Weak Cells

src/factory.h

 // Copyright 2014 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_FACTORY_H_
 #define V8_FACTORY_H_
 
 #include "src/isolate.h"
 
 namespace v8 {
@@ skipping 278 matching lines @@
       int length,
       ExternalArrayType array_type,
       PretenureFlag pretenure = NOT_TENURED);
 
   Handle<Cell> NewCell(Handle<Object> value);
 
   Handle<PropertyCell> NewPropertyCellWithHole();
 
   Handle<PropertyCell> NewPropertyCell(Handle<Object> value);
 
+  Handle<WeakCell> NewWeakCell(Handle<HeapObject> value);
+
   // Allocate a tenured AllocationSite. It's payload is null.
   Handle<AllocationSite> NewAllocationSite();
 
   Handle<Map> NewMap(
       InstanceType type,
       int instance_size,
       ElementsKind elements_kind = TERMINAL_FAST_ELEMENTS_KIND);
 
   Handle<HeapObject> NewFillerObject(int size,
                                      bool double_align,
@@ skipping 404 matching lines @@
   // Reinitialize a JSProxy into an (empty) JS object of respective type and
   // size, but keeping the original prototype.  The receiver must have at least
   // the size of the new object.  The object is reinitialized and behaves as an
   // object that has been freshly allocated.
   void ReinitializeJSProxy(Handle<JSProxy> proxy, InstanceType type, int size);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_FACTORY_H_