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
for (int i = 0; i < all.length; i++) {
			hidden.add(all[i]);
		}
		for (int i = 0; i < visible.length; i++) {
			hidden.remove(visible[i]);
		}
		return hidden.toArray();
	}
	void initialise(IMemento memento) {
		initialiseVisibleFields(memento);
	}
	void saveSate(IMemento memento, MarkerField[] displayedFields) {
		for (int i = 0; i < displayedFields.length; i++) {
			memento.createChild(TAG_COLUMN_VISIBILITY, displayedFields[i]
					.getConfigurationElement().getAttribute(
							MarkerSupportInternalUtilities.ATTRIBUTE_ID));
		}
	}
	void restoreState(IMemento memento) {
		initialiseVisibleFields(memento);
	}
	/**
	 * Initialize the visible fields based on the initial settings or the
	 * contents of the {@link IMemento}
	 * 
	 * @param memento
	 *            IMemento
	 */
	private void initialiseVisibleFields(IMemento memento) {
		if (memento == null