For const-correct DOM tree traversal.
Created attachment 209908 [details] patch
Comment on attachment 209908 [details] patch View in context: https://bugs.webkit.org/attachment.cgi?id=209908&action=review > Source/WebCore/dom/Node.cpp:2396 > + if (!isContainerNode()) > + return 0; Why is this even in Node to begin with?
https://trac.webkit.org/r154769