[Rev 01] RFR: 8240694: [macos 10.15] JavaFX Media hangs on some video files on Catalina

[Alexander Matveev]

On Wed, 8 Apr 2020 22:52:27 GMT, Kevin Rushforth <kcr at openjdk.org> wrote:

>> Alexander Matveev has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   8240694: Improved comments per reviewers request
>
> Can you add a root cause / evaluation either in JBS or to this PR?
> 
> I also noted a few places where it might be helpful to add a comment in the code, so anyone looking at it later will
> know why you are querying the timestamp later from the event thread.
> I'll finish my testing in parallel with your addressing those comments and adding the evaluation.

I updated comments in code and added a root cause / evaluation to JBS.

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PR: https://git.openjdk.java.net/jfx/pull/163