Merge changes up to V8 version 2.1.3 into the partial snapshots

src/bootstrapper.cc

 // Copyright 2006-2008 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 1090 matching lines @@
             common_attributes);
 
     Handle<Map> script_map = Handle<Map>(script_fun->initial_map());
     script_map->set_instance_descriptors(*script_descriptors);
 
     // Allocate the empty script.
     Handle<Script> script = Factory::NewScript(Factory::empty_string());
     script->set_type(Smi::FromInt(Script::TYPE_NATIVE));
     Heap::public_set_empty_script(*script);
   }
+  {
+    // Builtin function for OpaqueReference -- a JSValue-based object,
+    // that keeps its field isolated from JavaScript code. It may store
+    // objects, that JavaScript code may not access.
+    Handle<JSFunction> opaque_reference_fun =
+        InstallFunction(builtins, "OpaqueReference", JS_VALUE_TYPE,
+                        JSValue::kSize, Top::initial_object_prototype(),
+                        Builtins::Illegal, false);
+    Handle<JSObject> prototype =
+        Factory::NewJSObject(Top::object_function(), TENURED);
+    SetPrototype(opaque_reference_fun, prototype);
+    global_context()->set_opaque_reference_function(*opaque_reference_fun);
+  }
 
   // Install natives.
   for (int i = Natives::GetDebuggerCount();
        i < Natives::GetBuiltinsCount();
        i++) {
     Vector<const char> name = Natives::GetScriptName(i);
     if (!CompileBuiltin(i)) return false;
     // TODO(ager): We really only need to install the JS builtin
     // functions on the builtins object after compiling and running
     // runtime.js.
@@ skipping 517 matching lines @@
 }
 
 
 // Restore statics that are thread local.
 char* BootstrapperActive::RestoreState(char* from) {
   nesting_ = *reinterpret_cast<int*>(from);
   return from + sizeof(nesting_);
 }
 
 } }  // namespace v8::internal