Reserve capacity for static strings HashMap.

third_party/WebKit/Source/wtf/HashMap.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 79 matching lines @@
     }
 
     void swap(typename Allocator::template OtherType<HashMap>::Type other)
     {
         HashMap& ref = Allocator::getOther(other);
         m_impl.swap(ref.m_impl);
     }
 
     unsigned size() const;
     unsigned capacity() const;
+    void reserveCapacityForSize(unsigned size)
+    {
+        m_impl.reserveCapacityForSize(size);
+    }
+
     bool isEmpty() const;
 
     // iterators iterate over pairs of keys and values
     iterator begin();
     iterator end();
     const_iterator begin() const;
     const_iterator end() const;
 
     HashMapKeysProxy& keys() { return static_cast<HashMapKeysProxy&>(*this); }
     const HashMapKeysProxy& keys() const { return static_cast<const HashMapKeysProxy&>(*this); }
@@ skipping 392 matching lines @@
 struct NeedsTracing<HashMap<T, U, V, W, X>> {
     static const bool value = false;
 };
 #endif
 
 } // namespace WTF
 
 using WTF::HashMap;
 
 #endif // WTF_HashMap_h