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 (elementOrPath instanceof TreePath) {
			TreePath path = (TreePath) elementOrPath;
			IBaseLabelProvider provider = getLabelProvider();
			if (provider instanceof ITreePathLabelProvider) {
				ITreePathLabelProvider pprov = (ITreePathLabelProvider) provider;
				buildLabel(updateLabel, path, pprov);
				return;
			}
			element = path.getLastSegment();
		} else {
			element = elementOrPath;
		}
		super.buildLabel(updateLabel, element);
	}
	/**
	 * Starts editing the given element.
	 * 
	 * @param element
	 *            the element
	 * @param column
	 *            the column number
	 * @since 3.1
	 */
	public void editElement(Object element, int column) {
		treeViewerImpl.editElement(element, column);
	}
	/**
	 * Returns the cell editors of this tree viewer.
	 * 
	 * @return the list of cell editors