Make ifdefs consistent in WebKit/Source/core/

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
@@ skipping 645 matching lines @@
   // This is a dual of insertedInto(), and is similar to the
   // DOMNodeRemovedFromDocument DOM event, but does not require the overhead of
   // event dispatching, and is called _after_ the node is removed from the tree.
   //
   virtual void removedFrom(ContainerNode* insertionPoint);
 
   // FIXME(dominicc): This method is not debug-only--it is used by
   // Tracing--rename it to something indicative.
   String debugName() const;
 
-#ifndef NDEBUG
+#if DCHECK_IS_ON()
   String toString() const;
   String toTreeStringForThis() const;
   String toFlatTreeStringForThis() const;
   void printNodePathTo(std::ostream&) const;
   String toMarkedTreeString(const Node* markedNode1,
                             const char* markedLabel1,
                             const Node* markedNode2 = nullptr,
                             const char* markedLabel2 = nullptr) const;
   String toMarkedFlatTreeString(const Node* markedNode1,
                                 const char* markedLabel1,
@@ skipping 334 matching lines @@
 
 #define DECLARE_NODE_FACTORY(T) static T* create(Document&)
 #define DEFINE_NODE_FACTORY(T) \
   T* T::create(Document& document) { return new T(document); }
 
 CORE_EXPORT std::ostream& operator<<(std::ostream&, const Node&);
 CORE_EXPORT std::ostream& operator<<(std::ostream&, const Node*);
 
 }  // namespace blink
 
-#ifndef NDEBUG
+#if DCHECK_IS_ON()
 // 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