Move LayoutObject to satellite NodeLayoutData that hangs from a Node.

third_party/WebKit/Source/core/dom/ElementRareData.h

 /*
  * Copyright (C) 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2008 David Smith <catfish.man@gmail.com>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 26 matching lines @@
 #include "core/dom/PseudoElementData.h"
 #include "core/dom/custom/CustomElementDefinition.h"
 #include "core/dom/custom/V0CustomElementDefinition.h"
 #include "core/dom/shadow/ElementShadow.h"
 #include "core/html/ClassList.h"
 #include "platform/heap/Handle.h"
 #include "wtf/HashSet.h"
 
 namespace blink {
 
-class LayoutObject;
+class NodeLayoutData;
 class CompositorProxiedPropertySet;
 class ResizeObservation;
 class ResizeObserver;
 
 class ElementRareData : public NodeRareData {
  public:
-  static ElementRareData* Create(LayoutObject* layout_object) {
-    return new ElementRareData(layout_object);
+  static ElementRareData* Create() {
+    return new ElementRareData();
   }
 
   ~ElementRareData();
 
   void SetPseudoElement(PseudoId, PseudoElement*);
   PseudoElement* GetPseudoElement(PseudoId) const;
 
   void SetTabIndexExplicitly() {
     SetElementFlag(kTabIndexWasSetExplicitly, true);
   }
@@ skipping 153 matching lines @@
 
   RefPtr<ComputedStyle> computed_style_;
   // TODO(davaajav):remove this field when v0 custom elements are deprecated
   Member<V0CustomElementDefinition> v0_custom_element_definition_;
   Member<CustomElementDefinition> custom_element_definition_;
 
   Member<PseudoElementData> pseudo_element_data_;
 
   Member<AccessibleNode> accessible_node_;
 
-  explicit ElementRareData(LayoutObject*);
+  explicit ElementRareData();
 };
 
 DEFINE_TRAIT_FOR_TRACE_WRAPPERS(ElementRareData);
 
 inline LayoutSize DefaultMinimumSizeForResizing() {
   return LayoutSize(LayoutUnit::Max(), LayoutUnit::Max());
 }
 
-inline ElementRareData::ElementRareData(LayoutObject* layout_object)
-    : NodeRareData(layout_object),
+inline ElementRareData::ElementRareData()
+    : NodeRareData(), 
       minimum_size_for_resizing_(DefaultMinimumSizeForResizing()),
       class_list_(nullptr) {
   is_element_rare_data_ = true;
 }
 
 inline ElementRareData::~ElementRareData() {
   DCHECK(!pseudo_element_data_);
 }
 
 inline bool ElementRareData::HasPseudoElements() const {
@@ skipping 36 matching lines @@
 inline CompositorProxiedPropertySet&
 ElementRareData::EnsureCompositorProxiedPropertySet() {
   if (!proxied_properties_)
     proxied_properties_ = CompositorProxiedPropertySet::Create();
   return *proxied_properties_;
 }
 
 }  // namespace blink
 
 #endif  // ElementRareData_h