Move Partition Allocator into Chromium base.

third_party/WebKit/Source/wtf/HashSet.h

 /*
  * Copyright (C) 2005, 2006, 2007, 2008, 2011 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
@@ skipping 19 matching lines @@
 struct IdentityExtractor;
 
 // Note: empty or deleted values are not allowed, using them may lead to
 // undefined behavior.  For pointer valuess this means that null pointers are
 // not allowed unless you supply custom traits.
 template <typename ValueArg,
           typename HashArg = typename DefaultHash<ValueArg>::Hash,
           typename TraitsArg = HashTraits<ValueArg>,
           typename Allocator = PartitionAllocator>
 class HashSet {
-  WTF_USE_ALLOCATOR(HashSet, Allocator);
+  USE_ALLOCATOR(HashSet, Allocator);
 
  private:
   typedef HashArg HashFunctions;
   typedef TraitsArg ValueTraits;
   typedef typename ValueTraits::PeekInType ValuePeekInType;
 
  public:
   typedef typename ValueTraits::TraitType ValueType;
 
  private:
@@ skipping 269 matching lines @@
   iterator end = collection.end();
   for (unsigned i = 0; it != end; ++it, ++i)
     vector[i] = *it;
 }
 
 }  // namespace WTF
 
 using WTF::HashSet;
 
 #endif  // WTF_HashSet_h