RFR: 8253768: Deleting unused pipe_class definitions in adl-file (x86_64.ad).

[Patric Hedlin]

On Tue, 29 Sep 2020 11:08:30 GMT, Nils Eliasson <neliasso at openjdk.org> wrote:

>> This is just removing some dead/unused code. More importantly, this is a test of the new "issue create" support in
>> Skara.
>
> Looks good.

Thanks for reviewing Nils.

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PR: https://git.openjdk.java.net/jdk/pull/74