private ImageIcon getDefaultIcon() {
		ImageIcon defaultIcon = ResourceManager.getDefaultIcon();
		if (this == defaultIcon) {
			// this can happen under just the right conditions when loading the default 
			// icon's bytes fails (probably due to disk or network issues)
			throw new IllegalStateException("Unexpected failure loading the default icon!");
		}
		return defaultIcon; // some sort of initialization has failed
	}
Get the base icon image to be transformed in ImageIcon
@return the base icon image to be transformed in ImageIcon
Ghidra/Framework/Gui/src/main/java/resources/icons/ImageIconWrapper.java