Fix handle zapping interaction with NoHandleAllocation.

src/api.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
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 665 matching lines @@
 
 
 HandleScope::~HandleScope() {
   if (!is_closed_) {
     Leave();
   }
 }
 
 
 void HandleScope::Leave() {
-  v8::ImplementationUtilities::HandleScopeData* current =
-      isolate_->handle_scope_data();
-  current->level--;
-  ASSERT(current->level >= 0);
-  current->next = prev_next_;
-  if (current->limit != prev_limit_) {
-    current->limit = prev_limit_;
-    i::HandleScope::DeleteExtensions(isolate_);
-  }
-
-#ifdef ENABLE_EXTRA_CHECKS
-  i::HandleScope::ZapRange(prev_next_, prev_limit_);
-#endif
+  return i::HandleScope::CloseScope(isolate_, prev_next_, prev_limit_);
 }
 
 
 int HandleScope::NumberOfHandles() {
   i::Isolate* isolate = i::Isolate::Current();
   if (!EnsureInitializedForIsolate(isolate, "HandleScope::NumberOfHandles")) {
     return 0;
   }
   return i::HandleScope::NumberOfHandles(isolate);
 }
@@ skipping 7194 matching lines @@
 
   v->VisitPointers(blocks_.first(), first_block_limit_);
 
   for (int i = 1; i < blocks_.length(); i++) {
     v->VisitPointers(blocks_[i], &blocks_[i][kHandleBlockSize]);
   }
 }
 
 
 } }  // namespace v8::internal