Rename Date to DateTime.

sdk/lib/io/http_session.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.
 
 part of dart.io;
 
 const String _DART_SESSION_ID = "DARTSESSID";
 
 // A _HttpSession is a node in a double-linked list, with _next and _prev being
 // the previous and next pointers.
 class _HttpSession implements HttpSession {
   _HttpSession(_HttpSessionManager this._sessionManager, String this.id)
-    : _lastSeen = new Date.now();
+    : _lastSeen = new DateTime.now();
 
   void destroy() {
     _destroyed = true;
     _sessionManager._removeFromTimeoutQueue(this);
     _sessionManager._sessions.remove(id);
   }
 
   // Mark the session as seen. This will reset the timeout and move the node to
   // the end of the timeout queue.
   void _markSeen() {
-    _lastSeen = new Date.now();
+    _lastSeen = new DateTime.now();
     _sessionManager._bumpToEnd(this);
   }
 
   dynamic data;
 
-  Date get lastSeen => _lastSeen;
+  DateTime get lastSeen => _lastSeen;
 
   final String id;
 
   void set onTimeout(void callback()) {
     _timeoutCallback = callback;
   }
 
   // Destroyed marked. Used by the http connection to see if a session is valid.
   bool _destroyed = false;
-  Date _lastSeen;
+  DateTime _lastSeen;
   Function _timeoutCallback;
   _HttpSessionManager _sessionManager;
   // Pointers in timeout queue.
   _HttpSession _prev;
   _HttpSession _next;
 }
 
 // Private class used to manage all the active sessions. The sessions are stored
 // in two ways:
 //
@@ skipping 80 matching lines @@
     var session = _head;
     session.destroy();  // Will remove the session from timeout queue and map.
     if (session._timeoutCallback != null) {
       session._timeoutCallback();
     }
   }
 
   void _startTimer() {
     assert(_timer == null);
     if (_head != null) {
-      int seconds = new Date.now().difference(_head.lastSeen).inSeconds;
+      int seconds = new DateTime.now().difference(_head.lastSeen).inSeconds;
       _timer = new Timer((_sessionTimeout - seconds) * 1000, _timerTimeout);
     }
   }
 
   void _stopTimer() {
     if (_timer != null) {
       _timer.cancel();
       _timer = null;
     }
   }
 
   Map<String, _HttpSession> _sessions;
   int _sessionTimeout = 20 * 60;  // 20 mins.
   _HttpSession _head;
   _HttpSession _tail;
   Timer _timer;
 
   external static Uint8List _getRandomBytes(int count);
 }