Oilpan: introduce eager finalization.

Source/platform/heap/HeapAllocator.h

Index: Source/platform/heap/HeapAllocator.h
diff --git a/Source/platform/heap/HeapAllocator.h b/Source/platform/heap/HeapAllocator.h
index 45ce9f91ed55d922088972cffbd6a7f5f88b8999..a6245a334d207a6536cf853041b7c4491c9e6e39 100644
--- a/Source/platform/heap/HeapAllocator.h
+++ b/Source/platform/heap/HeapAllocator.h
@@ -99,7 +99,7 @@ public:
     template <typename Return, typename Metadata>
     static Return malloc(size_t size)
     {
-        return reinterpret_cast<Return>(Heap::allocate<Metadata>(size));
+        return reinterpret_cast<Return>(Heap::allocate<Metadata>(size, IsEagerlyFinalizedType<Metadata>::value));
     }
     static void free(void* address) { }
     template<typename T>