Rolls back fix of SecurityContext method names.

tests/standalone/io/secure_socket_test.dart

 // Copyright (c) 2013, 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.
 //
 // VMOptions=
 // VMOptions=--short_socket_read
 // VMOptions=--short_socket_write
 // VMOptions=--short_socket_read --short_socket_write
 
 import "package:async_helper/async_helper.dart";
 import "package:expect/expect.dart";
 import "package:path/path.dart";
 import "dart:async";
 import "dart:io";
 
 String localFile(path) => Platform.script.resolve(path).toFilePath();
 
 SecurityContext serverContext(String certType, String password) =>
     new SecurityContext()
-    ..useCertificateChainSync(localFile('certificates/server_chain.$certType'),
-                              password: password)
-    ..usePrivateKeySync(localFile('certificates/server_key.$certType'),
-                        password: password);
+    ..useCertificateChain(localFile('certificates/server_chain.$certType'),
+                          password: password)
+    ..usePrivateKey(localFile('certificates/server_key.$certType'),
+                    password: password);
 
 SecurityContext clientContext(String certType, String password) =>
     new SecurityContext()
-    ..setTrustedCertificatesSync(localFile(
-        'certificates/trusted_certs.$certType'), password: password);
+    ..setTrustedCertificates(localFile('certificates/trusted_certs.$certType'),
+                             password: password);
 
 Future<HttpServer> startServer(String certType, String password) {
   return HttpServer.bindSecure(
       "localhost",
       0,
       serverContext(certType, password),
       backlog: 5).then((server) {
     server.listen((HttpRequest request) {
       request.listen(
         (_) { },
@@ skipping 35 matching lines @@
     });
   });
 }
 
 main() async {
   asyncStart();
   await test('pem', 'dartdart');
   await test('p12', 'dartdart');
   asyncEnd();
 }