Fix incorrect blink_gc memory dump caused by r383965

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 101 matching lines @@
 
     static bool isLowEndDevice() { return s_isLowEndDevice; }
     static void increaseTotalAllocatedObjectSize(size_t delta) { atomicAdd(&s_totalAllocatedObjectSize, static_cast<long>(delta)); }
     static void decreaseTotalAllocatedObjectSize(size_t delta) { atomicSubtract(&s_totalAllocatedObjectSize, static_cast<long>(delta)); }
     static size_t totalAllocatedObjectSize() { return acquireLoad(&s_totalAllocatedObjectSize); }
     static void increaseTotalMarkedObjectSize(size_t delta) { atomicAdd(&s_totalMarkedObjectSize, static_cast<long>(delta)); }
     static size_t totalMarkedObjectSize() { return acquireLoad(&s_totalMarkedObjectSize); }
     static void increaseTotalAllocatedSpace(size_t delta) { atomicAdd(&s_totalAllocatedSpace, static_cast<long>(delta)); }
     static void decreaseTotalAllocatedSpace(size_t delta) { atomicSubtract(&s_totalAllocatedSpace, static_cast<long>(delta)); }
     static size_t totalAllocatedSpace() { return acquireLoad(&s_totalAllocatedSpace); }
+    static void resetHeapCounters();
 
 private:
     static bool s_isLowEndDevice;
     static size_t s_totalAllocatedSpace;
     static size_t s_totalAllocatedObjectSize;
     static size_t s_totalMarkedObjectSize;
 
     friend class ThreadState;
 };
 
@@ skipping 418 matching lines @@
 void VisitorHelper<Derived>::handleWeakCell(Visitor* self, void* object)
 {
     T** cell = reinterpret_cast<T**>(object);
     if (*cell && !ObjectAliveTrait<T>::isHeapObjectAlive(*cell))
         *cell = nullptr;
 }
 
 } // namespace blink
 
 #endif // Heap_h