Fixing --verify-predictable mode.

src/heap/heap.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_HEAP_HEAP_H_
 #define V8_HEAP_HEAP_H_
 
 #include <cmath>
 #include <map>
 
@@ skipping 870 matching lines @@
 
   // Checks whether the given object is allowed to be migrated from it's
   // current space into the given destination space. Used for debugging.
   inline bool AllowedToBeMigrated(HeapObject* object, AllocationSpace dest);
 
   void CheckHandleCount();
 
   // Number of "runtime allocations" done so far.
   uint32_t allocations_count() { return allocations_count_; }
 
-  // Returns deterministic "time" value in ms. Works only with
-  // FLAG_verify_predictable.
-  double synthetic_time() { return allocations_count() / 2.0; }
-
   // Print short heap statistics.
   void PrintShortHeapStatistics();
 
   inline HeapState gc_state() { return gc_state_; }
 
   inline bool IsInGCPostProcessing() { return gc_post_processing_depth_ > 0; }
 
   // If an object has an AllocationMemento trailing it, return it, otherwise
   // return NULL;
   inline AllocationMemento* FindAllocationMemento(HeapObject* object);
@@ skipping 1251 matching lines @@
 
   // Returns the amount of external memory registered since last global gc.
   int64_t PromotedExternalMemorySize();
 
   // How many "runtime allocations" happened.
   uint32_t allocations_count_;
 
   // Running hash over allocations performed.
   uint32_t raw_allocations_hash_;
 
-  // Countdown counter, dumps allocation hash when 0.
-  uint32_t dump_allocations_hash_countdown_;
-
   // How many mark-sweep collections happened.
   unsigned int ms_count_;
 
   // How many gc happened.
   unsigned int gc_count_;
 
   // For post mortem debugging.
   int remembered_unmapped_pages_index_;
   Address remembered_unmapped_pages_[kRememberedUnmappedPages];
 
@@ skipping 541 matching lines @@
   DisallowHeapAllocation no_allocation;  // i.e. no gc allowed.
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer);
 };
 #endif  // DEBUG
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_HEAP_HEAP_H_