RFR: 8181084: JavaFX show big icons in system menu on macOS with Retina display [v8]

[Jose Pereda]

On Tue, 26 Jul 2022 09:15:36 GMT, Paul <duke at openjdk.org> wrote:

>> I hit on JDK-8181084 while making some changes to Scene Builder, so I decided to investigate.
>> 
>> Please note: I have not done any Objective-C or MacOS development before. So I would really like some feedback from someone else who knows this stuff better.
>> 
>> Anyway, after some googling, I discovered that MacOS uses points values for measurements and not pixels, so the actual fix for this issue was this block in `GlassMenu.m`:-
>> 
>> 
>>             if ((sx > 1) && (sy > 1) && (width > 1) && (height > 1)) {
>>                 NSSize imgSize = {width / sx, height / sy};
>>                 [image setSize: imgSize];
>>             }
>> 
>> 
>> The rest of the changes were needed in order to get the `scaleX` and `scaleY` values down from `PixelUtils.java` into `GlassMenu.m`.
>> 
>> Before this fix:-
>> 
>> <img width="239" alt="Screenshot 2022-02-26 at 22 16 30" src="https://user-images.githubusercontent.com/437990/155880981-92163087-696b-4442-b047-845c276deb27.png">
>> 
>> After this fix:-
>> 
>> <img width="218" alt="Screenshot 2022-02-26 at 22 18 17" src="https://user-images.githubusercontent.com/437990/155880985-6bff0a06-9aee-4db2-b696-64730b0a6feb.png">
>
> Paul has updated the pull request incrementally with one additional commit since the last revision:
> 
>   A few more minor code cleanups

Looks good

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Marked as reviewed by jpereda (Committer).

PR: https://git.openjdk.org/jfx/pull/743