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/browsing/JavaBrowsingPart.java
fViewer= null;
		}
		if (fActionGroups != null)
			fActionGroups.dispose();
		if (fWorkingSetFilterActionGroup != null) {
			fWorkingSetFilterActionGroup.dispose();
		}
		super.dispose();
	}
	/**
	 * Adds the KeyListener
	 */
	protected void addKeyListener() {
		fViewer.getControl().addKeyListener(new KeyAdapter() {
			public void keyReleased(KeyEvent event) {
				handleKeyReleased(event);
			}
		});
	}
	protected void handleKeyReleased(KeyEvent event) {
		if (event.stateMask != 0)
			return;
		int key= event.keyCode;
		if (key == SWT.F5) {
			IAction action= fBuildActionGroup.getRefreshAction();
			if (action.isEnabled())
				action.run();
		}
	}