Do not commit: Revert of r404081 and r402757 for perf testing purposes.

third_party/WebKit/Source/core/html/HTMLElement.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004-2007, 2009, 2014 Apple 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
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 89 matching lines @@
     bool matchesReadWritePseudoClass() const override;
 
     static const AtomicString& eventParameterName();
 
     HTMLMenuElement* assignedContextMenu() const;
     HTMLMenuElement* contextMenu() const;
     void setContextMenu(HTMLMenuElement*);
 
     virtual String altText() const { return String(); }
 
-    int offsetLeftForBinding();
-    int offsetTopForBinding();
-    int offsetWidthForBinding();
-    int offsetHeightForBinding();
-
-    Element* unclosedOffsetParent();
-
 protected:
     HTMLElement(const QualifiedName& tagName, Document&, ConstructionType);
 
     void addHTMLLengthToStyle(MutableStylePropertySet*, CSSPropertyID, const String& value);
     void addHTMLColorToStyle(MutableStylePropertySet*, CSSPropertyID, const String& color);
 
     void applyAlignmentAttributeToStyle(const AtomicString&, MutableStylePropertySet*);
     void applyBorderAttributeToStyle(const AtomicString&, MutableStylePropertySet*);
 
     void parseAttribute(const QualifiedName&, const AtomicString&, const AtomicString&) override;
@@ skipping 63 matching lines @@
     inline bool is##thisType(const Node* node) { return node && is##thisType(*node); } \
     inline bool is##thisType(const Element* element) { return element && is##thisType(*element); } \
     template <> inline bool isElementOfType<const thisType>(const HTMLElement& element) { return is##thisType(element); } \
     DEFINE_ELEMENT_TYPE_CASTS_WITH_FUNCTION(thisType)
 
 } // namespace blink
 
 #include "core/HTMLElementTypeHelpers.h"
 
 #endif // HTMLElement_h