Bug 299210 [CommonNavigator] Test improvements
tests/org.eclipse.ui.tests.navigator/src/org/eclipse/ui/tests/navigator/LabelProviderTest.java
TEST_CONTENT_TRACKING_LABEL + ".E",
				TEST_CONTENT_TRACKING_LABEL + ".F",
				TEST_CONTENT_TRACKING_LABEL + ".G" };
		_contentService.bindExtensions(EXTENSIONS, true);
		_contentService.getActivationService().activateExtensions(EXTENSIONS,
				true);
		refreshViewer();
		_viewer.getTree().getItems();
		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,