RFR: 8233280: Remove GCLockerInvokesConcurrent

[Kim Barrett]

> On Nov 14, 2019, at 5:17 AM, Thomas Schatzl <thomas.schatzl at oracle.com> wrote:
> 
> Hi,
> 
> On 14.11.19 05:36, Kim Barrett wrote:
>> Please review this change to obsolete the GCLockerInvokesConcurrent
>> product option, as a step toward removal.  Normally removal of a
>> product option involves a 3-step process of deprecate, obsolete, and
>> remove.  In this case, for reasons discussed in the CR and the
>> associated CSR, we propose to skip the deprecation step and go
>> straight to obsolete.
>> CR:
>> https://bugs.openjdk.java.net/browse/JDK-8233280
>> Webrev:
>> https://cr.openjdk.java.net/~kbarrett/8233280/open.00/
>> Testing:
>> Local (linux-x64) build and hotspot:tier1.
>> Searched the entire source tree (including Oracle's closed part) for
>> references, finding none except the new entry in the special_jvm_flags
>> table.
>> Verified this option is not mentioned in the GC Tuning Guide.
> 
>  looks good.
> 
> Thomas

Thanks.