message: fix(aio): preserve static Observable methods
  PR Close
diff: @@ -7,9 +7,10 @@ can be found in the LICENSE file at http://angular.io/license
  import { NgZone, Injectable } from '@angular/core';
  import { Observable } from 'rxjs/Observable';
  import { ReplaySubject } from 'rxjs/ReplaySubject';
  -import 'rxjs/add/observable/race';
  -import 'rxjs/add/observable/timer';
  +import { race } from 'rxjs/observable/race';
  +import { timer } from 'rxjs/observable/timer';
  import 'rxjs/add/operator/concatMap';
  +import 'rxjs/add/operator/first';
  import 'rxjs/add/operator/publishReplay';
  import { WebWorkerClient } from 'app/shared/web-worker';
  import { SearchResults } from 'app/search/interfaces';
  @@ -30,11 +31,10 @@ export class SearchService {
  * @param initDelay the number of milliseconds to wait before we load the WebWorker and generate the search index
  */
  initWorker(workerUrl: string, initDelay: number) {
  - const ready = this.ready = Observable
  // Wait for the initDelay or the first search
  - .race<any>(
  - Observable.timer(initDelay),
  - (this.searchesSubject as Observable<string>).first()
  + const ready = this.ready = race<any>(
  + timer(initDelay),
  + (this.searchesSubject.asObservable()).first()
  )
  .concatMap(() => {
  // Create the worker and load the index
  