Retire ThreadState::registerPreFinalizer<T>()

third_party/WebKit/Source/core/css/CSSCrossfadeValue.cpp

 /*
  * Copyright (C) 2011 Apple Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 96 matching lines @@
 CSSCrossfadeValue::CSSCrossfadeValue(CSSValue* fromValue,
                                      CSSValue* toValue,
                                      CSSPrimitiveValue* percentageValue)
     : CSSImageGeneratorValue(CrossfadeClass),
       m_fromValue(fromValue),
       m_toValue(toValue),
       m_percentageValue(percentageValue),
       m_cachedFromImage(nullptr),
       m_cachedToImage(nullptr),
       m_crossfadeSubimageObserver(this) {
-  ThreadState::current()->registerPreFinalizer(this);
 }
 
 CSSCrossfadeValue::~CSSCrossfadeValue() {}
 
 void CSSCrossfadeValue::dispose() {
   if (m_cachedFromImage) {
     m_cachedFromImage->removeObserver(&m_crossfadeSubimageObserver);
     m_cachedFromImage = nullptr;
   }
   if (m_cachedToImage) {
@@ skipping 168 matching lines @@
   visitor->trace(m_fromValue);
   visitor->trace(m_toValue);
   visitor->trace(m_percentageValue);
   visitor->trace(m_cachedFromImage);
   visitor->trace(m_cachedToImage);
   visitor->trace(m_crossfadeSubimageObserver);
   CSSImageGeneratorValue::traceAfterDispatch(visitor);
 }
 
 }  // namespace blink