pkg/compiler: fix imports

pkg/compiler/lib/src/parser/parser.dart

 // Copyright (c) 2012, 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 dart2js.parser;
 
+import '../common.dart';
 import '../options.dart' show ParserOptions;
-import '../common.dart';
 import '../tokens/keyword.dart' show Keyword;
 import '../tokens/precedence.dart' show PrecedenceInfo;
 import '../tokens/precedence_constants.dart'
     show
         AS_INFO,
         ASSIGNMENT_PRECEDENCE,
         CASCADE_PRECEDENCE,
         EQUALITY_PRECEDENCE,
         GT_INFO,
         IS_INFO,
@@ skipping 32 matching lines @@
         OPEN_CURLY_BRACKET_TOKEN,
         OPEN_PAREN_TOKEN,
         OPEN_SQUARE_BRACKET_TOKEN,
         PERIOD_TOKEN,
         SEMICOLON_TOKEN,
         STRING_INTERPOLATION_IDENTIFIER_TOKEN,
         STRING_INTERPOLATION_TOKEN,
         STRING_TOKEN;
 import '../util/characters.dart' as Characters show $CLOSE_CURLY_BRACKET;
 import '../util/util.dart' show Link;
-
 import 'listener.dart' show Listener;
 
 class FormalParameterType {
   final String type;
   const FormalParameterType(this.type);
   bool get isRequired => this == REQUIRED;
   bool get isPositional => this == POSITIONAL;
   bool get isNamed => this == NAMED;
   static final REQUIRED = const FormalParameterType('required');
   static final POSITIONAL = const FormalParameterType('positional');
@@ skipping 2925 matching lines @@
     }
     listener.handleContinueStatement(hasTarget, continueKeyword, token);
     return expectSemicolon(token);
   }
 
   Token parseEmptyStatement(Token token) {
     listener.handleEmptyStatement(token);
     return expectSemicolon(token);
   }
 }