Use pkg/http pervasively in pub.

utils/pub/oauth2.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 oauth2;
 
 import 'dart:io';
 import 'dart:uri';
 
 // TODO(nweiz): Make this a "package:" URL, or something nicer than this.
 import '../../pkg/oauth2/lib/oauth2.dart';
-import 'curl_client.dart';
 import 'io.dart';
 import 'system_cache.dart';
 import 'utils.dart';
 
 export '../../pkg/oauth2/lib/oauth2.dart';
 
 /// The pub client's OAuth2 identifier.
 final _identifier = '818368855108-8grd2eg9tj9f38os6f1urbcvsq399u8n.apps.'
     'googleusercontent.com';
 
@@ skipping 51 matching lines @@
     return completer.future;
   });
 }
 
 /// Gets a new OAuth2 client. If saved credentials are available, those are
 /// used; otherwise, the user is prompted to authorize the pub client.
 Future<Client> _getClient(SystemCache cache) {
   return _loadCredentials(cache).chain((credentials) {
     if (credentials == null) return _authorize();
     return new Future.immediate(new Client(
-        _identifier, _secret, credentials, httpClient: new CurlClient()));
+        _identifier, _secret, credentials, httpClient: curlClient));
   }).chain((client) {
     return _saveCredentials(cache, client.credentials).transform((_) => client);
   });
 }
 
 /// Loads the user's OAuth2 credentials from the in-memory cache or the
 /// filesystem if possible. If the credentials can't be loaded for any reason,
 /// the returned [Future] will complete to null.
 Future<Credentials> _loadCredentials(SystemCache cache) {
   if (_credentials != null) return new Future.immediate(_credentials);
@@ skipping 40 matching lines @@
     tokenEndpoint = new Uri.fromString(tokenEndpoint);
   } else {
     tokenEndpoint = _tokenEndpoint;
   }
 
   var grant = new AuthorizationCodeGrant(
       _identifier,
       _secret,
       _authorizationEndpoint,
       tokenEndpoint,
-      httpClient: new CurlClient());
+      httpClient: curlClient);
 
   // Spin up a one-shot HTTP server to receive the authorization code from the
   // Google OAuth2 server via redirect. This server will close itself as soon as
   // the code is received.
   var completer = new Completer();
   var server = new HttpServer();
   server.addRequestHandler((request) => request.path == "/",
       (request, response) {
     chainToCompleter(new Future.immediate(null).chain((_) {
       print('Authorization received, processing...');
@@ skipping 18 matching lines @@
   print('Pub needs your authorization to upload packages on your behalf.\n'
         'In a web browser, go to $authUrl\n'
         'Then click "Allow access".\n\n'
         'Waiting for your authorization...');
 
   return completer.future.transform((client) {
     print('Successfully authorized.\n');
     return client;
   });
 }