Move ParseArguments to ParserBase and add tests.

src/preparser.cc

 // Copyright 2011 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 1120 matching lines @@
       }
       default:
         return expression;
     }
   }
   ASSERT(false);
   return PreParserExpression::Default();
 }
 
 
-PreParser::Arguments PreParser::ParseArguments(bool* ok) {
-  // Arguments ::
-  //   '(' (AssignmentExpression)*[','] ')'
-
-  Expect(Token::LPAREN, ok);
-  if (!*ok) return -1;
-  bool done = (peek() == Token::RPAREN);
-  int argc = 0;
-  while (!done) {
-    ParseAssignmentExpression(true, ok);
-    if (!*ok) return -1;
-    argc++;
-    done = (peek() == Token::RPAREN);
-    if (!done) {
-      Expect(Token::COMMA, ok);
-      if (!*ok) return -1;
-    }
-  }
-  Expect(Token::RPAREN, ok);
-  return argc;
-}
-
 PreParser::Expression PreParser::ParseFunctionLiteral(
     Identifier function_name,
     Scanner::Location function_name_location,
     bool name_is_strict_reserved,
     bool is_generator,
     int function_token_pos,
     FunctionLiteral::FunctionType function_type,
     bool* ok) {
   // Function ::
   //   '(' FormalParameterList? ')' '{' FunctionBody '}'
@@ skipping 139 matching lines @@
   int identifier_pos = position();
   if (scanner()->is_literal_ascii()) {
     log_->LogAsciiSymbol(identifier_pos, scanner()->literal_ascii_string());
   } else {
     log_->LogUtf16Symbol(identifier_pos, scanner()->literal_utf16_string());
   }
 }
 
 
 } }  // v8::internal