Clean up hints

pkg/analyzer/lib/src/generated/resolver.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.
 
 library engine.resolver;
 
 import 'dart:collection';
 
 import 'ast.dart';
 import 'constant.dart';
@@ skipping 8938 matching lines @@
    * @param coreLibrarySource the source representing the core library
    * @throws AnalysisException always
    */
   static void missingCoreLibrary(
       AnalysisContext analysisContext, Source coreLibrarySource) {
     throw new AnalysisException("Could not resolve dart:core");
   }
 }
 
 /**
- * Instances of the class `TypeAliasInfo` hold information about a [TypeAlias].
- */
-class LibraryResolver2_TypeAliasInfo {
-  final ResolvableLibrary _library;
-
-  final Source _source;
-
-  final FunctionTypeAlias _typeAlias;
-
-  /**
-   * Initialize a newly created information holder with the given information.
-   *
-   * @param library the library containing the type alias
-   * @param source the source of the file containing the type alias
-   * @param typeAlias the type alias being remembered
-   */
-  LibraryResolver2_TypeAliasInfo(this._library, this._source, this._typeAlias);
-}
-
-/**
- * Instances of the class `TypeAliasInfo` hold information about a [TypeAlias].
- */
-class LibraryResolver_TypeAliasInfo {
-  final Library _library;
-
-  final Source _source;
-
-  final FunctionTypeAlias _typeAlias;
-
-  /**
-   * Initialize a newly created information holder with the given information.
-   *
-   * @param library the library containing the type alias
-   * @param source the source of the file containing the type alias
-   * @param typeAlias the type alias being remembered
-   */
-  LibraryResolver_TypeAliasInfo(this._library, this._source, this._typeAlias);
-}
-
-/**
  * Instances of the class `LibraryScope` implement a scope containing all of the names defined
  * in a given library.
  */
 class LibraryScope extends EnclosedScope {
   /**
    * Initialize a newly created scope representing the names defined in the given library.
    *
    * @param definingLibrary the element representing the library represented by this scope
    * @param errorListener the listener that is to be informed when an error is encountered
    */
@@ skipping 6962 matching lines @@
     nonFields.add(node);
     return null;
   }
 
   @override
   Object visitNode(AstNode node) => node.accept(TypeResolverVisitor_this);
 
   @override
   Object visitWithClause(WithClause node) => null;
 }