Implement closed shadow adjustment for Element.offsetParent

third_party/WebKit/Source/core/dom/Node.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004-2011, 2014 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 185 matching lines @@
     Element* parentElement() const;
     ContainerNode* parentElementOrShadowRoot() const;
     ContainerNode* parentElementOrDocumentFragment() const;
     Node* previousSibling() const { return m_previous; }
     Node* nextSibling() const { return m_next; }
     NodeList* childNodes();
     Node* firstChild() const;
     Node* lastChild() const;
     Node& treeRoot() const;
     Node& shadowIncludingRoot() const;
+    bool isUnclosedNodeOf(const Node&) const;
 
     void prepend(const HeapVector<NodeOrString>&, ExceptionState&);
     void append(const HeapVector<NodeOrString>&, ExceptionState&);
     void before(const HeapVector<NodeOrString>&, ExceptionState&);
     void after(const HeapVector<NodeOrString>&, ExceptionState&);
     void replaceWith(const HeapVector<NodeOrString>&, ExceptionState&);
     void remove(ExceptionState& = ASSERT_NO_EXCEPTION);
 
     Node* pseudoAwareNextSibling() const;
     Node* pseudoAwarePreviousSibling() const;
@@ skipping 704 matching lines @@
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showNode(const blink::Node*);
 void showTree(const blink::Node*);
 void showNodePath(const blink::Node*);
 #endif
 
 #endif // Node_h