third_party/WebKit/Source/core/dom/Node.cpp - Issue 1642503002: Implement Node.treeRoot

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Unified Diff: third_party/WebKit/Source/core/dom/Node.cpp

Issue 1642503002: Implement Node.treeRoot (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Change return type and clean up the layout test Created 4 years, 11 months ago

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Index: third_party/WebKit/Source/core/dom/Node.cpp

diff --git a/third_party/WebKit/Source/core/dom/Node.cpp b/third_party/WebKit/Source/core/dom/Node.cpp

index ef638aba3918401364295269158db10e2b3a95d0..89d93e27a4d7a683966ad0258792e67e9d3c0e92 100644

--- a/third_party/WebKit/Source/core/dom/Node.cpp

+++ b/third_party/WebKit/Source/core/dom/Node.cpp

@@ -450,6 +450,16 @@ Node* Node::pseudoAwareLastChild() const

return lastChild();

}

+Node& Node::treeRoot() const

+ if (isInTreeScope())

+ return treeScope().rootNode();

+ const Node* node = this;

+ while (node->parentNode())

+ node = node->parentNode();

+ return const_cast<Node&>(*node);

PassRefPtrWillBeRawPtr<Node> Node::insertBefore(PassRefPtrWillBeRawPtr<Node> newChild, Node* refChild, ExceptionState& exceptionState)

{

if (isContainerNode())