Bug 119827 Window working set has strange name in type hierarchy view
Build id: I20051206-1200 Don't know if this is JDT/UI or Platform/UI but when the window working set is selected a strange name is presented in the title bar of the view (see attached screen shot)
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/packageview/PackageExplorerPart.java
/*
	 * @see org.eclipse.ui.views.navigator.IResourceNavigator#setLinkingEnabled(boolean)
	 * @since 2.1
	 */
	public void setLinkingEnabled(boolean enabled) {
		fLinkingEnabled= enabled;
		PreferenceConstants.getPreferenceStore().setValue(PreferenceConstants.LINK_PACKAGES_TO_EDITOR, enabled);
		if (enabled) {
			IEditorPart editor = getSite().getPage().getActiveEditor();
			if (editor != null) {
				editorActivated(editor);
			}
		}
	}
	/**
	 * Returns the name for the given element.
	 * Used as the name for the current frame. 
	 */
	String getFrameName(Object element) {
		if (element instanceof IJavaElement) {
			return ((IJavaElement) element).getElementName();
		} else if (element instanceof WorkingSetModel) {
			return ""; 
		} else {
			return fLabelProvider.getText(element);
		}
	}
	
	void projectStateChanged(Object root) {
		Control ctrl= fViewer.getControl();