fFoldingConfigurationBlock.performOk();
	public boolean performOk() {		fJavaEditorHoverConfigurationBlock.performOk();		fOccurrencesConfigurationBlock.performOk();		fQuickDiffBlock.performOk();		fOverlayStore.setValue(PreferenceConstants.EDITOR_BROWSER_LIKE_LINKS_KEY_MODIFIER_MASK, computeStateMask(fBrowserLikeLinksKeyModifierText.getText()));		fOverlayStore.propagate();		JavaPlugin.getDefault().savePluginPreferences();		return true;	}