RFR: 8256675: Zero: purge biased locking support [v2]

[Aleksey Shipilev]

On Thu, 19 Nov 2020 19:55:34 GMT, Patricio Chilano Mateo <pchilanomate at openjdk.org> wrote:

>> Aleksey Shipilev has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Remove more has_bias_pattern checks
>
> Hi Aleksey,
> 
> Changes look good to me. 
> There are 3 places left when unlocking the monitor where there is a has_bias_pattern() check. Maybe change them into an assert? (seems Github doesn't allow to add comments on collapsed lines).
> 
> Thanks,
> Patricio

That another commit that removes all `has_bias_pattern()`-s looks fine to you, @pchilano?

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PR: https://git.openjdk.java.net/jdk/pull/1322