Handlify JSObject::DeleteElement method.

src/objects.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1964 matching lines @@
       StrictModeFlag strict_mode,
       StoreFromKeyed store_from_keyed = MAY_BE_STORE_FROM_KEYED);
   MUST_USE_RESULT MaybeObject* SetPropertyWithDefinedSetter(JSReceiver* setter,
                                                             Object* value);
 
   static Handle<Object> DeleteProperty(Handle<JSReceiver> object,
                                        Handle<Name> name,
                                        DeleteMode mode = NORMAL_DELETION);
   static Handle<Object> DeleteElement(Handle<JSReceiver> object,
                                       uint32_t index,
-                                      DeleteMode mode);
+                                      DeleteMode mode = NORMAL_DELETION);
 
   // Set the index'th array element.
   // Can cause GC, or return failure if GC is required.
   MUST_USE_RESULT MaybeObject* SetElement(uint32_t index,
                                           Object* value,
                                           PropertyAttributes attributes,
                                           StrictModeFlag strict_mode,
                                           bool check_prototype);
 
   // Tests for the fast common case for property enumeration.
@@ skipping 317 matching lines @@
   // Deletes a hidden property. Deleting a non-existing property is
   // considered successful.
   void DeleteHiddenProperty(Name* key);
   // Returns true if the object has a property with the hidden string as name.
   bool HasHiddenProperties();
 
   static int GetIdentityHash(Handle<JSObject> obj);
   MUST_USE_RESULT MaybeObject* GetIdentityHash(CreationFlag flag);
   MUST_USE_RESULT MaybeObject* SetIdentityHash(Smi* hash, CreationFlag flag);
 
-  static Handle<Object> DeleteElement(Handle<JSObject> obj,
-                                      uint32_t index,
-                                      DeleteMode mode = NORMAL_DELETION);
-  MUST_USE_RESULT MaybeObject* DeleteElement(uint32_t index, DeleteMode mode);
-
   inline void ValidateElements();
 
   // Makes sure that this object can contain HeapObject as elements.
   MUST_USE_RESULT inline MaybeObject* EnsureCanContainHeapObjectElements();
 
   // Makes sure that this object can contain the specified elements.
   MUST_USE_RESULT inline MaybeObject* EnsureCanContainElements(
       Object** elements,
       uint32_t count,
       EnsureElementsMode mode);
@@ skipping 467 matching lines @@
                                                       Handle<Name> name,
                                                       DeleteMode mode);
   static Handle<Object> DeletePropertyWithInterceptor(Handle<JSObject> object,
                                                       Handle<Name> name);
 
   // Deletes the named property in a normalized object.
   static Handle<Object> DeleteNormalizedProperty(Handle<JSObject> object,
                                                  Handle<Name> name,
                                                  DeleteMode mode);
 
-  MUST_USE_RESULT MaybeObject* DeleteElementWithInterceptor(uint32_t index);
+  static Handle<Object> DeleteElement(Handle<JSObject> object,
+                                      uint32_t index,
+                                      DeleteMode mode);
+  static Handle<Object> DeleteElementWithInterceptor(Handle<JSObject> object,
+                                                     uint32_t index);
 
   MUST_USE_RESULT MaybeObject* DeleteFastElement(uint32_t index);
   MUST_USE_RESULT MaybeObject* DeleteDictionaryElement(uint32_t index,
                                                        DeleteMode mode);
 
   bool ReferencesObjectFromElements(FixedArray* elements,
                                     ElementsKind kind,
                                     Object* object);
 
   // Returns true if most of the elements backing storage is used.
@@ skipping 7450 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_