Use ErrorReporter in many places.

pkg/analyzer/lib/src/generated/parser.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library analyzer.src.generated.parser;
 
 import 'dart:collection';
 import "dart:math" as math;
 
 import 'package:analyzer/dart/ast/ast.dart';
@@ skipping 2102 matching lines @@
    */
   final Source _source;
 
   /**
    * The error listener that will be informed of any errors that are found
    * during the parse.
    */
   final AnalysisErrorListener _errorListener;
 
   /**
-   * An [errorListener] lock, if more than `0`, then errors are not reported.
+   * An [_errorListener] lock, if more than `0`, then errors are not reported.
    */
   int _errorListenerLock = 0;
 
   /**
    * A flag indicating whether the parser is to parse the async support.
    */
   bool _parseAsync = true;
 
   /**
    * A flag indicating whether parser is to parse function bodies.
@@ skipping 7838 matching lines @@
    */
   const ParserErrorCode(String name, String message, [String correction])
       : super(name, message, correction);
 
   @override
   ErrorSeverity get errorSeverity => ErrorSeverity.ERROR;
 
   @override
   ErrorType get type => ErrorType.SYNTACTIC_ERROR;
 }