Remove RenderPart.

sky/engine/core/rendering/compositing/CompositedLayerMapping.h

 /*
  * 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 265 matching lines @@
     // Returns true if this layer has content that needs to be rendered by painting into the backing store.
     bool containsPaintedContent() const;
     // Returns true if the RenderLayer just contains an image that we can composite directly.
     bool isDirectlyCompositedImage() const;
     void updateImageContents();
 
     Color rendererBackgroundColor() const;
     void updateBackgroundColor();
     void updateContentsRect();
     void updateContentsOffsetInCompositingLayer(const IntPoint& snappedOffsetFromCompositedAncestor, const IntPoint& graphicsLayerParentLocation);
-    void updateAfterWidgetResize();
     void updateCompositingReasons();
 
     void doPaintTask(const GraphicsLayerPaintInfo&, const PaintLayerFlags&, GraphicsContext*, const IntRect& clip);
 
     // Computes the background clip rect for the given squashed layer, up to any containing layer that is squashed into the
     // same squashing layer and contains this squashed layer's clipping ancestor.
     // The clip rect is returned in the coordinate space of the given squashed layer.
     // If there is no such containing layer, returns the infinite rect.
     // FIXME: unify this code with the code that sets up m_ancestorClippingLayer. They are doing very similar things.
     static IntRect localClipRectForSquashedLayer(const RenderLayer& referenceLayer, const GraphicsLayerPaintInfo&,  const Vector<GraphicsLayerPaintInfo>& layers);
@@ skipping 122 matching lines @@
     unsigned m_pendingUpdateScope : 2;
     unsigned m_requiresOwnBackingStoreForIntrinsicReasons : 1;
     unsigned m_requiresOwnBackingStoreForAncestorReasons : 1;
     unsigned m_backgroundLayerPaintsFixedRootBackground : 1;
     unsigned m_scrollingContentsAreEmpty : 1;
 };
 
 } // namespace blink
 
 #endif // CompositedLayerMapping_h