public GThemeValueMap getDarkValues() {
		if (darkValues == null) {
			darkValues = themeManager.getApplicationDarkDefaults();
		}
		return darkValues;
	}
Shares values for the three theme value tables so they all don't have their own copies
Ghidra/Framework/Docking/src/main/java/docking/theme/gui/GThemeValuesCache.java