RFR: 8306021: Add event handler management to EventTarget

Sat Apr 15 04:55:40 UTC 2023

On Wed, 12 Apr 2023 18:19:11 GMT, Michael Strauß <mstrauss at openjdk.org> wrote:

> This PR adds the following methods to the `EventTarget` interface:
> 1. `addEventHandler`
> 2. `removeEventHandler`
> 3. `addEventFilter`
> 4. `removeEventFilter`

If we proceed with this, we will need a CSR that documents the incompatibilities that are mentioned in the thread on openjfx-dev.

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PR Comment: https://git.openjdk.org/jfx/pull/1090#issuecomment-1509405226