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/typehierarchy/TypeHierarchyViewPart.java
* Can be of type <code>IType</code> or <code>IPackageFragment</code>
	 * @return the input element
	 */	
	public IJavaElement getInputElement() {
		return fInputElement;
	}			
		
	/**
	 * Sets the input to a new element.
	 * @param element the input element
	 */	
	public void setInputElement(IJavaElement element) {
		IMember memberToSelect= null;
		if (element != null) {
			if (element instanceof IMember) {
				if (element.getElementType() != IJavaElement.TYPE) {
					memberToSelect= (IMember) element;
					element= memberToSelect.getDeclaringType();
					
				}
				if (!element.exists()) {
					MessageDialog.openError(getSite().getShell(), TypeHierarchyMessages.TypeHierarchyViewPart_error_title, TypeHierarchyMessages.TypeHierarchyViewPart_error_message); 
					return;
				}
			} else {
				int kind= element.getElementType();
				if (kind != IJavaElement.JAVA_PROJECT && kind != IJavaElement.PACKAGE_FRAGMENT_ROOT && kind != IJavaElement.PACKAGE_FRAGMENT) {
					element= null;
					JavaPlugin.logErrorMessage("Invalid type hierarchy input type.");
				}