Adds SecurityContext.usePrivateKeyBytes

runtime/bin/secure_socket_patch.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.
 
 patch class SecureSocket {
   /* patch */ factory SecureSocket._(RawSecureSocket rawSocket) =>
       new _SecureSocket(rawSocket);
 }
 
 
@@ skipping 119 matching lines @@
     implements SecurityContext {
   _SecurityContext() {
     _createNativeContext();
   }
 
   void _createNativeContext() native "SecurityContext_Allocate";
 
   static final SecurityContext defaultContext =
       new _SecurityContext().._trustBuiltinRoots();
 
-  void usePrivateKey(String keyFile, {String password})
-      native "SecurityContext_UsePrivateKey";
+  Future usePrivateKey(String keyFile, {String password}) {
+    return (new File(keyFile)).readAsBytes().then((bytes) {
+      usePrivateKeyAsBytes(bytes, password: password);
+    });
+  }
+  void usePrivateKeyAsBytes(List<int> keyBytes, {String password})
+      native "SecurityContext_UsePrivateKeyAsBytes";
   void setTrustedCertificates({String file, String directory})
       native "SecurityContext_SetTrustedCertificates";
   void useCertificateChain(String file)
       native "SecurityContext_UseCertificateChain";
   void setClientAuthorities(String file)
       native "SecurityContext_SetClientAuthorities";
   void setAlpnProtocols(List<String> protocols, bool isServer) {
     Uint8List encodedProtocols =
         SecurityContext._protocolsToLengthEncoding(protocols);
     _setAlpnProtocols(encodedProtocols, isServer);
@@ skipping 19 matching lines @@
   DateTime get startValidity {
     return new DateTime.fromMillisecondsSinceEpoch(_startValidity(),
                                                    isUtc: true);
   }
   DateTime get endValidity {
     return new DateTime.fromMillisecondsSinceEpoch(_endValidity(),
                                                    isUtc: true);
   }
   int _startValidity() native "X509_StartValidity";
   int _endValidity() native "X509_EndValidity";
-}
+}