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/MarkerContentGenerator.java
if (area != null)
				result.add(area);
		}
		return result;
	}
	/**
	 * Get the category name from the receiver.
	 */
	String getCategoryName() {
		return generatorDescriptor.getCategoryName();
	}
	/**
	 * Return all of the filters for the receiver.
	 * 
	 * @return Collection of MarkerFieldFilterGroup
	 */
	Collection getAllFilters() {
		if (filters == null || filters == FILTERS_CHANGED) {
			filters = getDeclaredFilters();
			
			loadFiltersPreference();
		}
		return filters;
	}
	/**
	 * Return the currently enabled filters.
	 * 
	 * @return Collection of MarkerFieldFilterGroup
	 */
	Collection getEnabledFilters() {