Symbols::NewFormatted and old space allocation.

runtime/vm/object.cc

Index: runtime/vm/object.cc
diff --git a/runtime/vm/object.cc b/runtime/vm/object.cc
index c6f4c723b4208b5f8eb8aa11df8ecc690e7e95e2..868696e9e64e82a198204619b4c794a32396e057 100644
--- a/runtime/vm/object.cc
+++ b/runtime/vm/object.cc
@@ -2281,12 +2281,12 @@ void Class::AddClosureFunction(const Function& function) const {
   GrowableObjectArray& closures =
       GrowableObjectArray::Handle(raw_ptr()->closure_functions_);
   if (closures.IsNull()) {
-    closures = GrowableObjectArray::New(4);
+    closures = GrowableObjectArray::New(4, Heap::kOld);
     StorePointer(&raw_ptr()->closure_functions_, closures.raw());
   }
   ASSERT(function.IsNonImplicitClosureFunction());
   ASSERT(function.Owner() == this->raw());
-  closures.Add(function);
+  closures.Add(function, Heap::kOld);
 }