Remove all occurrences of dragexit event and ondragexit h…#8113

Merged

sideshowbarker merged 1 commit intomdn:mainfrom hamishwillee:ff92_remove_dragexit

Aug 20, 2021

+8-47

Commits on Aug 20, 2021

Remove all mentions of the deprecated dragexit event and ondragexit handler
hamishwillee
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