RFR: 8253874: [JVMCI] added test omitted in 8252881

[Doug Simon]

On Wed, 7 Oct 2020 06:58:19 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> The commit for JDK-8252881 omitted a test that was added in labsjdk-11:
>> 
>> https://github.com/graalvm/labs-openjdk-11/commit/2b71602e3238c8305bea42488a0eaa4b845c5907
>> 
>> This PR adds the missing test.
>
> Looks fine. I see the oracle-labs11 changeset [moved an import statement as
> well.](https://github.com/graalvm/labs-openjdk-11/commit/2b71602e3238c8305bea42488a0eaa4b845c5907#diff-5e1d799366d05dea6fa15a09efdbe016R64)
> Do you want to do the same for consistency?

Thanks for the recommendation @shipilev but these files are already sufficiently different in 11 and 16 that I don't
think it's worth worrying about this moved import.

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PR: https://git.openjdk.java.net/jdk/pull/519