Unload event listeners are deprecated and will be removed #576
Description
Version: 2.10.5
Bug Description
That deprecation notice has started appearing and it's only a matter of time before unload events won't work
https://developer.chrome.com/docs/web-platform/deprecating-unload
Steps To Reproduce
Load page with Tracy and view browser dev console Issues
Possible Solution
Swap for one of the alternatives noted in the link above