Get rid of all the library tags.

lib/src/base_response.dart

 // Copyright (c) 2012, 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 base_response;
-
 import 'base_request.dart';
 
 /// The base class for HTTP responses.
 ///
 /// Subclasses of [BaseResponse] are usually not constructed manually; instead,
 /// they're returned by [BaseClient.send] or other HTTP client methods.
 abstract class BaseResponse {
   /// The (frozen) request that triggered this response.
   final BaseRequest request;
 
@@ skipping 29 matching lines @@
        this.isRedirect: false,
        this.persistentConnection: true,
        this.reasonPhrase}) {
     if (statusCode < 100) {
       throw new ArgumentError("Invalid status code $statusCode.");
     } else if (contentLength != null && contentLength < 0) {
       throw new ArgumentError("Invalid content length $contentLength.");
     }
   }
 }