Big merge from experimental to bleeding edge.

tests/lib/crypto/hmac_md5_test.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.
 
 // Library tag to allow the test to run on Dartium.
 library hmac_md5_test;
 
 import 'dart:crypto';
 
 // Data from http://tools.ietf.org/html/rfc2202.
@@ skipping 81 matching lines @@
             const [0x56, 0x46, 0x1e, 0xf2, 0x34, 0x2e, 0xdc, 0x00, 0xf9, 0xba,
                    0xb9, 0x95, 0x69, 0x0e, 0xfd, 0x4c],
             const [0x6b, 0x1a, 0xb7, 0xfe, 0x4b, 0xd7, 0xbf, 0x8f, 0x0b, 0x62,
                    0xe6, 0xce, 0x61, 0xb9, 0xd0, 0xcd],
             const [0x6f, 0x63, 0x0f, 0xad, 0x67, 0xcd, 0xa0, 0xee, 0x1f, 0xb1,
                    0xf5, 0x62, 0xdb, 0x3a, 0xa5, 0x3e]];
 
 void testStandardVectors(inputs, keys, string_macs, macs) {
   for (var i = 0; i < inputs.length; i++) {
     var h = new HMAC(new MD5(), keys[i]);
-    var d = h.update(inputs[i]).digest();
+    h.add(inputs[i]);
+    var d = h.close();
     Expect.isTrue(CryptoUtils.bytesToHex(d).startsWith(string_macs[i]), '$i');
     Expect.isTrue(h.verify(macs[i]));
     Expect.isFalse(h.verify(macs[(i+1)%macs.length]));
     Expect.throws(() => h.verify([]));
   }
 }
 
 void main() {
   testStandardVectors(hmac_md5_inputs, hmac_md5_keys,
                       hmac_md5_string_macs, hmac_md5_macs);
 }