Adds SecurityContext.setTrustedCertificatesBytes

tests/standalone/io/http_proxy_advanced_test.dart

Index: tests/standalone/io/http_proxy_advanced_test.dart
diff --git a/tests/standalone/io/http_proxy_advanced_test.dart b/tests/standalone/io/http_proxy_advanced_test.dart
index 5be2ad1cdb5dee002a44c65a33e100916c42c42c..81a43c9ebb139a6e2e1b26f66097112f506c8ac7 100644
--- a/tests/standalone/io/http_proxy_advanced_test.dart
+++ b/tests/standalone/io/http_proxy_advanced_test.dart
@@ -10,15 +10,14 @@ import "dart:io";
 import 'dart:convert';
 
 String localFile(path) => Platform.script.resolve(path).toFilePath();
-List<int> readLocalFile(path) => (new File(localFile(path))).readAsBytesSync();
 
 SecurityContext serverContext = new SecurityContext()
-  ..useCertificateChainBytes(readLocalFile('certificates/server_chain.pem'))
-  ..usePrivateKeyBytes(readLocalFile('certificates/server_key.pem'),
-                       password: 'dartdart');
+  ..useCertificateChainSync(localFile('certificates/server_chain.pem'))
+  ..usePrivateKeySync(localFile('certificates/server_key.pem'),
+                      password: 'dartdart');
 
 SecurityContext clientContext = new SecurityContext()
-  ..setTrustedCertificates(file: localFile('certificates/trusted_certs.pem'));
+  ..setTrustedCertificatesSync(localFile('certificates/trusted_certs.pem'));
 
 class Server {
   HttpServer server;