Remove impossible early return from CompositedLayerMapping::updateGraphicsLayerGeometry

Source/core/rendering/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 601 matching lines @@
         layers[i].renderLayer->setOffsetFromSquashingLayerOrigin(layers[i].offsetFromRenderer);
 
     }
 
     for (size_t i = 0; i < layers.size(); ++i)
         layers[i].localClipRectForSquashedLayer = localClipRectForSquashedLayer(referenceLayer, layers[i], layers);
 }
 
 void CompositedLayerMapping::updateGraphicsLayerGeometry(GraphicsLayerUpdater::UpdateType updateType, const RenderLayer* compositingContainer)
 {
-    // If we haven't built z-order lists yet, wait until later.
-    if (m_owningLayer.stackingNode()->isStackingContext() && m_owningLayer.stackingNode()->zOrderListsDirty())
-        return;
-
     if (!shouldUpdateGraphicsLayer(updateType))
         return;
 
     // Set transform property, if it is not animating. We have to do this here because the transform
     // is affected by the layer dimensions.
     if (!renderer()->style()->isRunningTransformAnimationOnCompositor())
         updateTransform(renderer()->style());
 
     // Set opacity, if it is not animating.
     if (!renderer()->style()->isRunningOpacityAnimationOnCompositor())
@@ skipping 1604 matching lines @@
     } else if (graphicsLayer == m_scrollingContentsLayer.get()) {
         name = "Scrolling Contents Layer";
     } else {
         ASSERT_NOT_REACHED();
     }
 
     return name;
 }
 
 } // namespace WebCore