Resolve obvious deprecation warnings on bleeding edge

lib/src/info.dart

 // Copyright (c) 2015, 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.
 
 /// Defines static information collected by the type checker and used later by
 /// emitters to generate code.
 
 import 'package:analyzer/dart/ast/ast.dart';
+import 'package:analyzer/dart/element/element.dart';
 import 'package:analyzer/src/dart/ast/ast.dart';
 import 'package:analyzer/src/dart/ast/utilities.dart';
-import 'package:analyzer/src/generated/element.dart';
 import 'package:analyzer/src/generated/parser.dart';
 
 import 'utils.dart' as utils;
+
 import 'package:analyzer/src/task/strong/info.dart';
 export 'package:analyzer/src/task/strong/info.dart';
 
 /// Represents a summary of the results collected by running the program
 /// checker.
 class CheckerResults {
   final List<LibraryInfo> libraries;
   final bool failure;
 
   CheckerResults(this.libraries, this.failure);
@@ skipping 78 matching lines @@
 
   @override
   ExpressionFunctionBody visitExpressionFunctionBody(
       ExpressionFunctionBody node) {
     var clone = super.visitExpressionFunctionBody(node);
     (clone as FunctionBodyImpl).localVariableInfo =
         (node as FunctionBodyImpl).localVariableInfo;
     return clone;
   }
 }