Replace tests of ASSERT_ENABLED with ENABLE(ASSERT).

Source/platform/graphics/GraphicsLayer.cpp

 /*
  * Copyright (C) 2009 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 129 matching lines @@
     resetTrackedRepaints();
     ASSERT(!m_parent);
 }
 
 void GraphicsLayer::setParent(GraphicsLayer* layer)
 {
     ASSERT(!layer || !layer->hasAncestor(this));
     m_parent = layer;
 }
 
-#if ASSERT_ENABLED
+#if ENABLE(ASSERT)
 
 bool GraphicsLayer::hasAncestor(GraphicsLayer* ancestor) const
 {
     for (GraphicsLayer* curr = parent(); curr; curr = curr->parent()) {
         if (curr == ancestor)
             return true;
     }
 
     return false;
 }
@@ skipping 966 matching lines @@
 #ifndef NDEBUG
 void showGraphicsLayerTree(const WebCore::GraphicsLayer* layer)
 {
     if (!layer)
         return;
 
     String output = layer->layerTreeAsText(WebCore::LayerTreeIncludesDebugInfo);
     fprintf(stderr, "%s\n", output.utf8().data());
 }
 #endif