Remove orphaned pages from Oilpan

third_party/WebKit/Source/platform/heap/Heap.h

 /*
  * 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 30 matching lines @@
 #include "wtf/AddressSanitizer.h"
 #include "wtf/Allocator.h"
 #include "wtf/Assertions.h"
 #include "wtf/Atomics.h"
 #include "wtf/Forward.h"
 #include <memory>
 
 namespace blink {
 
 class FreePagePool;
-class OrphanedPagePool;
 
 class PLATFORM_EXPORT HeapAllocHooks {
  public:
   // TODO(hajimehoshi): Pass a type name of the allocated object.
   typedef void AllocationHook(Address, size_t, const char*);
   typedef void FreeHook(Address);
 
   static void setAllocationHook(AllocationHook* hook) {
     m_allocationHook = hook;
   }
@@ skipping 375 matching lines @@
   Address checkAndMarkPointer(Visitor*,
                               Address,
                               MarkedPointerCallbackForTesting);
 #endif
 
   size_t objectPayloadSizeForTesting();
 
   void flushHeapDoesNotContainCache();
 
   FreePagePool* getFreePagePool() { return m_freePagePool.get(); }
-  OrphanedPagePool* getOrphanedPagePool() { return m_orphanedPagePool.get(); }
 
   // This look-up uses the region search tree and a negative contains cache to
   // provide an efficient mapping from arbitrary addresses to the containing
   // heap-page if one exists.
   BasePage* lookupPageForAddress(Address);
 
   static const GCInfo* gcInfo(size_t gcInfoIndex) {
     ASSERT(gcInfoIndex >= 1);
     ASSERT(gcInfoIndex < GCInfoTable::maxIndex);
     ASSERT(s_gcInfoTable);
@@ skipping 17 matching lines @@
   void commitCallbackStacks();
   void decommitCallbackStacks();
 
   RecursiveMutex m_threadAttachMutex;
   ThreadStateSet m_threads;
   ThreadHeapStats m_stats;
   std::unique_ptr<RegionTree> m_regionTree;
   std::unique_ptr<HeapDoesNotContainCache> m_heapDoesNotContainCache;
   std::unique_ptr<SafePointBarrier> m_safePointBarrier;
   std::unique_ptr<FreePagePool> m_freePagePool;
-  std::unique_ptr<OrphanedPagePool> m_orphanedPagePool;
   std::unique_ptr<CallbackStack> m_markingStack;
   std::unique_ptr<CallbackStack> m_postMarkingCallbackStack;
   std::unique_ptr<CallbackStack> m_globalWeakCallbackStack;
   std::unique_ptr<CallbackStack> m_ephemeronStack;
   BlinkGC::GCReason m_lastGCReason;
   StackFrameDepth m_stackFrameDepth;
 
   std::unique_ptr<HeapCompact> m_compaction;
 
   static ThreadHeap* s_mainThreadHeap;
@@ skipping 204 matching lines @@
   T** cell = reinterpret_cast<T**>(object);
   if (*cell && !ObjectAliveTrait<T>::isHeapObjectAlive(*cell))
     *cell = nullptr;
 }
 
 }  // namespace blink
 
 #include "platform/heap/VisitorImpl.h"
 
 #endif  // Heap_h