Get rid of the remaining uses of GraphicsLayer.

sky/engine/web/LinkHighlight.cpp

 /*
  * Copyright (C) 2012 Google 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
@@ skipping 86 matching lines @@
     return m_clipLayer.get();
 }
 
 void LinkHighlight::releaseResources()
 {
     m_node.clear();
 }
 
 RenderLayer* LinkHighlight::computeEnclosingCompositingLayer()
 {
-    if (!m_node || !m_node->renderer())
-        return 0;
-
-    // Find the nearest enclosing composited layer and attach to it. We may need to cross frame boundaries
-    // to find a suitable layer.
-    RenderObject* renderer = m_node->renderer();
-    RenderLayer* renderLayer = renderer->enclosingLayer()->enclosingLayerForPaintInvalidation();
-
-    GraphicsLayer* newGraphicsLayer = renderLayer->graphicsLayerBacking();
-
-    m_clipLayer->setTransform(SkMatrix44(SkMatrix44::kIdentity_Constructor));
-
-    if (m_currentGraphicsLayer != newGraphicsLayer) {
-        if (m_currentGraphicsLayer)
-            clearGraphicsLayerLinkHighlightPointer();
-
-        m_currentGraphicsLayer = newGraphicsLayer;
-        m_currentGraphicsLayer->addLinkHighlight(this);
-    }
-
-    return renderLayer;
+    return 0;
 }
 
 static void convertTargetSpaceQuadToCompositedLayer(const FloatQuad& targetSpaceQuad, RenderObject* targetRenderer, RenderObject* compositedRenderer, FloatQuad& compositedSpaceQuad)
 {
     ASSERT(targetRenderer);
     ASSERT(compositedRenderer);
 
     for (unsigned i = 0; i < 4; ++i) {
         IntPoint point;
         switch (i) {
@@ skipping 193 matching lines @@
     // Make sure we update geometry on the next callback from WebViewImpl::layout().
     m_geometryNeedsUpdate = true;
 }
 
 WebLayer* LinkHighlight::layer()
 {
     return clipLayer();
 }
 
 } // namespace blink