Fix heap snapshot creation for Harmony collections.

test/cctest/test-api.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 18239 matching lines @@
 THREADED_TEST(Regress157124) {
   v8::HandleScope scope;
   LocalContext context;
   Local<ObjectTemplate> templ = ObjectTemplate::New();
   Local<Object> obj = templ->NewInstance();
   obj->GetIdentityHash();
   obj->DeleteHiddenValue(v8_str("Bug"));
 }
 
 
+THREADED_TEST(Regress2535) {
+  i::FLAG_harmony_collections = true;
+  v8::HandleScope scope;
+  LocalContext context;
+  Local<Value> set_value = CompileRun("new Set();");
+  Local<Object> set_object(Object::Cast(*set_value));
+  CHECK_EQ(0, set_object->InternalFieldCount());
+  Local<Value> map_value = CompileRun("new Map();");
+  Local<Object> map_object(Object::Cast(*map_value));
+  CHECK_EQ(0, map_object->InternalFieldCount());
+}
+
+
 #ifndef WIN32
 class ThreadInterruptTest {
  public:
   ThreadInterruptTest() : sem_(NULL), sem_value_(0) { }
   ~ThreadInterruptTest() { delete sem_; }
 
   void RunTest() {
     sem_ = i::OS::CreateSemaphore(0);
 
     InterruptThread i_thread(this);
@@ skipping 43 matching lines @@
   i::Semaphore* sem_;
   volatile int sem_value_;
 };
 
 
 THREADED_TEST(SemaphoreInterruption) {
   ThreadInterruptTest().RunTest();
 }
 
 #endif  // WIN32