AtomicStringTable should not be initialized lazily

third_party/WebKit/Source/wtf/text/AtomicString.h

 /*
  * Copyright (C) 2004, 2005, 2006, 2008 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #ifndef AtomicString_h
 #define AtomicString_h
 
+#include "wtf/HashSet.h"
 #include "wtf/HashTableDeletedValueType.h"
 #include "wtf/WTFExport.h"
 #include "wtf/text/CString.h"
 #include "wtf/text/WTFString.h"
 
 namespace WTF {
 
 struct AtomicStringHash;
+class AtomicStringTable;
 
 class WTF_EXPORT AtomicString {
 public:
     static void init();
 
     AtomicString() { }
     AtomicString(const LChar* s) : m_string(add(s)) { }
     AtomicString(const char* s) : m_string(add(s)) { }
     AtomicString(const LChar* s, unsigned length) : m_string(add(s, length)) { }
     AtomicString(const UChar* s, unsigned length) : m_string(add(s, length)) { }
@@ skipping 133 matching lines @@
     }
     static PassRefPtr<StringImpl> addFromLiteralData(const char* characters, unsigned length);
     static PassRefPtr<StringImpl> addSlowCase(StringImpl*);
 #if USE(CF)
     static PassRefPtr<StringImpl> add(CFStringRef);
 #endif
 
     static AtomicString fromUTF8Internal(const char*, const char*);
 };
 
+class AtomicStringTable {
+    WTF_MAKE_NONCOPYABLE(AtomicStringTable);
+public:
+    StringImpl* addStringImpl(StringImpl*);
+
+    HashSet<StringImpl*>& table() { return m_table; }
+
+private:
+    AtomicStringTable() = default;
+    static AtomicStringTable* create();
+    static void destroy(AtomicStringTable*);
+    friend class WTFThreadData;
+
+    HashSet<StringImpl*> m_table;
+};
+
 inline bool operator==(const AtomicString& a, const AtomicString& b) { return a.impl() == b.impl(); }
 WTF_EXPORT bool operator==(const AtomicString&, const LChar*);
 inline bool operator==(const AtomicString& a, const char* b) { return WTF::equal(a.impl(), reinterpret_cast<const LChar*>(b)); }
 inline bool operator==(const AtomicString& a, const Vector<UChar>& b) { return a.impl() && equal(a.impl(), b.data(), b.size()); }
 inline bool operator==(const AtomicString& a, const String& b) { return equal(a.impl(), b.impl()); }
 inline bool operator==(const LChar* a, const AtomicString& b) { return b == a; }
 inline bool operator==(const char* a, const AtomicString& b) { return b == a; }
 inline bool operator==(const String& a, const AtomicString& b) { return equal(a.impl(), b.impl()); }
 inline bool operator==(const Vector<UChar>& a, const AtomicString& b) { return b == a; }
 
@@ skipping 55 matching lines @@
 using WTF::AtomicString;
 using WTF::nullAtom;
 using WTF::emptyAtom;
 using WTF::starAtom;
 using WTF::xmlAtom;
 using WTF::xmlnsAtom;
 using WTF::xlinkAtom;
 
 #include "wtf/text/StringConcatenate.h"
 #endif // AtomicString_h