RFR: 8088420: JavaFX WebView memory leak via EventListener [v5]

[Jay Bhaskar]

On Wed, 25 May 2022 12:45:59 GMT, Ambarish Rapte <arapte at openjdk.org> wrote:

>> Jay Bhaskar has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Review comments applied
>
> modules/javafx.web/src/main/native/Source/WebCore/bindings/java/EventListenerManager.cpp line 34:
> 
>> 32: EventListenerManager& EventListenerManager::get_instance()
>> 33: {
>> 34:     static NeverDestroyed<EventListenerManager> sharedManager;
> 
> This does behave well as a singleton class. But I think the instance should be class member variable or a pointer.

Most of the singleton class implementation is as above in Webkit.

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PR: https://git.openjdk.java.net/jfx/pull/799