[parser] Enforce module-specific identifier restriction

src/parsing/parser.cc

Index: src/parsing/parser.cc
diff --git a/src/parsing/parser.cc b/src/parsing/parser.cc
index 8005479a32670b05c34eef744975b0d47d86af17..f68f6e0e9e5f11ddf8d8baa311ab403f39acdd71 100644
--- a/src/parsing/parser.cc
+++ b/src/parsing/parser.cc
@@ -1386,7 +1386,7 @@ void* Parser::ParseExportClause(ZoneList<const AstRawString*>* export_names,
     // Keep track of the first reserved word encountered in case our
     // caller needs to report an error.
     if (!reserved_loc->IsValid() &&
-        !Token::IsIdentifier(name_tok, STRICT, false)) {
+        !Token::IsIdentifier(name_tok, STRICT, false, true)) {
       *reserved_loc = scanner()->location();
     }
     const AstRawString* local_name = ParseIdentifierName(CHECK_OK);
@@ -1437,7 +1437,7 @@ ZoneList<ImportDeclaration*>* Parser::ParseNamedImports(int pos, bool* ok) {
     if (CheckContextualKeyword(CStrVector("as"))) {
       local_name = ParseIdentifierName(CHECK_OK);
     }
-    if (!Token::IsIdentifier(scanner()->current_token(), STRICT, false)) {
+    if (!Token::IsIdentifier(scanner()->current_token(), STRICT, false, true)) {
       *ok = false;
       ReportMessage(MessageTemplate::kUnexpectedReserved);
       return NULL;