/src/main/java/org/htmlunit/html/HtmlDomTreeWalker.java
final DomNode newNode = getPreviousNode( root) ;
final DomNode newNode = getPreviousNode ( currentNode_ ) ;
if (newNode != null) { currentNode_ = newNode; } return newNode; } public DomNode previousNode() { <extra_id_0> if (newNode != null) { currentNode_ = newNode; } return newNode; } private DomNode getPreviousNode(final DomNode n) {