heap: make array buffer maps disjoint

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 1778 matching lines @@
 
   // These correspond to the non-Helper versions.
   void RegisterNewArrayBufferHelper(std::map<void*, size_t>& live_buffers,
                                     void* data, size_t length);
   void UnregisterArrayBufferHelper(
       std::map<void*, size_t>& live_buffers,
       std::map<void*, size_t>& not_yet_discovered_buffers, void* data);
   void RegisterLiveArrayBufferHelper(
       std::map<void*, size_t>& not_yet_discovered_buffers, void* data);
   size_t FreeDeadArrayBuffersHelper(
-      Isolate* isolate, std::map<void*, size_t>& live_buffers,
+      Isolate* isolate, bool from_scavenge,
       std::map<void*, size_t>& not_yet_discovered_buffers);
   void TearDownArrayBuffersHelper(
       Isolate* isolate, std::map<void*, size_t>& live_buffers,
       std::map<void*, size_t>& not_yet_discovered_buffers);
 
   // Record statistics before and after garbage collection.
   void ReportStatisticsBeforeGC();
   void ReportStatisticsAfterGC();
 
   // Creates and installs the full-sized number string cache.
@@ skipping 976 matching lines @@
   DisallowHeapAllocation no_allocation;  // i.e. no gc allowed.
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer);
 };
 #endif  // DEBUG
 }
 }  // namespace v8::internal
 
 #endif  // V8_HEAP_HEAP_H_