[Editing][DOM][CodeHealth] Move Node::*editable* functions to core/editing

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 836 matching lines @@
     return node.isDocumentNode() || node.isShadowRoot();
 }
 
 // See the comment at the declaration of ScriptWrappable::fromNode in
 // bindings/core/v8/ScriptWrappable.h about why this method is defined here.
 inline ScriptWrappable* ScriptWrappable::fromNode(Node* node)
 {
     return node;
 }
 
-// TODO(yoichio): Move to core/editing
-CORE_EXPORT bool isRootEditableElement(const Node&);
-CORE_EXPORT Element* rootEditableElement(const Node&);
-CORE_EXPORT Element* rootEditableElement(const Node&, EditableType);
-CORE_EXPORT bool hasEditableStyle(const Node&, EditableType = ContentIsEditable);
-CORE_EXPORT bool layoutObjectIsRichlyEditable(const Node&, EditableType = ContentIsEditable);
-CORE_EXPORT bool isContentEditable(const Node&);
-CORE_EXPORT bool isContentRichlyEditable(const Node&);
-
 // Allow equality comparisons of Nodes by reference or pointer, interchangeably.
 DEFINE_COMPARISON_OPERATORS_WITH_REFERENCES_REFCOUNTED(Node)
 
 
 #define DEFINE_NODE_TYPE_CASTS(thisType, predicate) \
     template<typename T> inline thisType* to##thisType(const RefPtr<T>& node) { return to##thisType(node.get()); } \
     DEFINE_TYPE_CASTS(thisType, Node, node, node->predicate, node.predicate)
 
 // This requires isClassName(const Node&).
 #define DEFINE_NODE_TYPE_CASTS_WITH_FUNCTION(thisType) \
@@ skipping 14 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