Ensure proper finalization of garbage-collected types.

Source/heap/HeapTest.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 1090 matching lines @@
     bool isLastInArray() const { return m_isLast; }
     void setLastInArray(bool value) { m_isLast = value; }
 
     IntWrapper* payload() const { return m_payload; }
 
 private:
     Member<IntWrapper> m_payload;
     bool m_isLast;
 };
 
+} // WebCore namespace
+
+namespace WTF {
+
+// We need the below vector trait specialization for the above HeapVectors to behave correctly wrt. memset, memcmp etc.
+template<> struct VectorTraits<WebCore::VectorObject> : public SimpleClassVectorTraits<WebCore::VectorObject> { };
+template<> struct VectorTraits<WebCore::VectorObjectInheritedTrace> : public SimpleClassVectorTraits<WebCore::VectorObjectInheritedTrace> { };
+template<> struct VectorTraits<WebCore::VectorObjectNoTrace> : public SimpleClassVectorTraits<WebCore::VectorObjectNoTrace> { };
+
+} // WTF namespace
+
+namespace WebCore {
+
 TEST(HeapTest, Transition)
 {
     {
         RefPtr<TransitionRefCounted> refCounted = TransitionRefCounted::create();
         EXPECT_EQ(1, TransitionRefCounted::s_aliveCount);
         Heap::collectGarbage(ThreadState::NoHeapPointersOnStack);
         EXPECT_EQ(1, TransitionRefCounted::s_aliveCount);
     }
     Heap::collectGarbage(ThreadState::NoHeapPointersOnStack);
     EXPECT_EQ(0, TransitionRefCounted::s_aliveCount);
@@ skipping 1683 matching lines @@
         for (size_t i = 0; i < prefixSize + suffixSize; i++)
             EXPECT_EQ(i, static_cast<size_t>(arr->at(i).payload()->value()));
     }
 
     arr = 0;
     Heap::collectGarbage(ThreadState::NoHeapPointersOnStack);
     EXPECT_EQ(8, IntWrapper::s_destructorCalls);
 }
 
 } // WebCore namespace
-
-namespace WTF {
-
-// We need the below vector trait specialization for the above HeapVectors to behave correctly wrt. memset, memcmp etc.
-template<> struct VectorTraits<WebCore::VectorObject> : public SimpleClassVectorTraits<WebCore::VectorObject> { };
-template<> struct VectorTraits<WebCore::VectorObjectInheritedTrace> : public SimpleClassVectorTraits<WebCore::VectorObjectInheritedTrace> { };
-template<> struct VectorTraits<WebCore::VectorObjectNoTrace> : public SimpleClassVectorTraits<WebCore::VectorObjectNoTrace> { };
-
-} // WTF namespace
-