Work in progress: ES6 Maps and Sets with deterministic iteration support

src/factory.h

Index: src/factory.h
diff --git a/src/factory.h b/src/factory.h
index 5562ef4ec2a608ba9c4176dd77da4011fe767f79..c20ac125b4b917cf2078cfb31c693f7257a1b862 100644
--- a/src/factory.h
+++ b/src/factory.h
@@ -35,6 +35,9 @@
 namespace v8 {
 namespace internal {
 
+class CloseTableMap;
+class CloseTableSet;
+
 // Interface for handle based allocation.
 
 class Factory {
@@ -82,6 +85,9 @@ class Factory {
       int at_least_space_for,
       MinimumCapacity capacity_option = USE_DEFAULT_MINIMUM_CAPACITY);
 
+  Handle<CloseTableSet> NewCloseTableSet();
+  Handle<CloseTableMap> NewCloseTableMap();
+
   Handle<WeakHashTable> NewWeakHashTable(int at_least_space_for);
 
   Handle<DescriptorArray> NewDescriptorArray(int number_of_descriptors,