/src/main/java/org/htmlunit/html/HtmlDomTreeWalker.java
final DomNode newNode = getFirstUncleNode( currentNode_.getPreviousSibling( ) , true) ;
final DomNode newNode = getEquivalentLogical ( currentNode_.getPreviousSibling ( ) , true ) ;
return newNode; } public DomNode previousSibling() { if (currentNode_ == root_) { return null; } <extra_id_0> if (newNode != null) { currentNode_ = newNode; } return newNode; } public DomNode lastChild() {