Revert of Apply custom property animation

third_party/WebKit/Source/core/css/resolver/StyleResolverState.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 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 23 matching lines @@
 StyleResolverState::StyleResolverState(
     Document& document,
     const ElementResolveContext& elementContext,
     const ComputedStyle* parentStyle)
     : m_elementContext(elementContext),
       m_document(document),
       m_style(nullptr),
       // TODO(jchaffraix): We should make m_parentStyle const
       // (https://crbug.com/468152)
       m_parentStyle(const_cast<ComputedStyle*>(parentStyle)),
-      m_isAnimatingCustomProperties(false),
       m_applyPropertyToRegularStyle(true),
       m_applyPropertyToVisitedLinkStyle(false),
       m_hasDirAutoAttribute(false),
       m_fontBuilder(document),
       m_elementStyleResources(document, document.devicePixelRatio()) {
   if (!m_parentStyle) {
     // TODO(jchaffraix): We should make m_parentStyle const
     // (https://crbug.com/468152)
     m_parentStyle = const_cast<ComputedStyle*>(m_elementContext.parentStyle());
   }
@@ skipping 55 matching lines @@
   HeapHashMap<CSSPropertyID, Member<const CSSValue>>* map =
       m_parsedPropertiesForPendingSubstitutionCache.get(&value);
   if (!map) {
     map = new HeapHashMap<CSSPropertyID, Member<const CSSValue>>;
     m_parsedPropertiesForPendingSubstitutionCache.set(&value, map);
   }
   return *map;
 }
 
 }  // namespace blink