[TypeFeedbackVector] Combine the literals array and the feedback vector.

src/snapshot/partial-serializer.cc

Index: src/snapshot/partial-serializer.cc
diff --git a/src/snapshot/partial-serializer.cc b/src/snapshot/partial-serializer.cc
index b78a1edbd0647f52079a4a3ee1c4b922ad334c5f..52938a5fbe2962ac7c0722a60b870cf4845c3897 100644
--- a/src/snapshot/partial-serializer.cc
+++ b/src/snapshot/partial-serializer.cc
@@ -93,10 +93,9 @@ void PartialSerializer::SerializeObject(HeapObject* obj, HowToCode how_to_code,
   // Clear literal boilerplates.
   if (obj->IsJSFunction()) {
     JSFunction* function = JSFunction::cast(obj);
-    LiteralsArray* literals = function->literals();
-    for (int i = 0; i < literals->literals_count(); i++) {
-      literals->set_literal_undefined(i);
-    }
+    TypeFeedbackVector* vector = function->feedback_vector();
+    vector->ClearSlots(function->shared());
+    // TODO(mvstanton): I think there is duplication here.
     function->ClearTypeFeedbackInfo();
   }