Made ElementRareData store ComputedStyle on LayoutObject if possible.

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

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004-2011, 2014 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.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
@@ skipping 92 matching lines @@
 enum class CustomElementState {
     // https://dom.spec.whatwg.org/#concept-element-custom-element-state
     Uncustomized = 0,
     Custom = 1 << nodeCustomElementShift,
     Undefined = 2 << nodeCustomElementShift,
     Failed = 3 << nodeCustomElementShift,
 
     NotDefinedFlag = 2 << nodeCustomElementShift,
 };
 
-class NodeRareDataBase {
+class CORE_EXPORT NodeRareDataBase {
 public:
     LayoutObject* layoutObject() const { return m_layoutObject; }
     void setLayoutObject(LayoutObject* layoutObject) { m_layoutObject = layoutObject; }
 
 protected:
     NodeRareDataBase(LayoutObject* layoutObject)
         : m_layoutObject(layoutObject)
     { }
 
 protected:
@@ skipping 760 matching lines @@
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showNode(const blink::Node*);
 void showTree(const blink::Node*);
 void showNodePath(const blink::Node*);
 #endif
 
 #endif // Node_h