Replace is_reference_error bool argument with ParseErrorType enum

src/preparser.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <cmath>
 
 #include "src/allocation.h"
 #include "src/base/logging.h"
 #include "src/conversions-inl.h"
 #include "src/conversions.h"
 #include "src/globals.h"
 #include "src/hashmap.h"
 #include "src/list.h"
 #include "src/preparse-data.h"
 #include "src/preparse-data-format.h"
 #include "src/preparser.h"
 #include "src/unicode.h"
 #include "src/utils.h"
 
 namespace v8 {
 namespace internal {
 
 void PreParserTraits::ReportMessageAt(Scanner::Location location,
-                                      const char* message,
-                                      const char* arg,
-                                      bool is_reference_error) {
-  ReportMessageAt(location.beg_pos,
-                  location.end_pos,
-                  message,
-                  arg,
-                  is_reference_error);
+                                      const char* message, const char* arg,
+                                      ParseErrorType error_type) {
+  ReportMessageAt(location.beg_pos, location.end_pos, message, arg, error_type);
 }
 
 
-void PreParserTraits::ReportMessageAt(int start_pos,
-                                      int end_pos,
-                                      const char* message,
-                                      const char* arg,
-                                      bool is_reference_error) {
-  pre_parser_->log_->LogMessage(start_pos, end_pos, message, arg,
-                                is_reference_error);
+void PreParserTraits::ReportMessageAt(int start_pos, int end_pos,
+                                      const char* message, const char* arg,
+                                      ParseErrorType error_type) {
+  pre_parser_->log_->LogMessage(start_pos, end_pos, message, arg, error_type);
 }
 
 
 PreParserIdentifier PreParserTraits::GetSymbol(Scanner* scanner) {
   if (scanner->current_token() == Token::FUTURE_RESERVED_WORD) {
     return PreParserIdentifier::FutureReserved();
   } else if (scanner->current_token() ==
              Token::FUTURE_STRICT_RESERVED_WORD) {
     return PreParserIdentifier::FutureStrictReserved();
   } else if (scanner->current_token() == Token::LET) {
@@ skipping 979 matching lines @@
   ParseIdentifier(kAllowEvalOrArguments, CHECK_OK);
   ParseArguments(ok);
 
   return Expression::Default();
 }
 
 #undef CHECK_OK
 
 
 } }  // v8::internal