[jfx17u] RFR: 8331765: Websocket callbacks are not executed after WebKit 617.1 update

Tue Sep 10 12:46:51 UTC 2024

Hi all,

Please review a clean backport of [6a586b66](https://github.com/openjdk/jfx/commit/6a586b662592be3eb81670f0c5ce48061c2fc07c) from the [openjdk/jfx](https://git.openjdk.org/jfx) repository.

The commit being backported was authored by @theaoqi on 27 Jun 2024 and was reviewed by @kevinrushforth and @HimaBinduMeda. This is part of the prerequisites for backporting WebKit 619.1 to OpenJFX 17.

Thanks!

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Commit messages:
 - Backport 6a586b662592be3eb81670f0c5ce48061c2fc07c

Changes: https://git.openjdk.org/jfx17u/pull/200/files
  Webrev: https://webrevs.openjdk.org/?repo=jfx17u&pr=200&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8331765
  Stats: 526 lines in 16 files changed: 474 ins; 31 del; 21 mod
  Patch: https://git.openjdk.org/jfx17u/pull/200.diff
  Fetch: git fetch https://git.openjdk.org/jfx17u.git pull/200/head:pull/200

PR: https://git.openjdk.org/jfx17u/pull/200