Replace ENABLE(ASSERT) with DCHECK_IS_ON().

third_party/WebKit/Source/core/paint/SVGPaintContext.cpp

 /*
  * Copyright (C) 2007, 2008 Rob Buis <buis@kde.org>
  * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 Google, Inc.  All rights reserved.
  * Copyright (C) 2009 Dirk Schulze <krit@webkit.org>
  * Copyright (C) Research In Motion Limited 2009-2010. 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 39 matching lines @@
 
   if (m_masker) {
     DCHECK(SVGResourcesCache::cachedResourcesForLayoutObject(&m_object));
     DCHECK(SVGResourcesCache::cachedResourcesForLayoutObject(&m_object)
                ->masker() == m_masker);
     SVGMaskPainter(*m_masker).finishEffect(m_object, paintInfo().context);
   }
 }
 
 bool SVGPaintContext::applyClipMaskAndFilterIfNecessary() {
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
   DCHECK(!m_applyClipMaskAndFilterIfNecessaryCalled);
   m_applyClipMaskAndFilterIfNecessaryCalled = true;
 #endif
   // In SPv2 we should early exit once the paint property state has been
   // applied, because all meta (non-drawing) display items are ignored in
   // SPv2. However we can't simply omit them because there are still
   // non-composited painting (e.g. SVG filters in particular) that rely on
   // these meta display items.
   applyPaintPropertyState();
 
@@ skipping 198 matching lines @@
   // though.
   // Additionally, it's not really safe/guaranteed to be correct, as
   // something down the paint pipe may want to farther tweak the color
   // filter, which could yield incorrect results. (Consider just using
   // saveLayer() w/ this color filter explicitly instead.)
   paint.setColorFilter(sk_ref_sp(paintInfo.context.getColorFilter()));
   return true;
 }
 
 }  // namespace blink