Oilpan: Remove Heap::getStats

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 945 matching lines @@
     static void dumpPathToObjectOnNextGC(void* p);
 
     // Forcibly find GCInfo of the object at Address.
     // This is slow and should only be used for debug purposes.
     // It involves finding the heap page and scanning the heap page for an object header.
     static const GCInfo* findGCInfo(Address);
 
     static String createBacktraceString();
 #endif
 
-    // Collect heap stats for all threads attached to the Blink
-    // garbage collector. Should only be called during garbage
-    // collection where threads are known to be at safe points.
-    static void getStats(HeapStats*);
-
     static void getStatsForTesting(HeapStats*);
 
     static void getHeapSpaceSize(uint64_t*, uint64_t*);
 
     static void makeConsistentForSweeping();
 
 #if ENABLE(ASSERT)
     static bool isConsistentForSweeping();
 #endif
 
@@ skipping 1437 matching lines @@
 };
 
 template<typename T>
 struct IfWeakMember<WeakMember<T> > {
     static bool isDead(Visitor* visitor, const WeakMember<T>& t) { return !visitor->isAlive(t.get()); }
 };
 
 } // namespace blink
 
 #endif // Heap_h