RFR: 8255348: NPE in PKIXCertPathValidator event logging code [v2]

[Sean Mullan]

On Fri, 22 Jan 2021 13:15:17 GMT, Sean Coffey <coffeys at openjdk.org> wrote:

>> Correction of NPE and updating of test cases. Minor refactoring of test library also.
>
> Sean Coffey has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Sean Mullan review update

Marked as reviewed by mullan (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/2150