Bug 158662 Image constructor is incomplete
The Image constructor Image(IImageContent) does not copy the imageMap member of IIMageContent. This can lead to bugs whereever the IImage interface is used to retrieve the Chart Image Map.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/api/impl/Image.java
{
	protected static Logger logger = Logger.getLogger( Image.class.getName( ) );
	/**
	 * image ID
	 */
	protected String id = null;
	/**
	 * postfix of image
	 */
	protected String extension = null;