@Override
		public void actionPerformed(ActionEvent e) {
			// no-op; we just check to see if this timer is running as a marker for when to
			// throttle events
		}
Overridden to update the tooltip text to display a small history of
status messages.

@return The new tooltip text.
@see javax.swing.JComponent#getToolTipText()
Ghidra/Framework/Docking/src/main/java/docking/StatusBar.java