RFR: some code clean.

[Steafan Chou]

On Tue, 24 May 2022 02:42:18 GMT, Steafan Chou <duke at openjdk.java.net> wrote:

> Hi friends,I am studying the JOL source,i cleaned some code,thanks.

@shipilev Hi friends,i submitted a PR,please review and merge,thanks.

It's been a week, can anyone handle this, thanks

Hi,my OCA was processed,what do the PR next?thanks.

![image](https://user-images.githubusercontent.com/23360739/172318454-70320150-7a25-46b3-a04b-aa2c2d803070.png)


> > But I have received an email from you 6 days ago, the email has clearly stated that my OCA has been processed, but why does the robot still have such a label?
> 
> Well, I did not send you any emails; @robilad probably did, and that is the question for him why the new OCA status is not yet recorded for bots.

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PR: https://git.openjdk.org/jol/pull/26