Bug 46393 [RCP] Lost nature icon on project
N20031111 start fresh workspace, create a Java project ==> missing nature icon "J"
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/registry/ProjectImageRegistryReader.java
private static final String TAG_IMAGE="image";
	private static final String ATT_ID="id";
	private static final String ATT_NATURE_ID="natureId";
	private static final String ATT_ICON="icon";
	private ProjectImageRegistry registry;
	
/**
 * Reads the contents of the given element
 */
protected boolean readElement(IConfigurationElement element) {
	if (!element.getName().equals(TAG_IMAGE)) 
		return false;
	String id = element.getAttribute(ATT_ID);
	if (id == null) {
		logMissingAttribute(element, ATT_ID);
		return true;