Share test framework between js-perf-tests.

test/js-perf-test/Iterators/forof.js

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 new BenchmarkSuite('ForOf', [1000], [
-  new Benchmark('ArrayValues', false, false, 0, ForOf, ForOfArraySetup, ForOfTearDown),
-  new Benchmark('ArrayKeys', false, false, 0, ForOf, ForOfArrayKeysSetup, ForOfTearDown),
-  new Benchmark('ArrayEntries', false, false, 0, ForOf, ForOfArrayEntriesSetup, ForOfTearDown),
-  new Benchmark('Uint8Array', false, false, 0, ForOf, ForOfUint8ArraySetup, ForOfTearDown),
-  new Benchmark('Float64Array', false, false, 0, ForOf, ForOfFloat64ArraySetup, ForOfTearDown),
-  new Benchmark('String', false, false, 0, ForOf, ForOfStringSetup, ForOfTearDown),
+  new Benchmark('ArrayValues', false, false, 0,
+                ForOf, ForOfArraySetup, ForOfTearDown),
+  new Benchmark('ArrayKeys', false, false, 0,
+                ForOf, ForOfArrayKeysSetup, ForOfTearDown),
+  new Benchmark('ArrayEntries', false, false, 0,
+                ForOf, ForOfArrayEntriesSetup, ForOfTearDown),
+  new Benchmark('Uint8Array', false, false, 0,
+                ForOf, ForOfUint8ArraySetup, ForOfTearDown),
+  new Benchmark('Float64Array', false, false, 0,
+                ForOf, ForOfFloat64ArraySetup, ForOfTearDown),
+  new Benchmark('String', false, false, 0,
+                ForOf, ForOfStringSetup, ForOfTearDown),
 ]);
 
 
 var iterable;
 var N = 100;
 var expected, result;
 
 
 function ForOfArraySetupHelper(constructor) {
   iterable = new constructor(N);
@@ skipping 57 matching lines @@
     throw new Error("Bad result: " + result);
   }
 }
 
 
 function ForOf() {
   for (var x of iterable) {
     result = x;
   }
 }