Clean up analyzer_experimental after Annotation disambiguation.

pkg/analyzer_experimental/lib/src/generated/ast.dart

 // This code was auto-generated, is not intended to be edited, and is subject to
 // significant change. Please see the README file for more information.
 library engine.ast;
 import 'dart:collection';
 import 'java_core.dart';
 import 'java_engine.dart';
 import 'error.dart';
 import 'source.dart' show LineInfo;
 import 'scanner.dart';
 import 'engine.dart' show AnalysisEngine;
 import 'utilities_dart.dart';
-import 'element.dart' hide Annotation;
+import 'element.dart';
 /**
  * The abstract class {@code ASTNode} defines the behavior common to all nodes in the AST structure
  * for a Dart program.
  * @coverage dart.engine.ast
  */
 abstract class ASTNode {
 
   /**
    * The parent of the node, or {@code null} if the node is the root of an AST structure.
    */
@@ skipping 15449 matching lines @@
     return elements[elements.length - 1].endToken;
   }
   /**
    * Return the node that is the parent of each of the elements in the list.
    * @return the node that is the parent of each of the elements in the list
    */
   ASTNode getOwner() {
     return owner;
   }
 }