Oilpan: Make the GC heuristics saner

Source/platform/heap/Handle.h

 /*
  * Copyright (C) 2014 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 189 matching lines @@
     NO_LAZY_SWEEP_SANITIZE_ADDRESS
     void initialize()
     {
         TraceCallback traceCallback = TraceMethodDelegate<PersistentBase<T, persistentConfiguration>, &PersistentBase<T, persistentConfiguration>::trace>::trampoline;
         if (persistentConfiguration == CrossThreadPersistentConfiguration) {
             m_persistentNode = ThreadState::crossThreadPersistentRegion().allocatePersistentNode(this, traceCallback);
         } else {
             ThreadState* state = ThreadStateFor<ThreadingTrait<T>::Affinity>::state();
             ASSERT(state->checkThread());
             m_persistentNode = state->persistentRegion()->allocatePersistentNode(this, traceCallback);
-            state->persistentAllocated();
 #if ENABLE(ASSERT)
             m_state = state;
 #endif
         }
     }
 
     void uninitialize()
     {
         if (persistentConfiguration == CrossThreadPersistentConfiguration) {
             ThreadState::crossThreadPersistentRegion().freePersistentNode(m_persistentNode);
         } else {
             ThreadState* state = ThreadStateFor<ThreadingTrait<T>::Affinity>::state();
             ASSERT(state->checkThread());
             // Persistent handle must be created and destructed in the same thread.
             ASSERT(m_state == state);
             state->persistentRegion()->freePersistentNode(m_persistentNode);
-            state->persistentFreed();
         }
     }
 
     void checkPointer()
     {
 #if ENABLE(ASSERT)
         if (!m_raw)
             return;
 
         // Heap::isHeapObjectAlive(m_raw) checks that m_raw is a traceable
@@ skipping 135 matching lines @@
         visitor->trace(*static_cast<Collection*>(this));
     }
 
 private:
     NO_LAZY_SWEEP_SANITIZE_ADDRESS
     void initialize()
     {
         ThreadState* state = ThreadState::current();
         ASSERT(state->checkThread());
         m_persistentNode = state->persistentRegion()->allocatePersistentNode(this, TraceMethodDelegate<PersistentHeapCollectionBase<Collection>, &PersistentHeapCollectionBase<Collection>::trace>::trampoline);
-        state->persistentAllocated();
 #if ENABLE(ASSERT)
         m_state = state;
 #endif
     }
 
     void uninitialize()
     {
         ThreadState* state = ThreadState::current();
         ASSERT(state->checkThread());
         // Persistent handle must be created and destructed in the same thread.
         ASSERT(m_state == state);
         state->persistentRegion()->freePersistentNode(m_persistentNode);
-        state->persistentFreed();
     }
 
     PersistentNode* m_persistentNode;
 #if ENABLE(ASSERT)
     ThreadState* m_state;
 #endif
 };
 
 template<
     typename KeyArg,
@@ skipping 749 matching lines @@
 struct ParamStorageTraits<RawPtr<T>> : public PointerParamStorageTraits<T*, blink::IsGarbageCollectedType<T>::value> {
     static_assert(sizeof(T), "T must be fully defined");
 };
 
 template<typename T>
 PassRefPtr<T> adoptRef(blink::RefCountedGarbageCollected<T>*) = delete;
 
 } // namespace WTF
 
 #endif