Introduce InlinedGlobalMarkingVisitor

Source/wtf/Vector.h

 /*
  *  Copyright (C) 2005, 2006, 2007, 2008 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 727 matching lines @@
         template<typename Iterator> void appendRange(Iterator start, Iterator end);
 
         void swap(Vector& other)
         {
             Base::swapVectorBuffer(other);
             std::swap(m_size, other.m_size);
         }
 
         void reverse();
 
-        void trace(typename Allocator::Visitor*);
+        template<typename VisitorDispatcher> void trace(VisitorDispatcher visitor);
 
     private:
         void expandCapacity(size_t newMinCapacity);
         const T* expandCapacity(size_t newMinCapacity, const T*);
         template<typename U> U* expandCapacity(size_t newMinCapacity, U*);
         void shrinkCapacity(size_t newCapacity);
         template<typename U> void appendSlowCase(const U&);
 
         using Base::m_size;
         using Base::buffer;
@@ skipping 444 matching lines @@
 
     template<typename T, size_t inlineCapacityA, size_t inlineCapacityB, typename Allocator>
     inline bool operator!=(const Vector<T, inlineCapacityA, Allocator>& a, const Vector<T, inlineCapacityB, Allocator>& b)
     {
         return !(a == b);
     }
 
     // This is only called if the allocator is a HeapAllocator. It is used when
     // visiting during a tracing GC.
     template<typename T, size_t inlineCapacity, typename Allocator>
-    void Vector<T, inlineCapacity, Allocator>::trace(typename Allocator::Visitor* visitor)
+    template<typename VisitorDispatcher>
+    void Vector<T, inlineCapacity, Allocator>::trace(VisitorDispatcher visitor)
     {
-        ASSERT(Allocator::isGarbageCollected); // Garbage collector must be enabled.
+        COMPILE_ASSERT(Allocator::isGarbageCollected, GarbageCollectorMustBeEnabled);
         const T* bufferBegin = buffer();
         const T* bufferEnd = buffer() + size();
         if (ShouldBeTraced<VectorTraits<T> >::value) {
             for (const T* bufferEntry = bufferBegin; bufferEntry != bufferEnd; bufferEntry++)
                 Allocator::template trace<T, VectorTraits<T> >(visitor, *const_cast<T*>(bufferEntry));
         }
         if (this->hasOutOfLineBuffer())
-            Allocator::markNoTracing(visitor, buffer());
+            visitor->markNoTracing(buffer());
     }
 
 #if !ENABLE(OILPAN)
     template<typename T, size_t N>
     struct NeedsTracing<Vector<T, N> > {
         static const bool value = false;
     };
 #endif
 
 } // namespace WTF
 
 using WTF::Vector;
 
 #endif // WTF_Vector_h