Bug 315281 update copyrights for 3.6
bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/viewers/ObservableValueEditingSupport.java
* Default implementation always returns <code>null</code> as this will be
	 * handled by the Binding.
	 * 
	 * @see org.eclipse.jface.viewers.EditingSupport#getValue(java.lang.Object)
	 */
	protected Object getValue(Object element) {
		
		return null;
	}
	/**
	 * Default implementation does nothing as this will be handled by the
	 * Binding.
	 * 
	 * @see org.eclipse.jface.viewers.EditingSupport#setValue(java.lang.Object,
	 *      java.lang.Object)
	 */
	protected void setValue(Object element, Object value) {
		
	}
	/**
	 * Creates a {@link Binding} between the editor and the element to be
	 * edited. Invokes {@link #doCreateCellEditorObservable(CellEditor)},
	 * {@link #doCreateElementObservable(Object, ViewerCell)}, and then
	 * {@link #createBinding(IObservableValue, IObservableValue)}.
	 */
	final protected void initializeCellEditorValue(CellEditor cellEditor,
			ViewerCell cell) {
		IObservableValue target = doCreateCellEditorObservable(cellEditor);
		Assert.isNotNull(target,
				"doCreateCellEditorObservable(...) did not return an observable");