Rename Date to DateTime.

pkg/logging/lib/logging.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.
 
 /**
  * Provides APIs for debugging and error logging. This library introduces
  * abstractions similar to those used in other languages, such as the Closure JS
  * Logger and java.util.logging.Logger.
  */
 library logging;
@@ skipping 295 matching lines @@
  * individual [Handler]s.
  */
 class LogRecord {
   final Level level;
   final String message;
 
   /** Logger where this record is stored. */
   final String loggerName;
 
   /** Time when this record was created. */
-  final Date time;
+  final DateTime time;
 
   /** Unique sequence number greater than all log records created before it. */
   final int sequenceNumber;
 
   static int _nextNumber = 0;
 
   /** Associated exception (if any) when recording errors messages. */
   Exception exception;
 
   /** Associated exception message (if any) when recording errors messages. */
   String exceptionText;
 
   LogRecord(
       this.level, this.message, this.loggerName,
       [time, this.exception, this.exceptionText]) :
-    this.time = (time == null) ? new Date.now() : time,
+    this.time = (time == null) ? new DateTime.now() : time,
     this.sequenceNumber = LogRecord._nextNumber++;
 }