fFoldingConfigurationBlock.performDefaults();
	protected void performDefaults() {				fOverlayStore.loadDefaults();		initializeFields();		handleSyntaxColorListSelection();		handleAppearanceColorListSelection();		handleAnnotationListSelection();		handleContentAssistColorListSelection();		fJavaEditorHoverConfigurationBlock.performDefaults();		fOccurrencesConfigurationBlock.performDefaults();		fQuickDiffBlock.performDefaults();		super.performDefaults();		fPreviewViewer.invalidateTextPresentation();	}