Pass all parser flags from Parser to PreParser

src/parsing/parser.cc

Index: src/parsing/parser.cc
diff --git a/src/parsing/parser.cc b/src/parsing/parser.cc
index 3ad3cf0d653e8bb74cb83c984c4228b2ba7efcc3..3bc11bea9058cf9fccc392d5a4d66e9692deb9cb 100644
--- a/src/parsing/parser.cc
+++ b/src/parsing/parser.cc
@@ -4686,11 +4686,13 @@ PreParser::PreParseResult Parser::ParseLazyFunctionBodyWithPreParser(
     SET_ALLOW(natives);
     SET_ALLOW(legacy_const);
     SET_ALLOW(harmony_sloppy);
+    SET_ALLOW(harmony_sloppy_function);
     SET_ALLOW(harmony_sloppy_let);
     SET_ALLOW(harmony_do_expressions);
     SET_ALLOW(harmony_function_name);
     SET_ALLOW(harmony_function_sent);
     SET_ALLOW(harmony_exponentiation_operator);
+    SET_ALLOW(harmony_restrictive_declarations);
 #undef SET_ALLOW
   }
   PreParser::PreParseResult result = reusable_preparser_->PreParseLazyFunction(