Make isUtc a getter, change some method names in Date.

tests/standalone/io/multiple_timer_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.
 
 #import("dart:io");
 
 class MultipleTimerTest {
 
   static final int TIMEOUT1 = 1000;
   static final int TIMEOUT2 = 2000;
   static final int TIMEOUT3 = 500;
   static final int TIMEOUT4 = 1500;
 
   static void testMultipleTimer() {
 
     void timeoutHandler1(Timer timer) {
-      int endTime = (new Date.now()).value;
+      int endTime = (new Date.now()).millisecondsSinceEpoch;
       Expect.equals(true, (endTime - _startTime1) >= TIMEOUT1);
       Expect.equals(true, _order[_message] == 0);
       _message++;
     }
 
     void timeoutHandler2(Timer timer) {
-      int endTime  = (new Date.now()).value;
+      int endTime  = (new Date.now()).millisecondsSinceEpoch;
       Expect.equals(true, (endTime - _startTime2) >= TIMEOUT2);
       Expect.equals(true, _order[_message] == 1);
       _message++;
     }
 
     void timeoutHandler3(Timer timer) {
-      int endTime = (new Date.now()).value;
+      int endTime = (new Date.now()).millisecondsSinceEpoch;
       Expect.equals(true, (endTime - _startTime3) >= TIMEOUT3);
       Expect.equals(true, _order[_message] == 2);
       _message++;
     }
 
     void timeoutHandler4(Timer timer) {
-      int endTime  = (new Date.now()).value;
+      int endTime  = (new Date.now()).millisecondsSinceEpoch;
       Expect.equals(true, (endTime - _startTime4) >= TIMEOUT4);
       Expect.equals(true, _order[_message] == 3);
       _message++;
     }
 
     _order = new List<int>(4);
     _order[0] = 2;
     _order[1] = 0;
     _order[2] = 3;
     _order[3] = 1;
     _message = 0;
 
-    _startTime1 = (new Date.now()).value;
+    _startTime1 = (new Date.now()).millisecondsSinceEpoch;
     new Timer(TIMEOUT1, timeoutHandler1);
-    _startTime2 = (new Date.now()).value;
+    _startTime2 = (new Date.now()).millisecondsSinceEpoch;
     new Timer(TIMEOUT2, timeoutHandler2);
-    _startTime3 = (new Date.now()).value;
+    _startTime3 = (new Date.now()).millisecondsSinceEpoch;
     new Timer(TIMEOUT3, timeoutHandler3);
-    _startTime4 = (new Date.now()).value;
+    _startTime4 = (new Date.now()).millisecondsSinceEpoch;
     new Timer(TIMEOUT4, timeoutHandler4);
   }
 
   static void testMain() {
     testMultipleTimer();
   }
 
   static int _startTime1;
   static int _startTime2;
   static int _startTime3;
   static int _startTime4;
   static List<int> _order;
   static int _message;
 }
 
 main() {
   MultipleTimerTest.testMain();
 }