merge fasta.Keyword into analyzer.Keyword

pkg/analyzer/lib/src/fasta/token_utils.dart

 // Copyright (c) 2016, 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 fasta.analyzer.token_utils;
 
 import 'package:front_end/src/fasta/scanner/error_token.dart' show ErrorToken;
 
-import 'package:front_end/src/fasta/scanner/keyword.dart' show Keyword;
+import 'package:front_end/src/scanner/token.dart' show Keyword;
 
 import 'package:front_end/src/fasta/scanner/precedence.dart';
 
 import 'package:front_end/src/fasta/scanner/token.dart'
     show
         BeginGroupToken,
         CommentToken,
         DartDocToken,
         KeywordToken,
         StringToken,
@@ skipping 725 matching lines @@
     case PERIOD_PERIOD_PERIOD_TOKEN:
       return TokenType.PERIOD_PERIOD_PERIOD;
     case GENERIC_METHOD_TYPE_LIST_TOKEN:
       return TokenType.GENERIC_METHOD_TYPE_LIST;
     case GENERIC_METHOD_TYPE_ASSIGN_TOKEN:
       return TokenType.GENERIC_METHOD_TYPE_ASSIGN;
     default:
       return internalError("Unhandled token ${token.info}");
   }
 }