Implement Node.ownerScope

sky/engine/core/dom/Node.cpp

 /*
  * 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, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 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
@@ skipping 879 matching lines @@
 }
 
 // FIXME: End of obviously misplaced HTML editing functions.  Try to move these out of Node.
 
 Document* Node::ownerDocument() const
 {
     Document* doc = &document();
     return doc == this ? 0 : doc;
 }
 
+ContainerNode* Node::ownerScope() const
+{
+    if (inDocument())
+        return &treeScope().rootNode();
+    if (ShadowRoot* root = containingShadowRoot())
+        return root;
+    return 0;
+}
+
 static void appendTextContent(const Node* node, bool convertBRsToNewlines, StringBuilder& content)
 {
     if (node->nodeType() == Node::TEXT_NODE) {
         content.append(toCharacterData(node)->data());
         return;
     }
 
     for (Node* child = toContainerNode(node)->firstChild(); child; child = child->nextSibling()) {
         appendTextContent(child, convertBRsToNewlines, content);
     }
@@ skipping 823 matching lines @@
         node->showTreeForThis();
 }
 
 void showNodePath(const blink::Node* node)
 {
     if (node)
         node->showNodePathForThis();
 }
 
 #endif