Get rid of a lot of () for getters.

utils/tests/string_encoding/benchmark_runner.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.
 
 /**
  * The results of a single block of tests (count times run, overall time).
  */
 class BlockSample {
   BlockSample(this.count, this.durationNanos);
   int count;
@@ skipping 416 matching lines @@
 
 class CountTestConfig {
   CountTestConfig(int this._warmup, int this._reps,
       [int blocksize = -1, ReportHandler reportHandler = null]) {
         this._blocksize = blocksize;
         this._reportHandler = (null == reportHandler) ?
             _(TestReport r) => r.printReport() : reportHandler;
       }
 
   Function _reportHandler;
-  Function get reportHandler() => _reportHandler;
+  Function get reportHandler => _reportHandler;
   int _warmup;
   int _reps;
   int _blocksize;
 }
 
 class TimedTestConfig {
   TimedTestConfig(int this._warmup, int this._targetTimeMs,
       [int minSampleTimeMs = 100, int blocksize = -1,
       ReportHandler reportHandler = null]) :
       this._minSampleTimeMs = minSampleTimeMs,
       this._blocksize = blocksize {
     this._reportHandler = (null == reportHandler) ?
         _(TestReport r) => r.printReport() : reportHandler;
   }
 
   Function _reportHandler;
-  Function get reportHandler() => _reportHandler;
+  Function get reportHandler => _reportHandler;
   int _warmup;
   int _targetTimeMs;
   int _minSampleTimeMs;
   int _blocksize;
 }