Bug 263090 [legacy] Load the model with commands and handlers
The legacy fragment should be able to load the commands model with commands and the handlers model with handlers. PW
bundles/org.eclipse.e4.ui.workbench.renderers.swt/src/org/eclipse/e4/workbench/ui/renderers/swt/SWTPartFactory.java
RowLayout rl = (RowLayout) composite.getLayout();
			orientation = rl.type;
		}
		ToolBar swtToolBar = new ToolBar(composite, SWT.FLAT | orientation);
		swtToolBar.setData(PartFactory.OWNING_ME, toolbar);
		for (MToolBarItem toolBarItem : toolbar.getItems()) {
			createToolBarItem(part, swtToolBar, toolBarItem);
		}
		return swtToolBar;
	}
	private MHandler getHandler(Display display, MHandledItem item) {
		MHandler h = null;
		MCommand command = item.getCommand();
		if (command == null) {
			return h;
		}
		
		Control control = display.getFocusControl();
		Object partObj = null;
		while (control != null && !(partObj instanceof MPart<?>)) {
			partObj = control.getData(OWNING_ME);
			control = control.getParent();
		}
		if (partObj == null) {
			return null;
		}
		
		MPart<?> part = (MPart<?>) partObj;
		IEclipseContext partContext = getContext(part);
		if (partContext != null) {