Get rid of a lot of () for getters.

samples/third_party/dromaeo/common/Interval.dart

 // Copyright (c) 2011, 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.
 
 // A utility object for measuring time intervals.
 
 class Interval {
   int _start, _stop;
 
   Interval() {
   }
 
   void start() {
     _start = BenchUtil.now;
   }
 
   void stop() {
     _stop = BenchUtil.now;
   }
 
   // Microseconds from between start() and stop().
-  int get elapsedMicrosec() {
+  int get elapsedMicrosec {
     return (_stop - _start) * 1000;
   }
 
   // Milliseconds from between start() and stop().
-  int get elapsedMillisec() {
+  int get elapsedMillisec {
     return (_stop - _start);
   }
 }