src/vs/workbench/services/themes/common/colorThemeData.ts/ColorThemeData/setCustomizations
class ColorThemeData:	public setCustomizations(settings: ThemeConfiguration) {
		this.setCustomColors(settings.colorCustomizations);
		this.setCustomTokenColors(settings.tokenColorCustomizations);
		this.setCustomSemanticTokenColors(settings.semanticTokenColorCustomizations);
	}