RFR: 8290040: Provide simplified deterministic way to manage listeners [v6]

[Andy Goryachev]

On Tue, 18 Oct 2022 18:06:49 GMT, Nir Lisker <nlisker at openjdk.org> wrote:

> `getProperties()` isn't the place for this.

can you explain why?

-------------

PR: https://git.openjdk.org/jfx/pull/830