Bug 71283 Type Hierarchy View should show active working set in content description [type hierarchy]
Eclipse 3.0 The type hierarchy should show the active working set in the content description. Instead of WorkbenchPart#setTitle(), it should use setContentDescription() to display the focus type and active working set.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/typehierarchy/TypeHierarchyViewPart.java
Control methodViewerPart= createMethodViewerControl(fMethodViewerViewForm);
		fMethodViewerViewForm.setContent(methodViewerPart);
		
		fMethodViewerPaneLabel= new CLabel(fMethodViewerViewForm, SWT.NONE);
		fMethodViewerViewForm.setTopLeft(fMethodViewerPaneLabel);
				
		ToolBar methodViewerToolBar= new ToolBar(fMethodViewerViewForm, SWT.FLAT | SWT.WRAP);
		fMethodViewerViewForm.setTopCenter(methodViewerToolBar);
		initDragAndDrop();
		
		MenuManager menu= new MenuManager();
		menu.add(fFocusOnTypeAction);
		fNoHierarchyShownLabel.setMenu(menu.createContextMenu(fNoHierarchyShownLabel));
		
		fPagebook.showPage(fNoHierarchyShownLabel);
		try {
			fOrientation= fDialogSettings.getInt(DIALOGSTORE_VIEWORIENTATION);
			if (fOrientation < 0 || fOrientation > 3) {
				fOrientation= VIEW_ORIENTATION_VERTICAL;
			}
		} catch (NumberFormatException e) {
			fOrientation= VIEW_ORIENTATION_AUTOMATIC;
		}
		
		fCurrentOrientation= -1;
		
		setOrientation(fOrientation);
		
		if (fMemento != null) { 
			restoreLinkingEnabled(fMemento);