RFR: 8296347: Memory leak from ClassPathDirEntry::_dir

[Calvin Cheung]

On Fri, 4 Nov 2022 01:34:42 GMT, Man Cao <manc at openjdk.org> wrote:

> Hi all,
> 
> Could anyone review this fix for this memory leak in ClassPathDirEntry's constructor.
> 
> I'm sponsoring colleague Justin King <jcking at google.com> for this contribution, who found this leak with LeakSanitizer.
> 
> -Man

Looks good.
It passed tiers 1 and 2 testing.

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Marked as reviewed by ccheung (Reviewer).

PR: https://git.openjdk.org/jdk/pull/10974