Move scope_uses_super_property_ to DeclarationScope

src/parsing/preparser.cc

Index: src/parsing/preparser.cc
diff --git a/src/parsing/preparser.cc b/src/parsing/preparser.cc
index 9696cc75ba230d409fa8f3468e6e83c16cf7e63f..2467c54a2255cd5cdd0f07458a040243e389f9c8 100644
--- a/src/parsing/preparser.cc
+++ b/src/parsing/preparser.cc
@@ -1178,10 +1178,12 @@ void PreParser::ParseLazyFunctionLiteralBody(bool* ok,
   // Position right after terminal '}'.
   DCHECK_EQ(Token::RBRACE, scanner()->peek());
   int body_end = scanner()->peek_location().end_pos;
+  DeclarationScope* scope = this->scope()->AsDeclarationScope();
+  DCHECK(scope->is_function_scope());
   log_->LogFunction(body_start, body_end,
                     function_state_->materialized_literal_count(),
                     function_state_->expected_property_count(), language_mode(),
-                    scope()->uses_super_property(), scope()->calls_eval());
+                    scope->uses_super_property(), scope->calls_eval());
 }
 
 PreParserExpression PreParser::ParseClassLiteral(