Initialize "weakness_type" field in global handles

src/global-handles.cc

 // Copyright 2009 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.
 
 #include "src/v8.h"
 
 #include "src/api.h"
 #include "src/global-handles.h"
 
 #include "src/vm-state-inl.h"
@@ skipping 58 matching lines @@
     set_in_new_space_list(false);
     parameter_or_next_free_.next_free = NULL;
     weak_callback_ = NULL;
   }
 #endif
 
   void Initialize(int index, Node** first_free) {
     index_ = static_cast<uint8_t>(index);
     DCHECK(static_cast<int>(index_) == index);
     set_state(FREE);
+    set_weakness_type(NORMAL_WEAK);
     set_in_new_space_list(false);
     parameter_or_next_free_.next_free = *first_free;
     *first_free = this;
   }
 
   void Acquire(Object* object) {
     DCHECK(state() == FREE);
     object_ = object;
     class_id_ = v8::HeapProfiler::kPersistentHandleNoClassId;
     set_independent(false);
@@ skipping 1135 matching lines @@
   DCHECK_EQ(isolate->heap()->the_hole_value(), blocks_[block][offset]);
   blocks_[block][offset] = object;
   if (isolate->heap()->InNewSpace(object)) {
     new_space_indices_.Add(size_);
   }
   *index = size_++;
 }
 
 
 } }  // namespace v8::internal