Add non-script SharedFunctionInfos to the Iterator.

test/cctest/test-heap.cc

 // 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 6245 matching lines @@
   LocalContext context;
 
   heap->CollectAllGarbage();
   heap->CollectAllGarbage();
 
   int sfi_count = 0;
   {
     HeapIterator it(heap);
     for (HeapObject* obj = it.next(); obj != NULL; obj = it.next()) {
       if (!obj->IsSharedFunctionInfo()) continue;
-      // Shared function infos without a script (API functions or C++ builtins)
-      // are not returned by the iterator because they are not created from a
-      // script. They are not interesting for type feedback vector anyways.
-
-      // TODO(mvstanton): There are builtins that use type feedback vectors,
-      // consider adding these to the iterator.
-      SharedFunctionInfo* shared = SharedFunctionInfo::cast(obj);
-      if (shared->script()->IsUndefined()) {
-        CHECK(shared->native() || shared->feedback_vector()->is_empty());
-      } else {
-        sfi_count++;
-      }
+      sfi_count++;
     }
   }
 
   {
     SharedFunctionInfo::Iterator iterator(isolate);
     while (iterator.Next()) sfi_count--;
   }
 
   CHECK_EQ(0, sfi_count);
 }
@@ skipping 28 matching lines @@
   // The CollectGarbage call above starts sweeper threads.
   // The crash will happen if the following two functions
   // are called before sweeping finishes.
   heap->StartIncrementalMarking();
   heap->FinalizeIncrementalMarkingIfComplete("test");
 }
 
 
 }  // namespace internal
 }  // namespace v8