Bug 133776 Oda DesignerState support on OdaDataSource
OdaDataSet supported Oda DesignerState. This feature is also need in OdaDataSource. Please add OdaDesignerState property to OdaDataSource element in ROM. Make the related changes.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/OdaDataSetHandle.java
* Returns the extension name defined by the extended item.
	 * 
	 * @return the extension name as a string
	 * @deprecated use <code>getExtensionID()</code>
	 */
	public String getExtensionName( )
	{
		return null;
	}
	/**
	 * Returns ID of the extension which extends this ODA data set.
	 * 
	 * @return the extension ID
	 */
	public String getExtensionID( )
	{
		return getStringProperty( OdaDataSet.EXTENSION_ID_PROP );
	}
	/**
	 * Returns the iterator for the private driver property list. The item over
	 * the iterator is the instance of <code>ExtendedPropertyHandle</code>.
	 * 
	 * @return the iterator over private driver property list defined on this
	 *         data set.
	 * 
	 * @see org.eclipse.birt.report.model.api.elements.structures.ExtendedProperty
	 */
	public Iterator privateDriverPropertiesIterator( )
	{
		PropertyHandle propertyHandle = getPropertyHandle( OdaDataSet.PRIVATE_DRIVER_PROPERTIES_PROP );