Start removing the double-negative !ASSERT_DISABLED

Source/core/rendering/compositing/RenderLayerCompositor.cpp

 /*
  * Copyright (C) 2009, 2010 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 321 matching lines @@
     }
 
     if (updateType != CompositingUpdateNone) {
         TRACE_EVENT0("blink_rendering", "GraphicsLayerUpdater::updateRecursive");
         GraphicsLayerUpdater updater;
         updater.update(*updateRoot);
 
         if (updater.needsRebuildTree())
             updateType = std::max(updateType, CompositingUpdateRebuildTree);
 
-#if !ASSERT_DISABLED
+#if ASSERT_ENABLED
         // FIXME: Move this check to the end of the compositing update.
         GraphicsLayerUpdater::assertNeedsToUpdateGraphicsLayerBitsCleared(*updateRoot);
 #endif
     }
 
     if (updateType >= CompositingUpdateRebuildTree) {
         GraphicsLayerVector childList;
         {
             TRACE_EVENT0("blink_rendering", "GraphicsLayerTreeBuilder::rebuild");
             GraphicsLayerTreeBuilder().rebuild(*updateRoot, childList);
@@ skipping 318 matching lines @@
 {
     recursiveRepaintLayer(rootRenderLayer());
 }
 
 void RenderLayerCompositor::recursiveRepaintLayer(RenderLayer* layer)
 {
     // FIXME: This method does not work correctly with transforms.
     if (layer->compositingState() == PaintsIntoOwnBacking)
         layer->repainter().setBackingNeedsRepaint();
 
-#if !ASSERT_DISABLED
+#if ASSERT_ENABLED
     LayerListMutationDetector mutationChecker(layer->stackingNode());
 #endif
 
     unsigned childrenToVisit = NormalFlowChildren;
     if (layer->hasCompositingDescendant())
         childrenToVisit |= PositiveZOrderChildren | NegativeZOrderChildren;
     RenderLayerStackingNodeIterator iterator(*layer->stackingNode(), childrenToVisit);
     while (RenderLayerStackingNode* curNode = iterator.next())
         recursiveRepaintLayer(curNode->layer());
 }
@@ skipping 566 matching lines @@
     } else if (graphicsLayer == m_scrollLayer.get()) {
         name = "LocalFrame Scrolling Layer";
     } else {
         ASSERT_NOT_REACHED();
     }
 
     return name;
 }
 
 } // namespace WebCore