Change getRange to sublist. Make getRange deprecated.

sdk/lib/async/timer.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.async;
 
 abstract class Timer {
   // Internal list used to group Timer.run callbacks.
   static List _runCallbacks = [];
 
@@ skipping 43 matching lines @@
         _runCallbacks = [];
         for (int i = 0; i < runCallbacks.length; i++) {
           Function callback = runCallbacks[i];
           try {
             callback();
           } catch (e) {
             List newCallbacks = _runCallbacks;
             _runCallbacks = [];
             i++;  // Skip the current;
             _runCallbacks.addAll(
-                runCallbacks.getRange(i, runCallbacks.length - i));
+                runCallbacks.sublist(i));
             _runCallbacks.addAll(newCallbacks);
             throw;
           }
         }
       });
     }
   }
 
   /**
    * Cancels the timer.
    */
   void cancel();
 }