Bug 339347 [Markers] Can't toggle item limits in Problems view any more without losing limit
I20110308-2000 I can't toggle item limits in Problems view any more without losing limits. After I've disabled the limits, the next time I enable limits, the value is "1". The stored value should not be changed.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/views/markers/ExtendedMarkersView.java
}
	/**
	 * @return true if the UI isUpdating
	 * 
	 */
	boolean isUIUpdating() {
		return uiUpdateJob!=null?uiUpdateJob.isUpdating():false;
	}
	/**
	 * Return the next secondary id that has not been opened for a primary id of
	 * a part.
	 * 
	 * @return part
	 */
	static String newSecondaryID(IViewPart part) {
		while (part.getSite().getPage().findViewReference(
				part.getSite().getId(), String.valueOf(instanceCount)) != null) {
			instanceCount++;
		}
		return String.valueOf(instanceCount);
	}
	/**
	 * Open the supplied marker in an editor in page
	 * 
	 * @param marker
	 * @param page
	 */
	public static void openMarkerInEditor(IMarker marker, IWorkbenchPage page) {