Limit the lifetime of handles in Map::UpdateCodeCache.

src/objects.cc

 // Copyright 2013 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 7254 matching lines @@
       ? SIMPLE_TRANSITION
       : FULL_TRANSITION;
   return CopyReplaceDescriptors(map, new_descriptors, flag, key, simple_flag);
 }
 
 
 void Map::UpdateCodeCache(Handle<Map> map,
                           Handle<Name> name,
                           Handle<Code> code) {
   Isolate* isolate = map->GetIsolate();
+  HandleScope scope(isolate);
   // Allocate the code cache if not present.
   if (map->code_cache()->IsFixedArray()) {
     Handle<Object> result = isolate->factory()->NewCodeCache();
     map->set_code_cache(*result);
   }
 
   // Update the code cache.
   Handle<CodeCache> code_cache(CodeCache::cast(map->code_cache()), isolate);
   CodeCache::Update(code_cache, name, code);
 }
@@ skipping 9307 matching lines @@
 #define ERROR_MESSAGES_TEXTS(C, T) T,
   static const char* error_messages_[] = {
       ERROR_MESSAGES_LIST(ERROR_MESSAGES_TEXTS)
   };
 #undef ERROR_MESSAGES_TEXTS
   return error_messages_[reason];
 }
 
 
 } }  // namespace v8::internal