Bug 299340 [CommonNavigator] Enable new CNF tests
Enable the contributed CNF tests, make minor test improvements.
tests/org.eclipse.ui.tests.navigator/src/org/eclipse/ui/tests/navigator/LabelProviderTest.java
TrackingLabelProvider.resetQueries();
		
		DisplayHelper.sleep(200);
		refreshViewer();
		
		
		
		DisplayHelper.sleep(200);
		final String EXPECTED = "EDBFGCA";
		if (false)
			System.out.println("Map: "
					+ TrackingLabelProvider.styledTextQueries);
		String queries = (String) TrackingLabelProvider.styledTextQueries
				.get(_project);
		
		
		
		assertTrue("Wrong query order for text", queries.startsWith(EXPECTED));
	}
	
	public void testSimpleResLast() throws Exception {
		_contentService.bindExtensions(new String[] { TEST_CONTENT_OVERRIDDEN2,
				TEST_CONTENT_OVERRIDE2 }, false);
		_contentService.getActivationService()
				.activateExtensions(
						new String[] { TEST_CONTENT_OVERRIDDEN2,
								TEST_CONTENT_OVERRIDE2 }, true);
		refreshViewer();
		TreeItem[] rootItems = _viewer.getTree().getItems();
		checkItemsAll(rootItems, TestLabelProviderCyan.instance);