Bug 5820 Close all editors brings up hierarchy of object
Build: 1107 1. Open a Java editor in the Java perspective 2. Select the project 3. Hit Ctrl-Shift-F4 The hierarchy for Object appears after ~30 seconds. This is very confusing.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/typehierarchy/TypeHierarchyViewPart.java
private EnableMemberFilterAction fEnableMemberFilterAction;
	private AddMethodStubAction fAddStubAction;
	private FocusOnTypeAction fFocusOnTypeAction;
	private FocusOnSelectionAction fFocusOnSelectionAction;
	
	private IPartListener fPartListener;
	
	public TypeHierarchyViewPart() {
		fSelectedType= null;
		fInputElement= null;
		
		fHierarchyLifeCycle= new TypeHierarchyLifeCycle();
		fTypeHierarchyLifeCycleListener= new ITypeHierarchyLifeCycleListener() {
			public void typeHierarchyChanged(TypeHierarchyLifeCycle typeHierarchy, IType[] changedTypes) {
				doTypeHierarchyChanged(typeHierarchy, changedTypes);
			}
		};
		fHierarchyLifeCycle.addChangedListener(fTypeHierarchyLifeCycleListener);
		
		fHierarchyProblemListener= null;
		
		fIsEnableMemberFilter= false;
		
		fInputHistory= new ArrayList();
		fAllViewers= null;
				
		fViewActions= new ToggleViewAction[] {
			new ToggleViewAction(this, VIEW_ID_TYPE),
			new ToggleViewAction(this, VIEW_ID_SUPER),
			new ToggleViewAction(this, VIEW_ID_SUB)