Free slots buffer entries when tearing down the heap.

src/heap.cc

 // Copyright 2012 the V8 project authors. 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
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@@ skipping 6937 matching lines @@
     PrintF("total_sweeping_time=%.1f ", sweeping_time());
     PrintF("\n\n");
   }
 
   TearDownArrayBuffers();
 
   isolate_->global_handles()->TearDown();
 
   external_string_table_.TearDown();
 
+  mark_compact_collector()->AbortCompaction();

[Michael Starzinger, 2013/07/30 11:08:38]

nit: Can we add a MarkCompactCollector::TearDown method that takes care this and
call this method from here? Just one additional indirection, but better
abstraction.

[Hannes Payer (out of office), 2013/07/31 07:13:37]

Done.

+
   new_space_.TearDown();
 
   if (old_pointer_space_ != NULL) {
     old_pointer_space_->TearDown();
     delete old_pointer_space_;
     old_pointer_space_ = NULL;
   }
 
   if (old_data_space_ != NULL) {
     old_data_space_->TearDown();
@@ skipping 1071 matching lines @@
   if (FLAG_parallel_recompilation) {
     heap_->relocation_mutex_->Lock();
 #ifdef DEBUG
     heap_->relocation_mutex_locked_by_optimizer_thread_ =
         heap_->isolate()->optimizing_compiler_thread()->IsOptimizerThread();
 #endif  // DEBUG
   }
 }
 
 } }  // namespace v8::internal