Bug 296695 [Markers] Problems view does not update on selection change
I20091201-1600 Problems view does not update any more on selection change. I have a 'Warnings on Selection' filter, but I always see the same warnings, even after I opened an editor or selected something in the Package Explorer.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/views/markers/MarkerContentGenerator.java
|| memento.getChildren(TAG_COLUMN_VISIBILITY).length == 0) {
			MarkerField[] initialFields = getInitialVisible();
			visibleFields = new MarkerField[initialFields.length];
			System.arraycopy(initialFields, 0, visibleFields, 0,
					initialFields.length);
			return;
		}
		IMemento[] visible = memento.getChildren(TAG_COLUMN_VISIBILITY);
		Collection newVisible = new ArrayList();
		MarkerField[] all = getAllFields();
		Hashtable allTable = new Hashtable();
		for (int i = 0; i < all.length; i++) {
			allTable.put(all[i].getConfigurationElement().getAttribute(
					MarkerSupportInternalUtilities.ATTRIBUTE_ID), all[i]);
		}
		for (int i = 0; i < visible.length; i++) {
			String key = visible[i].getID();
			if (allTable.containsKey(key)) {
				newVisible.add(allTable.get(key));
			}
		}
		visibleFields = new MarkerField[newVisible.size()];
		newVisible.toArray(visibleFields);
	}
	/**
	 * Return a collection of all of the configuration fields for this generator
	 * 
	 * @return Collection of {@link FilterConfigurationArea}
	 */
	Collection createFilterConfigurationFields() {