Fix template angle bracket syntax in platform

Source/platform/heap/Heap.h

Index: Source/platform/heap/Heap.h
diff --git a/Source/platform/heap/Heap.h b/Source/platform/heap/Heap.h
index f006bb647cb850a3598420fbc56b7a2093ee1fda..2c0ef8038596942ac27a3e792f0a3126c6b71708 100644
--- a/Source/platform/heap/Heap.h
+++ b/Source/platform/heap/Heap.h
@@ -1616,31 +1616,31 @@ template<
     typename MappedArg,
     typename HashArg = typename DefaultHash<KeyArg>::Hash,
     typename KeyTraitsArg = HashTraits<KeyArg>,
-    typename MappedTraitsArg = HashTraits<MappedArg> >
+    typename MappedTraitsArg = HashTraits<MappedArg>>
 class HeapHashMap : public HashMap<KeyArg, MappedArg, HashArg, KeyTraitsArg, MappedTraitsArg, HeapAllocator> { };
 
 template<
     typename ValueArg,
     typename HashArg = typename DefaultHash<ValueArg>::Hash,
-    typename TraitsArg = HashTraits<ValueArg> >
+    typename TraitsArg = HashTraits<ValueArg>>
 class HeapHashSet : public HashSet<ValueArg, HashArg, TraitsArg, HeapAllocator> { };
 
 template<
     typename ValueArg,
     typename HashArg = typename DefaultHash<ValueArg>::Hash,
-    typename TraitsArg = HashTraits<ValueArg> >
+    typename TraitsArg = HashTraits<ValueArg>>
 class HeapLinkedHashSet : public LinkedHashSet<ValueArg, HashArg, TraitsArg, HeapAllocator> { };
 
 template<
     typename ValueArg,
     size_t inlineCapacity = 0, // The inlineCapacity is just a dummy to match ListHashSet (off-heap).
     typename HashArg = typename DefaultHash<ValueArg>::Hash>
-class HeapListHashSet : public ListHashSet<ValueArg, inlineCapacity, HashArg, HeapListHashSetAllocator<ValueArg, inlineCapacity> > { };
+class HeapListHashSet : public ListHashSet<ValueArg, inlineCapacity, HashArg, HeapListHashSetAllocator<ValueArg, inlineCapacity>> { };
 
 template<
     typename Value,
     typename HashFunctions = typename DefaultHash<Value>::Hash,
-    typename Traits = HashTraits<Value> >
+    typename Traits = HashTraits<Value>>
 class HeapHashCountedSet : public HashCountedSet<Value, HashFunctions, Traits, HeapAllocator> { };
 
 template<typename T, size_t inlineCapacity = 0>
@@ -2392,7 +2392,7 @@ struct GCInfoTrait<HeapHashSet<T, U, V>> : public GCInfoTrait<HashSet<T, U, V, H
 template<typename T, typename U, typename V>
 struct GCInfoTrait<HeapLinkedHashSet<T, U, V>> : public GCInfoTrait<LinkedHashSet<T, U, V, HeapAllocator>> { };
 template<typename T, size_t inlineCapacity, typename U>
-struct GCInfoTrait<HeapListHashSet<T, inlineCapacity, U>> : public GCInfoTrait<ListHashSet<T, inlineCapacity, U, HeapListHashSetAllocator<T, inlineCapacity>> > { };
+struct GCInfoTrait<HeapListHashSet<T, inlineCapacity, U>> : public GCInfoTrait<ListHashSet<T, inlineCapacity, U, HeapListHashSetAllocator<T, inlineCapacity>>> { };
 template<typename T, size_t inlineCapacity>
 struct GCInfoTrait<HeapVector<T, inlineCapacity>> : public GCInfoTrait<Vector<T, inlineCapacity, HeapAllocator>> { };
 template<typename T, size_t inlineCapacity>