Heap profiler: add a missing link between a function closure and shared function info.

src/api.cc

 // Copyright 2009 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 4442 matching lines @@
       reinterpret_cast<const i::HeapGraphEdge*>(this)->type());
 }
 
 
 Handle<Value> HeapGraphEdge::GetName() const {
   IsDeadCheck("v8::HeapGraphEdge::GetName");
   const i::HeapGraphEdge* edge =
       reinterpret_cast<const i::HeapGraphEdge*>(this);
   switch (edge->type()) {
     case i::HeapGraphEdge::CONTEXT_VARIABLE:
+    case i::HeapGraphEdge::INTERNAL:
     case i::HeapGraphEdge::PROPERTY:
       return Handle<String>(ToApi<String>(i::Factory::LookupAsciiSymbol(
           edge->name())));
     case i::HeapGraphEdge::ELEMENT:
       return Handle<Number>(ToApi<Number>(i::Factory::NewNumberFromInt(
           edge->index())));
     default: UNREACHABLE();
   }
   return ImplementationUtilities::Undefined();
 }
@@ skipping 242 matching lines @@
 
 
 char* HandleScopeImplementer::Iterate(ObjectVisitor* v, char* storage) {
   HandleScopeImplementer* thread_local =
       reinterpret_cast<HandleScopeImplementer*>(storage);
   thread_local->IterateThis(v);
   return storage + ArchiveSpacePerThread();
 }
 
 } }  // namespace v8::internal