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.
tests/org.eclipse.e4.ui.tests/src/org/eclipse/e4/ui/tests/application/UIStartupTest.java
}
	public void testGet_Selection2() throws Exception {
		IEclipseContext context = getActiveChildContext(application);
		assertNull(context.get(IServiceConstants.SELECTION));
	}
	public void testGet_ActiveChild2() throws Exception {
		IEclipseContext context = getActiveChildContext(application);
		assertNotNull(context.get(IContextConstants.ACTIVE_CHILD));
	}
	public void testGet_ActivePart2() throws Exception {
		IEclipseContext context = getActiveChildContext(application);
		assertNotNull(context.get(IServiceConstants.ACTIVE_PART));
	}
	public void testGet_Input2() throws Exception {
		IEclipseContext context = getActiveChildContext(application);
		assertNull(context.get(IServiceConstants.INPUT));
	}
	public void testGet_ActiveShell2() throws Exception {
		IEclipseContext context = getActiveChildContext(application);
		assertNull(context.get(IServiceConstants.ACTIVE_SHELL));
	}
	public void testGet_PersistedState2() throws Exception {
		IEclipseContext context = getActiveChildContext(application);
		assertNull(context.get(IServiceConstants.PERSISTED_STATE));
	}
	public void testGetFirstPart_GetContext() {
		
		
		Realm.runWithDefault(SWTObservables.getRealm(display), new Runnable() {
			public void run() {