pkg/compiler: fix imports

pkg/compiler/lib/src/native/behavior.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.
 
 import '../common.dart';
 import '../common/backend_api.dart' show ForeignResolver;
 import '../common/resolution.dart' show ParsingContext, Resolution;
 import '../compiler.dart' show Compiler;
 import '../constants/values.dart';
 import '../core_types.dart' show CoreTypes;
 import '../dart_types.dart';
 import '../elements/elements.dart';
 import '../js/js.dart' as js;
 import '../js_backend/js_backend.dart';
 import '../tree/tree.dart';
 import '../universe/side_effects.dart' show SideEffects;
 import '../util/util.dart';
-
 import 'enqueue.dart';
 import 'js.dart';
 
 /// This class is a temporary work-around until we get a more powerful DartType.
 class SpecialType {
   final String name;
   const SpecialType._(this.name);
 
   /// The type Object, but no subtypes:
   static const JsObject = const SpecialType._('=Object');
@@ skipping 870 matching lines @@
     reporter.reportErrorMessage(_errorNode(locationNodeOrElement, parsing),
         MessageKind.GENERIC, {'text': "Type '$typeString' not found."});
     return const DynamicType();
   }
 
   static _errorNode(locationNodeOrElement, ParsingContext parsing) {
     if (locationNodeOrElement is Node) return locationNodeOrElement;
     return locationNodeOrElement.parseNode(parsing);
   }
 }