WIP - compositor worker mega patch.

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 200 matching lines @@
 
 PassOwnPtr<GraphicsLayer> CompositedLayerMapping::createGraphicsLayer(CompositingReasons reasons)
 {
     GraphicsLayerFactory* graphicsLayerFactory = nullptr;
     if (Page* page = layoutObject()->frame()->page())
         graphicsLayerFactory = page->chromeClient().graphicsLayerFactory();
 
     OwnPtr<GraphicsLayer> graphicsLayer = GraphicsLayer::create(graphicsLayerFactory, this);
 
     graphicsLayer->setCompositingReasons(reasons);
-    if (Node* owningNode = m_owningLayer.layoutObject()->generatingNode())
-        graphicsLayer->setOwnerNodeId(DOMNodeIds::idForNode(owningNode));
-
     return graphicsLayer.release();
 }
 
 void CompositedLayerMapping::createPrimaryGraphicsLayer()
 {
     m_graphicsLayer = createGraphicsLayer(m_owningLayer.compositingReasons());
 
     updateOpacity(layoutObject()->styleRef());
     updateTransform(layoutObject()->styleRef());
     updateFilters(layoutObject()->styleRef());
@@ skipping 2364 matching lines @@
     } else if (graphicsLayer == m_scrollingBlockSelectionLayer.get()) {
         name = "Scrolling Block Selection Layer";
     } else {
         ASSERT_NOT_REACHED();
     }
 
     return name;
 }
 
 } // namespace blink