Reland of "Tracking reference filter mutation via SVGElementProxy"

third_party/WebKit/Source/core/layout/LayoutBoxModelObject.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 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 278 matching lines @@
         // FIXME: We should call a specialized version of this function.
         layer()->updateLayerPositionsAfterLayout();
       }
     }
   } else if (layer() && layer()->parent()) {
     PaintLayer* parentLayer = layer()->parent();
     // Either a transform wasn't specified or the object doesn't support
     // transforms, so just null out the bit.
     setHasTransformRelatedProperty(false);
     setHasReflection(false);
+    layer()->updateFilters(oldStyle, styleRef());
     // Calls destroyLayer() which clears m_layer.
     layer()->removeOnlyThisLayerAfterStyleChange();
     if (wasFloatingBeforeStyleChanged && isFloating())
       setChildNeedsLayout();
     if (hadTransform)
       setNeedsLayoutAndPrefWidthsRecalcAndFullPaintInvalidation(
           LayoutInvalidationReason::StyleChange);
     if (!needsLayout()) {
       // FIXME: We should call a specialized version of this function.
       parentLayer->updateLayerPositionsAfterLayout();
@@ skipping 1030 matching lines @@
   if (rootElementStyle->hasBackground())
     return false;
 
   if (node() != document().firstBodyElement())
     return false;
 
   return true;
 }
 
 }  // namespace blink