def METHOD_NAME():
	""" Used as a callback from L{BrailleViewerFrame}, lets us know that the GUI initiated a destruction.
	"""
	# In case this destruction wasn't initiated by L{destroyBrailleViewer}, do any necessary clean up.
	# the destruction may have been triggered by alt+F4 on the window,
	# or selecting close from the taskbar jumplist.
	destroyBrailleViewer()
	# Ensure that the GUI knows about it
	postBrailleViewerToolToggledAction.notify(created=False)