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
MarkerField[] getAllFields() {
		return generatorDescriptor.getAllFields();
	}
	/**
	 * Get the fields that this content generator is displaying.
	 * 
	 * @return {@link MarkerField}[]
	 */
	MarkerField[] getVisibleFields() {
		return visibleFields;
	}
	/**
	 * Set the visible fields.
	 * 
	 * @param visible
	 */
	void setVisibleFields(Collection visible) {
		MarkerField[] newFields = new MarkerField[visible.size()];
		visible.toArray(newFields);
		visibleFields = newFields;
	}
	/**
	 * Return the fields not being shown currently.
	 * 
	 * @return Object[]
	 */
	Object[] getHiddenFields() {
		MarkerField[] all = getAllFields();
		MarkerField[] visible = getVisibleFields();
		Collection hidden = new HashSet();