Delete RenderLayerCompositor::layerWillBeRemoved

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 539 matching lines @@
         return;
     ASSERT(compositedAncestor->compositingState() == PaintsIntoOwnBacking || compositedAncestor->compositingState() == PaintsIntoGroupedBacking);
 
     LayoutPoint offset;
     layer->convertToLayerCoords(compositedAncestor, offset);
     LayoutRect repaintRect = rect;
     repaintRect.moveBy(offset);
     compositedAncestor->repainter().setBackingNeedsRepaintInRect(repaintRect);
 }
 
-void RenderLayerCompositor::layerWillBeRemoved(RenderLayer* parent, RenderLayer* child)
-{
-    if (!child->hasCompositedLayerMapping() || parent->renderer()->documentBeingDestroyed())
-        return;
-
-    {
-        // FIXME: This is called from within RenderLayer::removeChild, which is called from RenderObject::RemoveChild.
-        // There's no guarantee that compositor state is up to date.
-        DisableCompositingQueryAsserts disabler;
-        repaintInCompositedAncestor(child, child->compositedLayerMapping()->compositedBounds());
-    }
-
-    setNeedsCompositingUpdate(CompositingUpdateRebuildTree);
-}
-
 void RenderLayerCompositor::frameViewDidChangeLocation(const IntPoint& contentsOffset)
 {
     if (m_overflowControlsHostLayer)
         m_overflowControlsHostLayer->setPosition(contentsOffset);
 }
 
 void RenderLayerCompositor::frameViewDidChangeSize()
 {
     if (m_containerLayer) {
         FrameView* frameView = m_renderView.frameView();
@@ skipping 725 matching lines @@
     } else if (graphicsLayer == m_scrollLayer.get()) {
         name = "LocalFrame Scrolling Layer";
     } else {
         ASSERT_NOT_REACHED();
     }
 
     return name;
 }
 
 } // namespace WebCore