Delete invalidateTreeIfNeeded.

sky/engine/core/rendering/RenderLayerModelObject.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
  *           (C) 2005, 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2010, 2012 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 80 matching lines @@
     bool hadTransform = hasTransform();
 
     RenderObject::styleDidChange(diff, oldStyle);
     updateFromStyle();
 
     LayerType type = layerTypeRequired();
     if (type != NoLayer) {
         if (!layer()) {
             createLayer(type);
             if (parent() && !needsLayout()) {
-                // FIXME: This invalidation is overly broad. We should update to
-                // do the correct invalidation at RenderStyle::diff time. crbug.com/349061
-                layer()->renderer()->setShouldDoFullPaintInvalidation(true);
                 // FIXME: We should call a specialized version of this function.
                 layer()->updateLayerPositionsAfterLayout();
             }
         }
     } else if (layer() && layer()->parent()) {
         setHasTransform(false); // Either a transform wasn't specified or the object doesn't support transforms, so just null out the bit.
         layer()->removeOnlyThisLayer(); // calls destroyLayer() which clears m_layer
         if (hadTransform)
             setNeedsLayoutAndPrefWidthsRecalcAndFullPaintInvalidation();
     }
 
     if (layer()) {
         // FIXME: Ideally we shouldn't need this setter but we can't easily infer an overflow-only layer
         // from the style.
         layer()->setLayerType(type);
         layer()->styleChanged(diff, oldStyle);
     }
 }
 
-void RenderLayerModelObject::invalidateTreeIfNeeded(const PaintInvalidationState& paintInvalidationState)
-{
-    // FIXME: SVG should probably also go through this unified paint invalidation system.
-    ASSERT(!needsLayout());
-
-    if (!shouldCheckForPaintInvalidation(paintInvalidationState))
-        return;
-
-    const RenderLayerModelObject& newPaintInvalidationContainer = *adjustCompositedContainerForSpecialAncestors(&paintInvalidationState.paintInvalidationContainer());
-    ASSERT(&newPaintInvalidationContainer == containerForPaintInvalidation());
-
-    PaintInvalidationState childTreeWalkState(paintInvalidationState, *this, newPaintInvalidationContainer);
-    RenderObject::invalidateTreeIfNeeded(childTreeWalkState);
-}
-
 } // namespace blink