Make ifdefs consistent in WebKit/Source/core/layout/ .

third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp

 /*
  * Copyright (C) 2009, 2010, 2011 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 2778 matching lines @@
 
   if (!(paintLayerFlags & PaintLayerPaintingOverflowContents)) {
     LayoutRect bounds = paintInfo.compositedBounds;
     bounds.move(paintInfo.paintLayer->subpixelAccumulation());
     dirtyRect.intersect(pixelSnappedIntRect(bounds));
   } else {
     dirtyRect.move(
         roundedIntSize(paintInfo.paintLayer->subpixelAccumulation()));
   }
 
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
   if (!layoutObject()->view()->frame() ||
       !layoutObject()->view()->frame()->shouldThrottleRendering())
     paintInfo.paintLayer->layoutObject()->assertSubtreeIsLaidOut();
 #endif
 
   float deviceScaleFactor =
       blink::deviceScaleFactor(paintInfo.paintLayer->layoutObject()->frame());
   context.setDeviceScaleFactor(deviceScaleFactor);
 
   if (paintInfo.paintLayer->compositingState() != PaintsIntoGroupedBacking) {
@@ skipping 560 matching lines @@
   } else if (graphicsLayer == m_decorationOutlineLayer.get()) {
     name = "Decoration Layer";
   } else {
     ASSERT_NOT_REACHED();
   }
 
   return name;
 }
 
 }  // namespace blink