[rename] Rename internal field to embedder field.

include/v8-util.h

Index: include/v8-util.h
diff --git a/include/v8-util.h b/include/v8-util.h
index a04a5e84f80dc47e05cd65757e0fe0da1d80dbf5..8b73f1230cf373c86a745472576d0e28a4a6657d 100644
--- a/include/v8-util.h
+++ b/include/v8-util.h
@@ -25,11 +25,11 @@ enum PersistentContainerCallbackType {
   kNotWeak,
   // These correspond to v8::WeakCallbackType
   kWeakWithParameter,
-  kWeakWithInternalFields,
+  kWeakWithEmbedderFields,
+  kWeakWithInternalFields = kWeakWithEmbedderFields,  // Deprecate.
   kWeak = kWeakWithParameter  // For backwards compatibility.  Deprecate.
 };
 
-
 /**
  * A default trait implemenation for PersistentValueMap which uses std::map
  * as a backing map.
@@ -462,7 +462,7 @@ class GlobalValueMap : public PersistentValueMapBase<K, V, Traits> {
     if (Traits::kCallbackType != kNotWeak) {
       WeakCallbackType callback_type =
           Traits::kCallbackType == kWeakWithInternalFields
-              ? WeakCallbackType::kInternalFields
+              ? WeakCallbackType::kEmbedderFields
               : WeakCallbackType::kParameter;
       Local<V> value(Local<V>::New(this->isolate(), *persistent));
       persistent->template SetWeak<typename Traits::WeakCallbackDataType>(