Unify the server and plugin versions of the generators

pkg/analysis_server/tool/spec/implied_types.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.
 
 /**
  * Code for enumerating the set of types implied by the API.
  */
-library html.tools;
-
 import 'package:analyzer/src/codegen/tools.dart';
 
 import 'api.dart';
 
 Map<String, ImpliedType> computeImpliedTypes(Api api) {
   _ImpliedTypesVisitor visitor = new _ImpliedTypesVisitor(api);
   visitor.visitApi();
   return visitor.impliedTypes;
 }
 
@@ skipping 62 matching lines @@
     storeType(
         request.longMethod, 'result', request.result, 'requestResult', request);
   }
 
   @override
   visitTypeDefinition(TypeDefinition typeDefinition) {
     storeType(typeDefinition.name, null, typeDefinition.type, 'typeDefinition',
         typeDefinition);
   }
 }