Stop using cURL 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:async';
 import 'dart:io';
 import 'dart:uri';
 
@@ skipping 79 matching lines @@
     }
   });
 }
 
 /// 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).then((credentials) {
     if (credentials == null) return _authorize();
     return new Client(_identifier, _secret, credentials,
-        httpClient: curlClient);
+        httpClient: httpClient);
   }).then((client) {
     return _saveCredentials(cache, client.credentials).then((_) => 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) {
   log.fine('Loading OAuth2 credentials.');
@@ skipping 50 matching lines @@
     tokenEndpoint = Uri.parse(tokenEndpoint);
   } else {
     tokenEndpoint = _tokenEndpoint;
   }
 
   var grant = new AuthorizationCodeGrant(
       _identifier,
       _secret,
       _authorizationEndpoint,
       tokenEndpoint,
-      httpClient: curlClient);
+      httpClient: httpClient);
 
   // 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).then((_) {
       log.message('Authorization received, processing...');
@@ skipping 17 matching lines @@
       '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.then((client) {
     log.message('Successfully authorized.\n');
     return client;
   });
 }