Add test data for spaceport benchmark.

chrome/test/data/third_party/spaceport/js/testRunner.js

+define([ 'util/ensureCallback', 'util/chainAsync' ], function (ensureCallback, chainAsync) {
+    var testRunner = {
+        run: function run(name, test, callbacks) {
+            var stepCallback = callbacks.step || function () { };
+            var doneCallback = ensureCallback(callbacks.done);
+
+            if (typeof test === 'function') {
+                // We run the test twice (sadly): once to warm up the JIT and once for the actual test.
+                //test(function (_, _) {
+                    test(function (err, results) {
+                        stepCallback(err, name, results);
+                        doneCallback(err, results);
+                    });
+                //});
+            } else {
+                var allResults = { };
+
+                var subTests = Object.keys(test).map(function (subName) {
+                    var newName = name ? name + '.' + subName : subName;
+                    return function (next) {
+                        testRunner.run(newName, test[subName], {
+                            step: stepCallback,
+                            done: function (err, results) {
+                                if (!err) {
+                                    allResults[subName] = results;
+                                }
+
+                                next();
+                            }
+                        });
+                    };
+                });
+
+                chainAsync(subTests.concat([
+                    function () {
+                        doneCallback(null, allResults);
+                    }
+                ]));
+            }
+        }
+    };
+
+    return testRunner;
+});