Bug 51092 [reconciling] JavaMultiPassReconciler removes annotations
I20040130 + plug-in export Open a CU which has errors and warnings. Observe: the annotations in overview and annotation ruler are quickly visible and then get removed. This is caused by JavaMultiPassReconciler.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/text/JavaSourceViewerConfiguration.java
/** 
	 * Preference key used to look up display tab width.
	 * 
	 * @since 2.0
	 */
	public final static String PREFERENCE_TAB_WIDTH= PreferenceConstants.EDITOR_TAB_WIDTH;
	/** 
	 * Preference key for inserting spaces rather than tabs.
	 * 
	 * @since 2.0
	 */