private void updateChangedValuesMap(FontValue currentValue, FontValue newValue) {
		String id = newValue.getId();
		FontValue originalValue = changedValuesMap.getFont(id);

		// if new value is original value, it is no longer changed, remove it from changed map
		if (newValue.equals(originalValue)) {
			changedValuesMap.removeFont(id);
		}
		else if (originalValue == null) {
			// first time changed, so current value is original value
			changedValuesMap.addFont(currentValue);
		}
	}
Sets the map of Java default UI values. These are the UI values defined by the current Java
Look and Feel.
@param map the default theme values defined by the {@link LookAndFeel}
Ghidra/Framework/Gui/src/main/java/generic/theme/ApplicationThemeManager.java