chore(examples): fix implied imports in examples for testing built typings

modules/angular2/examples/core/pipes/ts/async_pipe/async_pipe_example.ts

@@ -38,7 +38,7 @@ export class AsyncPipeExample {
 @Component({selector: "task-cmp", template: "Time: {{ time | async }}"})
 class Task {
   time = new Observable<number>((observer: Subscriber<number>) => {
-    setInterval(_ => observer.next(new Date().getTime()), 500);
+    setInterval(() => observer.next(new Date().getTime()), 500);
   });
 }
 // #enddocregion

modules/angular2/examples/facade/ts/async/observable.ts

@@ -2,7 +2,7 @@
 import {Observable, Subscriber} from 'rxjs/Rx';
 var obs = new Observable<number>((obs: Subscriber<number>) => {
   var i = 0;
-  setInterval(_ => { obs.next(++i); }, 1000);
+  setInterval(() => { obs.next(++i); }, 1000);
 });
-obs.subscribe(i => console.log(`${i} seconds elapsed`));
+obs.subscribe((i) => console.log(`${i} seconds elapsed`));
 // #enddocregion

modules/angular2/examples/facade/ts/async/observable_patched.ts

@@ -4,7 +4,7 @@ import 'rxjs/add/operator/map';
 
 var obs = new Observable<number>((obs: Subscriber<any>) => {
   var i = 0;
-  setInterval(_ => obs.next(++i), 1000);
+  setInterval(() => obs.next(++i), 1000);
 });
 obs.map((i: number) => `${i} seconds elapsed`).subscribe(msg => console.log(msg));
 // #enddocregion

modules/angular2/examples/facade/ts/async/observable_pure.ts

@@ -4,7 +4,7 @@ import {map} from 'rxjs/operator/map';
 
 var obs = new Observable<number>((sub: Subscriber<number>) => {
   var i = 0;
-  setInterval(_ => sub.next(++i), 1000);
+  setInterval(() => sub.next(++i), 1000);
 });
 map.call(obs, (i: number) => `${i} seconds elapsed`).subscribe((msg: string) => console.log(msg));
 // #enddocregion

modules/angular2/examples/router/ts/can_activate/can_activate_spec.ts

@@ -1,4 +1,5 @@
-import {verifyNoBrowserErrors} from 'angular2/src/testing/e2e_util';
+import {verifyNoBrowserErrors, browser} from 'angular2/src/testing/e2e_util';
+import {expect} from 'angular2/testing';
 
 function waitForElement(selector: string) {
   var EC = (<any>protractor).ExpectedConditions;

modules/angular2/examples/router/ts/can_deactivate/can_deactivate_spec.ts

@@ -1,4 +1,5 @@
-import {verifyNoBrowserErrors} from 'angular2/src/testing/e2e_util';
+import {verifyNoBrowserErrors, browser} from 'angular2/src/testing/e2e_util';
+import {expect} from 'angular2/testing';
 
 function waitForElement(selector: string) {
   var EC = (<any>protractor).ExpectedConditions;

modules/angular2/examples/router/ts/on_activate/on_activate_spec.ts

@@ -1,4 +1,5 @@
-import {verifyNoBrowserErrors} from 'angular2/src/testing/e2e_util';
+import {verifyNoBrowserErrors, browser} from 'angular2/src/testing/e2e_util';
+import {expect} from 'angular2/testing';
 
 function waitForElement(selector: string) {
   var EC = (<any>protractor).ExpectedConditions;

modules/angular2/examples/router/ts/on_deactivate/on_deactivate_spec.ts

@@ -1,4 +1,5 @@
-import {verifyNoBrowserErrors} from 'angular2/src/testing/e2e_util';
+import {verifyNoBrowserErrors, browser} from 'angular2/src/testing/e2e_util';
+import {expect} from 'angular2/testing';
 
 function waitForElement(selector: string) {
   var EC = (<any>protractor).ExpectedConditions;

modules/angular2/examples/router/ts/reuse/reuse_spec.ts

@@ -1,4 +1,5 @@
-import {verifyNoBrowserErrors} from 'angular2/src/testing/e2e_util';
+import {verifyNoBrowserErrors, browser} from 'angular2/src/testing/e2e_util';
+import {expect} from 'angular2/testing';
 
 function waitForElement(selector: string) {
   var EC = (<any>protractor).ExpectedConditions;