Replace ENABLE(ASSERT) with DCHECK_IS_ON().

third_party/WebKit/Source/core/layout/FloatingObjects.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc.
  *               All rights reserved.
  * Copyright (C) Research In Motion Limited 2010. 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
@@ skipping 509 matching lines @@
                                 &floatingObject);
 }
 
 void FloatingObjects::addPlacedObject(FloatingObject& floatingObject) {
   ASSERT(!floatingObject.isInPlacedTree());
 
   floatingObject.setIsPlaced(true);
   if (m_placedFloatsTree.isInitialized())
     m_placedFloatsTree.add(intervalForFloatingObject(floatingObject));
 
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
   floatingObject.setIsInPlacedTree(true);
 #endif
   markLowestFloatLogicalBottomCacheAsDirty();
 }
 
 void FloatingObjects::removePlacedObject(FloatingObject& floatingObject) {
   ASSERT(floatingObject.isPlaced() && floatingObject.isInPlacedTree());
 
   if (m_placedFloatsTree.isInitialized()) {
     bool removed =
         m_placedFloatsTree.remove(intervalForFloatingObject(floatingObject));
     DCHECK(removed);
   }
 
   floatingObject.setIsPlaced(false);
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
   floatingObject.setIsInPlacedTree(false);
 #endif
   markLowestFloatLogicalBottomCacheAsDirty();
 }
 
 FloatingObject* FloatingObjects::add(
     std::unique_ptr<FloatingObject> floatingObject) {
   FloatingObject* newObject = floatingObject.release();
   increaseObjectsCount(newObject->getType());
   m_set.add(WTF::wrapUnique(newObject));
@@ skipping 191 matching lines @@
     const FloatingObject* floatingObject) {
   return String::format("%p (%gx%g %gx%g)", floatingObject,
                         floatingObject->frameRect().x().toFloat(),
                         floatingObject->frameRect().y().toFloat(),
                         floatingObject->frameRect().maxX().toFloat(),
                         floatingObject->frameRect().maxY().toFloat());
 }
 #endif
 
 }  // namespace blink