Adds SecurityContext.setTrustedCertificatesBytes

sdk/lib/io/http.dart

Index: sdk/lib/io/http.dart
diff --git a/sdk/lib/io/http.dart b/sdk/lib/io/http.dart
index 406af673cef2fe8576bfdd13fe0aa3dfb9b1e0bf..cfdcc10e68b80c72639f9e7a9cb6f8e3fe826408 100644
--- a/sdk/lib/io/http.dart
+++ b/sdk/lib/io/http.dart
@@ -100,7 +100,7 @@ abstract class HttpStatus {
  *     import 'dart:io';
  *     import "dart:isolate";
  *
- *     main() async {
+ *     main() {
  *       SecurityContext context = new SecurityContext();
  *       var chain =
  *           Platform.script.resolve('certificates/server_chain.pem')
@@ -108,8 +108,8 @@ abstract class HttpStatus {
  *       var key =
  *           Platform.script.resolve('certificates/server_key.pem')
  *           .toFilePath();
- *       await context.useCertificateChain(chain);
- *       await context.usePrivateKey(key, password: 'dartdart');
+ *       context.useCertificateChainSync(chain);
+ *       context.usePrivateKeySync(key, password: 'dartdart');
  *
  *       HttpServer
  *           .bindSecure(InternetAddress.ANY_IP_V6,