Bug 239523 [TabbedProperties] Three JavaDoc warnings
I noticed there are three JavaDoc warnings in the org.eclipse.ui.views.properties.tabbed, there should be zero warnings and errors.
bundles/org.eclipse.ui.views.properties.tabbed/src/org/eclipse/ui/internal/views/properties/tabbed/view/TabbedPropertyList.java
/**
		 * Constructor for TopNavigationElement.
		 * 
		 * @param parent
		 *            the parent Composite.
		 */
		public TopNavigationElement(Composite parent) {
			super(parent, SWT.NO_FOCUS);
			addPaintListener(new PaintListener() {
				public void paintControl(PaintEvent e) {
					paint(e);
				}
			});
			addMouseListener(new MouseAdapter() {
				public void mouseUp(MouseEvent e) {
					if (isUpScrollRequired()) {
						bottomVisibleIndex--;
						if (topVisibleIndex != 0) {
							topVisibleIndex--;
						}
						layoutTabs();
						topNavigationElement.redraw();
						bottomNavigationElement.redraw();
					}
				}
			});
		}
		/**
		 * Paint the element.
		 *