RFR: Bulk backports sh/jdk11 -> sh/jdk8u

[Aleksey Shipilev]

On 3/19/19 3:18 PM, Roman Kennke wrote:
> After some more testing, we decided to cut out the C2 barrier reshapings. This requires more work,
> and we don't want to hold back the other stuff.
> 
> Changes summary:
> http://cr.openjdk.java.net/~rkennke/backports-sh-jdk8-2019-03-15/changes.txt
> 
> Full webrev:
> http://cr.openjdk.java.net/~rkennke/backports-sh-jdk8-2019-03-15/webrev.02/
> 
> Mercurial patch queue:
> http://cr.openjdk.java.net/~rkennke/backports-sh-jdk8-2019-03-15/jdk8u-backports.tar.gz

Looks good, let's do it.

-Aleksey