Bug 184762 BIRT Model - Enhancments to the level defintion
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ElementFactory.java
return element.handle( module );
	}
	/**
	 * Creates a new extended item.
	 * 
	 * @param name
	 *            the optional extended item name. Can be <code>null</code>.
	 * @param extensionName
	 *            the required extension name
	 * @return a handle to extended item, return <code>null</code> if the
	 *         definition with the given extension name is not found
	 */
	public ExtendedItemHandle newExtendedItem( String name, String extensionName )
	{
		try
		{
			return newExtendedItem( name, extensionName, null );
		}
		catch ( ExtendsException e )
		{
			assert false;
			return null;
		}
	}
	/**
	 * Creates a new extended item which extends from a given parent.
	 * 
	 * @param name
	 *            the optional extended item name. Can be <code>null</code>.
	 * @param extensionName