Bug 157174 [Viewers] Refactor new Viewer API
We are yet not completely happy with the API and refactor it.
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/ViewerLabelProvider.java
return null;
	}
	/**
	 * Get the {@link Font} used to display the tool tip
	 * 
	 * @param object
	 *            the element for which the tool tip is shown
	 * @return {@link Font} or <code>null</code> if the default font is to be
	 *         used.
	 */
	public Font getToolTipFont(Object object) {
		return null;
	}
	/**
	 * Return the amount of pixels in x and y direction you want the tool tip to
	 * pop up from the mouse pointer. The default shift is 10px right and 0px
	 * below your mouse cursor. Be aware of the fact that you should at least
	 * position the tool tip 1px right to your mouse cursor else click events
	 * may not get propagated properly.
	 * 
	 * @param object
	 *            the element for which the tool tip is shown
	 * @return {@link Point} shift of the tool tip or <code>null</code> if the
	 *         default shift should be used.
	 */
	public Point getToolTipShift(Object object) {
		return null;
	}
	/**
	 * Return whether or not to use the native tool tip. If native tool tips are