RFR: 8273704: DrawStringWithInfiniteXform.java failed : drawString with InfiniteXform transform takes long time

[Phil Race]

On Fri, 22 Oct 2021 19:25:28 GMT, Phil Race <prr at openjdk.org> wrote:

> This test has only failed once - for reasons that are not clear.
> I wanted to just increase the timeout but the test was written such that it always waited as long
> as the timeout since it had an un-canceled scheduled task.
> 
> So I've also made the test cancel the task once it is complete and made the variables volatile
> so that they should be read properly by the other thread.

The test is just being minimally updated for stability.
If you want to re-write it under a follow up PR - you may do so, but I'm just stabilising what is there

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PR: https://git.openjdk.java.net/jdk/pull/6087