Fix comment in LibraryElement

pkg/analyzer/lib/src/generated/element.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.
 
 // 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.element;
 
 import 'dart:collection';
@@ skipping 6800 matching lines @@
    * browser.
    */
   bool get isBrowserApplication;
 
   /**
    * Return `true` if this library is the dart:core library.
    */
   bool get isDartCore;
 
   /**
-   * Return `true` if this library is the dart:core library.
+   * Return `true` if this library is part of the SDK.
    */
   bool get isInSdk;
 
   /**
    * Return the element representing the synthetic function `loadLibrary` that
    * is implicitly defined for this library if the library is imported using a
    * deferred import.
    */
   FunctionElement get loadLibraryFunction;
 
@@ skipping 3692 matching lines @@
     // void <: void (by reflexivity)
     // bottom <: void (as bottom is a subtype of all types).
     // void <: dynamic (as dynamic is a supertype of all types)
     return identical(type, this) || type.isDynamic;
   }
 
   @override
   VoidTypeImpl substitute2(
       List<DartType> argumentTypes, List<DartType> parameterTypes) => this;
 }