RFR: 8301712: [linux] Crash on exit from WebKit 615.1

[Hima Bindu Meda]

On Wed, 8 Feb 2023 13:51:29 GMT, Jay Bhaskar <jbhaskar at openjdk.org> wrote:

> Issue: [linux] Crash on exit from WebKit 615.1 Crash dump observed on Window exit
> Root cause: Accessing local storage data of a thread having client data like font cache during VM shutdown
> Solution: Add a shutdown hook to ThreadTimers class, so that no timer class doesn't fire any function during the shutdown.

Fix looks good to me. Tested on Mac and windows.No crash is observed with the fix.

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PR: https://git.openjdk.org/jfx/pull/1027