Bug 294493 XMI definition of part icon is ignored
The icon URI definition for parts seem to be ignored as the part tabs don't have any icons.
bundles/org.eclipse.e4.ui.workbench.renderers.swt/src/org/eclipse/e4/workbench/ui/renderers/swt/SWTPartRenderer.java
if (model != null)
					model.setWidget(null);
			}
		});
		
		
		if (widget instanceof Control && me instanceof MUIItem) {
			((Control) widget).getAccessible().addAccessibleListener(
					new AccessibleAdapter() {
						public void getName(AccessibleEvent e) {
							e.result = ((MUIItem) me).getName();
						}
					});
		}
	}
	protected Image getImage(MUIItem element) {
		if (element instanceof MItem) {
			IEclipseContext localContext = context;
			String iconURI = ((MItem) element).getIconURI();
			if (iconURI != null && !iconURI.equals("null")) { 
				ISWTResourceUtiltities resUtils = (ISWTResourceUtiltities) localContext
						.get(IResourceUtiltities.class.getName());
				ImageDescriptor desc = resUtils.imageDescriptorFromURI(URI
						.createURI(iconURI));
				if (desc != null)
					return desc.createImage();
			}
		}
		return null;
	}