Replace ENABLE(ASSERT) with DCHECK_IS_ON().

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

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 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.
  *
@@ skipping 174 matching lines @@
 bool LayoutView::isChildAllowed(LayoutObject* child,
                                 const ComputedStyle&) const {
   return child->isBox();
 }
 
 void LayoutView::layoutContent() {
   ASSERT(needsLayout());
 
   LayoutBlockFlow::layout();
 
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
   checkLayoutState();
 #endif
 }
 
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
 void LayoutView::checkLayoutState() {
   ASSERT(!m_layoutState->next());
 }
 #endif
 
 void LayoutView::setShouldDoFullPaintInvalidationOnResizeIfNeeded(
     bool widthChanged,
     bool heightChanged) {
   // When background-attachment is 'fixed', we treat the viewport (instead of
   // the 'root' i.e. html or body) as the background positioning area, and we
@@ skipping 76 matching lines @@
     // The document element paints the viewport background, so we need to
     // invalidate it when layout overflow changes.
     // FIXME: Improve viewport background styling/invalidation/painting.
     // crbug.com/475115
     if (Element* documentElement = document().documentElement()) {
       if (LayoutObject* rootObject = documentElement->layoutObject())
         rootObject->setShouldDoFullPaintInvalidation();
     }
   }
 
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
   checkLayoutState();
 #endif
   clearNeedsLayout();
 }
 
 LayoutRect LayoutView::visualOverflowRect() const {
   // In root layer scrolling mode, the LayoutView performs overflow clipping
   // like a regular scrollable div.
   if (RuntimeEnabledFeatures::rootLayerScrollingEnabled())
     return LayoutBlockFlow::visualOverflowRect();
@@ skipping 741 matching lines @@
 bool LayoutView::paintedOutputOfObjectHasNoEffectRegardlessOfSize() const {
   // Frame scroll corner is painted using LayoutView as the display item client.
   if (!RuntimeEnabledFeatures::rootLayerScrollingEnabled() &&
       (frameView()->horizontalScrollbar() || frameView()->verticalScrollbar()))
     return false;
 
   return LayoutBlockFlow::paintedOutputOfObjectHasNoEffectRegardlessOfSize();
 }
 
 }  // namespace blink