Make methods in Stopwatch getters and rename to be more consistent.

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 255 matching lines @@
     return samples;
   }
 
   static BlockSample _execBlock(Function test, int count) {
     Stopwatch s = new Stopwatch();
     s.start();
     for (int i = 0; i < count; i++) {
       test();
     }
     s.stop();
-    return new BlockSample(count, s.elapsedInUs() * 1000);
+    return new BlockSample(count, s.elapsedMicroseconds * 1000);
   }
 }
 
 /**
  * Define CPSTest type.
  */
 typedef void CPSTest(Function continuation);
 
 typedef void ReportHandler(TestReport r);
 
@@ skipping 163 matching lines @@
         _(TestReport r) => r.printReport() : reportHandler;
   }
 
   Function _reportHandler;
   Function get reportHandler => _reportHandler;
   int _warmup;
   int _targetTimeMs;
   int _minSampleTimeMs;
   int _blocksize;
 }