SuccessChanges

Summary

  1. HandMorph cleanups required: remove three ivars (details)
Commit 97e7bd2845e12d2f92e435002e2aefe100376966 by github
HandMorph cleanups required: remove three ivars
remove unreferenced keyboardListeners eventSource lastSystemEvent
fixes #2564
The file was modifiedsrc/Morphic-Core/HandMorph.class.st (diff)