Bug 149922 Image builder - URI and file source type are treated as same
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/parser/ImageState.java
{
	/**
	 * The image item being created.
	 */
	protected ImageItem image;
	/**
	 * Constructs the image item state with the design parser handler, the
	 * container element and the container slot of the image item.
	 *