Implement Node.isConnected

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 439 matching lines @@
         }
         ASSERT_NOT_REACHED();
         return false;
     }
 
     virtual LayoutRect boundingBox() const;
     IntRect pixelSnappedBoundingBox() const { return pixelSnappedIntRect(boundingBox()); }
 
     unsigned nodeIndex() const;
 
+    bool isConnected() const;
+
     // Returns the DOM ownerDocument attribute. This method never returns null, except in the case
     // of a Document node.
     Document* ownerDocument() const;
 
     // Returns the document associated with this node. A Document node returns itself.
     Document& document() const
     {
         return treeScope().document();
     }
 
@@ skipping 454 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