Bug 24250 Type Hierarchy doesn't show all inherited members on focus change
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/typehierarchy/TypeHierarchyViewPart.java
fAllViewers= null;
				
		fViewActions= new ToggleViewAction[] {
			new ToggleViewAction(this, VIEW_ID_TYPE),
			new ToggleViewAction(this, VIEW_ID_SUPER),
			new ToggleViewAction(this, VIEW_ID_SUB)
		};
		
		fDialogSettings= JavaPlugin.getDefault().getDialogSettings();
		
		fHistoryDropDownAction= new HistoryDropDownAction(this);
		fHistoryDropDownAction.setEnabled(false);
		
		fToggleOrientationActions= new ToggleOrientationAction[] {
			new ToggleOrientationAction(this, VIEW_ORIENTATION_VERTICAL),
			new ToggleOrientationAction(this, VIEW_ORIENTATION_HORIZONTAL),
			new ToggleOrientationAction(this, VIEW_ORIENTATION_SINGLE)
		};
			
		fEnableMemberFilterAction= new EnableMemberFilterAction(this, false);
		
		fFocusOnTypeAction= new FocusOnTypeAction(this);
		
		fPaneLabelProvider= new JavaUILabelProvider();
		
		fAddStubAction= new AddMethodStubAction();
		fFocusOnSelectionAction= new FocusOnSelectionAction(this);	
	
		fPartListener= new IPartListener() {
			public void partActivated(IWorkbenchPart part) {