@Override
			public void componentResized(ComponentEvent e) {
				baseTextImage = null;
				Window w = WindowUtilities.windowForComponent(component);
				w.repaint();
			}
Hides any message being displayed.  This can be called even if the message has been hidden.
Ghidra/Framework/Docking/src/main/java/docking/util/GGlassPaneMessage.java