Introduce copyToVector for HeapHashCountedSet

third_party/WebKit/Source/platform/heap/HeapAllocator.h

 // Copyright 2015 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 HeapAllocator_h
 #define HeapAllocator_h
 
 #include "platform/heap/Heap.h"
 #include "platform/heap/Persistent.h"
 #include "platform/heap/TraceTraits.h"
@@ skipping 585 matching lines @@
     template<typename U>
     static void store(const U& value, H& storage) { storage = value; }
 
     static PeekOutType peek(const H& value) { return value; }
 };
 
 template<typename T> struct HashTraits<blink::Persistent<T>> : HandleHashTraits<T, blink::Persistent<T>> { };
 
 template<typename T> struct HashTraits<blink::CrossThreadPersistent<T>> : HandleHashTraits<T, blink::CrossThreadPersistent<T>> { };
 
+template <typename Value, typename HashFunctions, typename Traits, typename VectorType>
+inline void copyToVector(const blink::HeapHashCountedSet<Value, HashFunctions, Traits>& set, VectorType& vector)
+{
+    copyToVector(static_cast<const HashCountedSet<Value, HashFunctions, Traits, blink::HeapAllocator>&>(set), vector);
+}
+
 } // namespace WTF
 
 #endif