Rename Date to DateTime.

utils/tests/pub/test_pub.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.
 
 /// Test infrastructure for testing pub. Unlike typical unit tests, most pub
 /// tests are integration tests that stage some stuff on the file system, run
 /// pub, and then validate the results. This library provides an API to build
 /// tests like that.
 library test_pub;
 
@@ skipping 334 matching lines @@
   ]);
 }
 
 /// Describes the file in the system cache that contains the client's OAuth2
 /// credentials. The URL "/token" on [server] will be used as the token
 /// endpoint for refreshing the access token.
 Descriptor credentialsFile(
     ScheduledServer server,
     String accessToken,
     {String refreshToken,
-     Date expiration}) {
+     DateTime expiration}) {
   return async(server.url.then((url) {
     return dir(cachePath, [
       file('credentials.json', new oauth2.Credentials(
           accessToken,
           refreshToken,
           url.resolve('/token'),
           ['https://www.googleapis.com/auth/userinfo.email'],
           expiration).toJson())
     ]);
   }));
@@ skipping 1192 matching lines @@
 /// calling [completion] is unnecessary.
 void expectLater(Future actual, matcher, {String reason,
     FailureHandler failureHandler, bool verbose: false}) {
   _schedule((_) {
     return actual.then((value) {
       expect(value, matcher, reason: reason, failureHandler: failureHandler,
           verbose: false);
     });
   });
 }