Bug 266769 [CommonNavigator] Reorg test identifiers
tests/org.eclipse.ui.tests.navigator/src/org/eclipse/ui/tests/navigator/NavigatorTestBase.java
import java.util.HashSet;
import java.util.Set;
import junit.framework.TestCase;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IWorkspaceRoot;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.swt.widgets.TreeItem;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.internal.navigator.NavigatorFilterService;
import org.eclipse.ui.navigator.CommonNavigator;
import org.eclipse.ui.navigator.CommonViewer;
import org.eclipse.ui.navigator.INavigatorContentService;
import org.eclipse.ui.navigator.NavigatorActionService;
import org.eclipse.ui.tests.harness.util.EditorTestHelper;
import org.eclipse.ui.tests.navigator.extension.TestDataSorter;
import org.eclipse.ui.tests.navigator.extension.TestLabelProvider;
import org.eclipse.ui.tests.navigator.extension.TestResourceContentProvider;
import org.eclipse.ui.tests.navigator.util.TestWorkspace;
public class NavigatorTestBase extends TestCase {
	public static final String COMMON_NAVIGATOR_RESOURCE_EXT = "org.eclipse.ui.navigator.resourceContent"; 
	public static final String COMMON_NAVIGATOR_JAVA_EXT = "org.eclipse.jdt.java.ui.javaContent"; 
	public static final String COMMON_NAVIGATOR_TEST_EXT = "org.eclipse.ui.tests.navigator.testContent"; 
	public static final String TEST_CONTENT = "org.eclipse.ui.tests.navigator.testContent";
	public static final String TEST_CONTENT1 = "org.eclipse.ui.tests.navigator.testOverriddenContent1";
	public static final String TEST_CONTENT2 = "org.eclipse.ui.tests.navigator.testOverriddenContent2";
	public static final String TEST_OVERRIDE1 = "org.eclipse.ui.tests.navigator.testOverride1";
	public static final String TEST_OVERRIDE2 = "org.eclipse.ui.tests.navigator.testOverride2";