Bug 316195 Improve "Show view" dialog
bundles/org.eclipse.e4.ui.workbench.swt/src/org/eclipse/e4/ui/internal/workbench/swt/CSSStylingSupport.java
public static void initializeStyling(Display display, String cssURI,
			String resourceURI, IEclipseContext appContext) {
		Bundle bundle = Activator.getDefault().getBundle();
		BundleContext context = bundle.getBundleContext();
		ServiceReference ref = context.getServiceReference(IThemeManager.class
				.getName());
		IThemeManager mgr = (IThemeManager) context.getService(ref);
		final IThemeEngine engine = mgr.getEngineForDisplay(display);