Bug 138824 [CommonNavigator] Remove obsolete API
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/internal/navigator/NavigatorSaveablesService.java
addedSaveables.removeAll(oldSaveables);
		if (addedSaveables.size() > 0) {
			Display.getDefault().asyncExec(new Runnable() {
				public void run() {
					outsideListener.handleLifecycleEvent(new SaveablesLifecycleEvent(
							saveablesSource, SaveablesLifecycleEvent.POST_OPEN,
							(Saveable[]) addedSaveables
							.toArray(new Saveable[addedSaveables.size()]),
							false));
				}
			});
		}
		
		
		
		if (removedSaveables.size() > 0) {
			Display.getDefault().asyncExec(new Runnable() {
				public void run() {
					outsideListener
							.handleLifecycleEvent(new SaveablesLifecycleEvent(
									saveablesSource,
									SaveablesLifecycleEvent.PRE_CLOSE,
									(Saveable[]) removedSaveables
											.toArray(new Saveable[removedSaveables
													.size()]), true));
					outsideListener
							.handleLifecycleEvent(new SaveablesLifecycleEvent(
									saveablesSource,
									SaveablesLifecycleEvent.POST_CLOSE,
									(Saveable[]) removedSaveables