Bug 126061 [Viewers] Need to document that virtual tables and trees ignore sorters and filters
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/TreeViewer.java
if (treeItem.isDisposed()) {
							unmapElement(element, treeItem);
							return;
						}
						text = updateLabel.getText();
						image = updateLabel.getImage();
					}
				} else {
					text = tprov.getColumnText(element, column);
					image = tprov.getColumnImage(element, column);
				}
				
				if (text == null) {
					text = ""; 
				}
				treeItem.setText(column, text);
				if (treeItem.getImage(column) != image) {
					treeItem.setImage(column, image);
				}
			}
			getColorAndFontCollector().applyFontsAndColors(treeItem);
		}
	}
	
	/**
	 * Override to handle tree paths.
	 * @see org.eclipse.jface.viewers.StructuredViewer#buildLabel(org.eclipse.jface.viewers.ViewerLabel, java.lang.Object)
	 */
	protected void buildLabel(ViewerLabel updateLabel, Object elementOrPath) {
		Object element;