remove old MakeWeak

test/cctest/test-weakmaps.cc

 // Copyright 2011 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 96 matching lines @@
   CHECK_EQ(0, NumberOfWeakCalls);
   CHECK_EQ(1, ObjectHashTable::cast(weakmap->table())->NumberOfElements());
   CHECK_EQ(
       0, ObjectHashTable::cast(weakmap->table())->NumberOfDeletedElements());
 
   // Make the global reference to the key weak.
   {
     HandleScope scope(isolate);
     global_handles->MakeWeak(key.location(),
                              reinterpret_cast<void*>(1234),
-                             &WeakPointerCallback,
-                             NULL);
+                             &WeakPointerCallback);
   }
   CHECK(global_handles->IsWeak(key.location()));
 
   // Force a full GC.
   // Perform two consecutive GCs because the first one will only clear
   // weak references whereas the second one will also clear weak maps.
   heap->CollectAllGarbage(false);
   CHECK_EQ(1, NumberOfWeakCalls);
   CHECK_EQ(1, ObjectHashTable::cast(weakmap->table())->NumberOfElements());
   CHECK_EQ(
@@ skipping 113 matching lines @@
                    Handle<Smi>(Smi::FromInt(i), isolate));
   }
 
   // Force compacting garbage collection. The subsequent collections are used
   // to verify that key references were actually updated.
   CHECK(FLAG_always_compact);
   heap->CollectAllGarbage(Heap::kNoGCFlags);
   heap->CollectAllGarbage(Heap::kNoGCFlags);
   heap->CollectAllGarbage(Heap::kNoGCFlags);
 }