Make ifdefs consistent in WebKit/Source/core/

third_party/WebKit/Source/core/layout/line/InlineBox.h

 /*
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2009, 2010, 2011 Apple Inc.
  *               All rights reserved.
  *
  * 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
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 105 matching lines @@
   virtual bool nodeAtPoint(HitTestResult&,
                            const HitTestLocation& locationInContainer,
                            const LayoutPoint& accumulatedOffset,
                            LayoutUnit lineTop,
                            LayoutUnit lineBottom);
 
   // InlineBoxes are allocated out of the rendering partition.
   void* operator new(size_t);
   void operator delete(void*);
 
-#ifndef NDEBUG
+#if DCHECK_IS_ON()
   void showTreeForThis() const;
   void showLineTreeForThis() const;
 
   virtual void showBox(int = 0) const;
   virtual void showLineTreeAndMark(const InlineBox* = nullptr,
                                    const char* = nullptr,
                                    const InlineBox* = nullptr,
                                    const char* = nullptr,
                                    const LayoutObject* = nullptr,
                                    int = 0) const;
@@ skipping 439 matching lines @@
 
 }  // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showTree(const blink::InlineBox*);
 void showLineTree(const blink::InlineBox*);
 #endif
 
 #endif  // InlineBox_h