Simplify DefaultAllocator::Quantizer using partitionAllocActualSize()

Source/wtf/WTF.cpp

 /*
  * Copyright (C) 2013 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 15 matching lines @@
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "WTF.h"
 
 #include "wtf/DefaultAllocator.h"
 #include "wtf/FastMalloc.h"
-#include "wtf/QuantizedAllocation.h"
 
 #ifndef NDEBUG
 #include "wtf/MainThread.h"
 #endif
 
 namespace WTF {
 
 extern void initializeThreading();
 
 bool s_initialized;
@@ skipping 27 matching lines @@
     return s_shutdown;
 }
 
 void Partitions::initialize()
 {
     static int lock = 0;
     // Guard against two threads hitting here in parallel.
     spinLockLock(&lock);
     if (!s_initialized) {
         s_initialized = true;
-        QuantizedAllocation::init();
         m_bufferAllocator.init();
     }
     spinLockUnlock(&lock);
 }
 
 void Partitions::shutdown()
 {
     fastMallocShutdown();
     m_bufferAllocator.shutdown();
 }
 
 } // namespace WTF