Cleanup Delete backend implementation.

src/objects.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_OBJECTS_H_
 #define V8_OBJECTS_H_
 
 #include <iosfwd>
 
 #include "src/allocation.h"
@@ skipping 2265 matching lines @@
   Context* GetCreationContext();
 
   // Enqueue change record for Object.observe. May cause GC.
   MUST_USE_RESULT static MaybeHandle<Object> EnqueueChangeRecord(
       Handle<JSObject> object, const char* type, Handle<Name> name,
       Handle<Object> old_value);
 
   // Gets the current elements capacity and the number of used elements.
   void GetElementsCapacityAndUsage(int* capacity, int* used);
 
+  // Deletes an existing named property in a normalized object.
+  static void DeleteNormalizedProperty(Handle<JSObject> object,
+                                       Handle<Name> name, int entry);
+
  private:
   friend class DictionaryElementsAccessor;
   friend class JSReceiver;
   friend class Object;
 
   static void MigrateFastToFast(Handle<JSObject> object, Handle<Map> new_map);
   static void MigrateFastToSlow(Handle<JSObject> object,
                                 Handle<Map> new_map,
                                 int expected_additional_properties);
 
   // Used from Object::GetProperty().
   MUST_USE_RESULT static MaybeHandle<Object> GetPropertyWithFailedAccessCheck(
       LookupIterator* it);
 
   MUST_USE_RESULT static MaybeHandle<Object> SetPropertyWithFailedAccessCheck(
       LookupIterator* it, Handle<Object> value);
 
   // Add a property to a slow-case object.
   static void AddSlowProperty(Handle<JSObject> object,
                               Handle<Name> name,
                               Handle<Object> value,
                               PropertyAttributes attributes);
 
   MUST_USE_RESULT static MaybeHandle<Object> DeletePropertyWithInterceptor(
       LookupIterator* it);
 
-  // Deletes an existing named property in a normalized object.
-  static void DeleteNormalizedProperty(Handle<JSObject> object,
-                                       Handle<Name> name);
-
   bool ReferencesObjectFromElements(FixedArray* elements,
                                     ElementsKind kind,
                                     Object* object);
 
   static bool CanSetCallback(Handle<JSObject> object, Handle<Name> name);
   static void SetElementCallback(Handle<JSObject> object,
                                  uint32_t index,
                                  Handle<Object> structure,
                                  PropertyAttributes attributes);
   static void SetPropertyCallback(Handle<JSObject> object,
@@ skipping 8487 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_