Fix for unload listener breaking bfcache / making Pagespeed Lighthouse warnings#991
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jonhassall wants to merge 3 commits intometafizzy:masterfrom
Open
Fix for unload listener breaking bfcache / making Pagespeed Lighthouse warnings#991jonhassall wants to merge 3 commits intometafizzy:masterfrom
jonhassall wants to merge 3 commits intometafizzy:masterfrom
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…cache and Pagespeed Lighthouse problems
…ce inteference with bfcache and Pagespeed Lighthouse problems"
… to reduce inteference with bfcache and Pagespeed Lighthouse problems"" This reverts commit 801c02b.
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Unload listeners can cause problems with Chrome's back/forward cache, and show as warnings in Lighthouse and cause performance issues.
This pull request uses the pagehide event which avoids these issues.