RFR: 8240264: iOS: Unnecessary logging on every pulse when GL context changes

[Kevin Rushforth]

On Mon, 13 Apr 2020 18:56:36 GMT, Johan Vos <jvos at openjdk.org> wrote:

>> The root cause for this issue is not the unnecessary logging, but the fact that the Quantum Renderer keeps running when
>> the app is not in the foreground (causing a long list of debug lines). I'll create a separate issue for that.
>
> It would be nice to show this debug info when javafx.pulseLogger is true, and hide it when that property is false. It
> shows interesting information about the rendering phase, so when that info is requested (by enabling pulseLogger), it
> is useful.

@jperedadnr I think this is pending an answer to @johanvos comment. Also, he should review it, so I set the number of
reviewers to 2.

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PR: https://git.openjdk.java.net/jfx/pull/165