fix(benchpress): make code compile and unit tests green again

modules/@angular/benchpress/index.ts

@@ -6,9 +6,29 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-require('reflect-metadata');
-require('core-js');
-module.exports = require('./benchpress.js');
-// when bundling benchpress to one file, this is used
-// for getting exports out of browserify's scope.
-(<any>global).__benchpressExports = module.exports;
+// Must be imported first, because angular2 decorators throws on load.
+import 'reflect-metadata';
+
+export {Injector, OpaqueToken, Provider, ReflectiveInjector} from '@angular/core';
+export {Options} from './src/common_options';
+export {MeasureValues} from './src/measure_values';
+export {Metric} from './src/metric';
+export {MultiMetric} from './src/metric/multi_metric';
+export {PerflogMetric} from './src/metric/perflog_metric';
+export {UserMetric} from './src/metric/user_metric';
+export {Reporter} from './src/reporter';
+export {ConsoleReporter} from './src/reporter/console_reporter';
+export {JsonFileReporter} from './src/reporter/json_file_reporter';
+export {MultiReporter} from './src/reporter/multi_reporter';
+export {Runner} from './src/runner';
+export {SampleDescription} from './src/sample_description';
+export {SampleState, Sampler} from './src/sampler';
+export {Validator} from './src/validator';
+export {RegressionSlopeValidator} from './src/validator/regression_slope_validator';
+export {SizeValidator} from './src/validator/size_validator';
+export {WebDriverAdapter} from './src/web_driver_adapter';
+export {PerfLogEvent, PerfLogFeatures, WebDriverExtension} from './src/web_driver_extension';
+export {ChromeDriverExtension} from './src/webdriver/chrome_driver_extension';
+export {FirefoxDriverExtension} from './src/webdriver/firefox_driver_extension';
+export {IOsDriverExtension} from './src/webdriver/ios_driver_extension';
+export {SeleniumWebDriverAdapter} from './src/webdriver/selenium_webdriver_adapter';