RFR: 8289431: (zipfs) Avoid redundant HashMap.get in ZipFileSystemProvider.removeFileSystem [v2]

[Attila Szegedi]

On Wed, 29 Jun 2022 08:20:31 GMT, Andrey Turbanov <aturbanov at openjdk.org> wrote:

>> There is overload method HashMap.remove(key,value) which also checks value equality.
>> It's shorter and faster than pair get+remove.
>
> Andrey Turbanov has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8289431: (zipfs) Avoid redundant HashMap.get in ZipFileSystemProvider.removeFileSystem
>   update copyright year

Marked as reviewed by attila (Reviewer).

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PR: https://git.openjdk.org/jdk/pull/9314