AllocationSite objects weakly linked for traversal

src/objects-visiting.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 37 matching lines @@
  public:
 #define VISITOR_ID_LIST(V)    \
   V(SeqOneByteString)           \
   V(SeqTwoByteString)         \
   V(ShortcutCandidate)        \
   V(ByteArray)                \
   V(FreeSpace)                \
   V(FixedArray)               \
   V(FixedDoubleArray)         \
   V(NativeContext)            \
+  V(AllocationSite)           \
   V(DataObject2)              \
   V(DataObject3)              \
   V(DataObject4)              \
   V(DataObject5)              \
   V(DataObject6)              \
   V(DataObject7)              \
   V(DataObject8)              \
   V(DataObject9)              \
   V(DataObjectGeneric)        \
   V(JSObject2)                \
@@ skipping 398 matching lines @@
 
 
 template<typename StaticVisitor>
 VisitorDispatchTable<typename StaticMarkingVisitor<StaticVisitor>::Callback>
     StaticMarkingVisitor<StaticVisitor>::table_;
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_VISITING_H_