Throw a TypeError when calling "next" method of a newly created generator with a value

src/messages.js

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 15 matching lines @@
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 // -------------------------------------------------------------------
 
 var kMessages = {
   // Error
   cyclic_proto:                  ["Cyclic __proto__ value"],
   code_gen_from_strings:         ["%0"],
   generator_running:             ["Generator is already running"],
   generator_finished:            ["Generator has already finished"],
+  generator_start:               ["Invalid argument for inital generator next method call"],
   // TypeError
   unexpected_token:              ["Unexpected token ", "%0"],
   unexpected_token_number:       ["Unexpected number"],
   unexpected_token_string:       ["Unexpected string"],
   unexpected_token_identifier:   ["Unexpected identifier"],
   unexpected_reserved:           ["Unexpected reserved word"],
   unexpected_strict_reserved:    ["Unexpected strict mode reserved word"],
   unexpected_eos:                ["Unexpected end of input"],
   malformed_regexp:              ["Invalid regular expression: /", "%0", "/: ", "%1"],
   unterminated_regexp:           ["Invalid regular expression: missing /"],
@@ skipping 1304 matching lines @@
     %GetAndClearOverflowedStackTrace(this);
   };
 
   %DefineOrRedefineAccessorProperty(
       boilerplate, 'stack', getter, setter, DONT_ENUM);
 
   return boilerplate;
 }
 
 var kStackOverflowBoilerplate = SetUpStackOverflowBoilerplate();