Don't lazy allocate the AtomicStringTable.

third_party/WebKit/Source/wtf/WTFThreadData.cpp

 /*
  * Copyright (C) 2008, 2010 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
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 #include "wtf/WTFThreadData.h"
 
-#include "wtf/PtrUtil.h"
 #include "wtf/text/TextCodecICU.h"
 
 namespace WTF {
 
 ThreadSpecific<WTFThreadData>* WTFThreadData::staticData;
 
 WTFThreadData::WTFThreadData()
-    : m_atomicStringTable(nullptr)
-    , m_atomicStringTableDestructor(nullptr)
+    : m_atomicStringTable(new AtomicStringTable)
     , m_compressibleStringTable(nullptr)
     , m_compressibleStringTableDestructor(nullptr)
-    , m_cachedConverterICU(wrapUnique(new ICUConverterWrapper))
+    , m_cachedConverterICU(new ICUConverterWrapper)
 {
 }
 
 WTFThreadData::~WTFThreadData()
 {
-    if (m_atomicStringTableDestructor)
-        m_atomicStringTableDestructor(m_atomicStringTable);
     if (m_compressibleStringTableDestructor)
         m_compressibleStringTableDestructor(m_compressibleStringTable);
 }
 
 } // namespace WTF