Breaking Change: merge BoringSSL branch into master

tests/standalone/io/secure_client_server_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 "dart:async";
 import "dart:io";
 
 import "package:async_helper/async_helper.dart";
 import "package:expect/expect.dart";
 
 InternetAddress HOST;
-const CERTIFICATE = "localhost_cert";
+
+String localFile(path) => Platform.script.resolve(path).toFilePath();
+
+SecurityContext serverContext = new SecurityContext()
+  ..useCertificateChain(localFile('certificates/server_chain.pem'))
+  ..usePrivateKey(localFile('certificates/server_key.pem'),
+                  password: 'dartdart');
+
+SecurityContext clientContext = new SecurityContext()
+  ..setTrustedCertificates(file: localFile('certificates/trusted_certs.pem'));
+
+
 Future<SecureServerSocket> startEchoServer() {
   return SecureServerSocket.bind(HOST,
                                  0,
-                                 CERTIFICATE).then((server) {
+                                 serverContext).then((server) {
     server.listen((SecureSocket client) {
       client.fold(<int>[], (message, data) => message..addAll(data))
           .then((message) {
             client.add(message);
             client.close();
           });
     });
     return server;
   });
 }
 
 Future testClient(server) {
-  return SecureSocket.connect(HOST, server.port).then((socket) {
+  return SecureSocket.connect(HOST, server.port, context: clientContext)
+  .then((socket) {
     socket.write("Hello server.");
     socket.close();
     return socket.fold(<int>[], (message, data) => message..addAll(data))
         .then((message) {
           Expect.listEquals("Hello server.".codeUnits, message);
           return server;
         });
   });
 }
 
 void main() {
   asyncStart();
-  String certificateDatabase = Platform.script.resolve('pkcert').toFilePath();
-  SecureSocket.initialize(database: certificateDatabase,
-                          password: 'dartdart');
   InternetAddress.lookup("localhost").then((hosts) => HOST = hosts.first )
       .then((_) => startEchoServer())
       .then(testClient)
       .then((server) => server.close())
       .then((_) => asyncEnd());
 }