Refactor lexical home object binding

src/parser.cc

Index: src/parser.cc
diff --git a/src/parser.cc b/src/parser.cc
index 383f96c8faf98609a165086a58954ddc04e454b8..a961f9140386b67cf84dbfb26b62341d37685dab 100644
--- a/src/parser.cc
+++ b/src/parser.cc
@@ -759,12 +759,16 @@ Expression* ParserTraits::ThisExpression(Scope* scope, AstNodeFactory* factory,
 Expression* ParserTraits::SuperPropertyReference(Scope* scope,
                                                  AstNodeFactory* factory,
                                                  int pos) {
-  VariableProxy* home_object_proxy = scope->NewUnresolved(
-      factory, parser_->ast_value_factory()->home_object_string(),
+  // this_function[home_object_symbol]
+  VariableProxy* this_function_proxy = scope->NewUnresolved(
+      factory, parser_->ast_value_factory()->this_function_string(),
       Variable::NORMAL, pos);
+  Expression* home_object_symbol_literal =
+      factory->NewSymbolLiteral("home_object_symbol", RelocInfo::kNoPosition);
+  Expression* home_object = factory->NewProperty(
+      this_function_proxy, home_object_symbol_literal, pos);
   return factory->NewSuperPropertyReference(
-      ThisExpression(scope, factory, pos)->AsVariableProxy(), home_object_proxy,
-      pos);
+      ThisExpression(scope, factory, pos)->AsVariableProxy(), home_object, pos);
 }