RFR: Upstream merge jdk/jdk -> shenandoah/jdk 2018-07-27

[Aleksey Shipilev]

On 07/27/2018 12:31 AM, Roman Kennke wrote:
> Am 27.07.2018 um 00:31 schrieb Roman Kennke:
>> This merges in tags jdk-12+3 and jdk-12+4, and adds corresponding
>> shenandoah-jdk-12+3 and shenandoah-jdk-12+4 tags. The same 'precise'
>> merging+tagging procedure as last time was used.
>>
>> Only minor/trival merge conflicts arose and no significant (to
>> Shenandoah) new features arrived.
>>
>> List of stuff merged in:
>> http://cr.openjdk.java.net/~rkennke/jdk-upstream-merge-2018-07-27/outgoint.txt
>>
> 
> Oh and it did not regress testing (locally at least)

OK, let's do it!

-Aleksey