[es6] Make ParseSuperExpression uses scopes instead

src/preparser.cc

Index: src/preparser.cc
diff --git a/src/preparser.cc b/src/preparser.cc
index 950f7b50ec35ca6a255788dac4b1aecccdef9086..024c916488951b5f85d573ab928e98742ed0d4f9 100644
--- a/src/preparser.cc
+++ b/src/preparser.cc
@@ -107,7 +107,7 @@ PreParser::PreParseResult PreParser::PreParseLazyFunction(
   FunctionState top_state(&function_state_, &scope_, top_scope, kNormalFunction,
                           &top_factory);
   scope_->SetLanguageMode(language_mode);
-  Scope* function_scope = NewScope(scope_, FUNCTION_SCOPE);
+  Scope* function_scope = NewScope(scope_, FUNCTION_SCOPE, kind);
   PreParserFactory function_factory(NULL);
   FunctionState function_state(&function_state_, &scope_, function_scope, kind,
                                &function_factory);
@@ -982,7 +982,7 @@ PreParser::Expression PreParser::ParseFunctionLiteral(
 
   // Parse function body.
   bool outer_is_script_scope = scope_->is_script_scope();
-  Scope* function_scope = NewScope(scope_, FUNCTION_SCOPE);
+  Scope* function_scope = NewScope(scope_, FUNCTION_SCOPE, kind);
   PreParserFactory factory(NULL);
   FunctionState function_state(&function_state_, &scope_, function_scope, kind,
                                &factory);