[stubs] Store typeof string on Oddballs.

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index 658c0d78b68d8fe889ceff508bb59592cb8a6971..267210cf0553e38f0f538bd19e707139b20de339 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -10198,15 +10198,16 @@ Handle<String> JSFunction::GetDebugName(Handle<JSFunction> function) {
 }
 
 
-void Oddball::Initialize(Isolate* isolate,
-                         Handle<Oddball> oddball,
-                         const char* to_string,
-                         Handle<Object> to_number,
-                         byte kind) {
+void Oddball::Initialize(Isolate* isolate, Handle<Oddball> oddball,
+                         const char* to_string, Handle<Object> to_number,
+                         const char* type_of, byte kind) {
   Handle<String> internalized_to_string =
       isolate->factory()->InternalizeUtf8String(to_string);
-  oddball->set_to_string(*internalized_to_string);
+  Handle<String> internalized_type_of =
+      isolate->factory()->InternalizeUtf8String(type_of);
   oddball->set_to_number(*to_number);
+  oddball->set_to_string(*internalized_to_string);
+  oddball->set_type_of(*internalized_type_of);
   oddball->set_kind(kind);
 }