Revert of Move postGC out of CrossThreadPersistentRegion::LockScope

third_party/WebKit/Source/platform/heap/HeapTest.cpp

 /*
  * Copyright (C) 2013 Google Inc. 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
@@ skipping 277 matching lines @@
     }
   }
 
   bool allThreadsParked() { return m_parkedAllThreads; }
 
   ~TestGCScope() {
     // Only cleanup if we parked all threads in which case the GC happened
     // and we need to resume the other threads.
     if (LIKELY(m_parkedAllThreads)) {
       m_state->heap().postGC(BlinkGC::GCWithSweep);
-      m_state->heap().preSweep(BlinkGC::GCWithSweep);
       m_state->heap().resume();
     }
   }
 
  private:
   ThreadState* m_state;
   SafePointScope m_safePointScope;
   bool m_parkedAllThreads;  // False if we fail to park all threads
 };
 
@@ skipping 6259 matching lines @@
       "HeapVector");
   static_assert(
       WTF::IsGarbageCollectedType<HeapDeque<Member<IntWrapper>>>::value,
       "HeapDeque");
   static_assert(WTF::IsGarbageCollectedType<
                     HeapTerminatedArray<Member<IntWrapper>>>::value,
                 "HeapTerminatedArray");
 }
 
 }  // namespace blink