Fast path for ThreadSpecific for main thread on TLS-slow platforms

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

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WTF_AtomicStringTable_h
 #define WTF_AtomicStringTable_h
 
 #include "wtf/Allocator.h"
 #include "wtf/HashSet.h"
 #include "wtf/WTFExport.h"
 #include "wtf/WTFThreadData.h"
 #include "wtf/text/StringHash.h"
 #include "wtf/text/StringImpl.h"
 
 namespace WTF {
 
 // The underlying storage that keeps the map of unique AtomicStrings. This is
 // not thread safe and each WTFThreadData has one.
 class WTF_EXPORT AtomicStringTable final {
   USING_FAST_MALLOC(AtomicStringTable);
   WTF_MAKE_NONCOPYABLE(AtomicStringTable);
 
  public:
   AtomicStringTable();
   ~AtomicStringTable();
 
   // Gets the shared table for the current thread.
   static AtomicStringTable& instance() {
-    return wtfThreadData().getAtomicStringTable();
+    return WTFThreadData::current().getAtomicStringTable();
   }
 
   // Used by system initialization to preallocate enough storage for all of
   // the static strings.
   void reserveCapacity(unsigned size);
 
   // Inserting strings into the table. Note that the return value from adding
   // a UChar string may be an LChar string as the table will attempt to
   // convert the string to save memory if possible.
   StringImpl* add(StringImpl*);
@@ skipping 15 matching lines @@
   inline PassRefPtr<StringImpl> addToStringTable(const T& value);
 
   HashSet<StringImpl*> m_table;
 };
 
 }  // namespace WTF
 
 using WTF::AtomicStringTable;
 
 #endif