Bug 153943 [Viewers] Rename new API, e.g. RowPart -> ViewerRow
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/TableViewer.java
* (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.viewers.StructuredViewer#doFindInputItem(java.lang.Object)
	 */
	protected Widget doFindInputItem(Object element) {
		if (equals(element, getRoot())) {
			return getTable();
		}
		return null;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.viewers.StructuredViewer#doFindItem(java.lang.Object)
	 */
	protected Widget doFindItem(Object element) {
		TableItem[] children = table.getItems();
		for (int i = 0; i < children.length; i++) {
			TableItem item = children[i];
			Object data = item.getData();
			if (data != null && equals(data, element)) {
				return item;
			}
		}
		return null;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.viewers.StructuredViewer#doUpdateItem(org.eclipse.swt.widgets.Widget,