message: refactor(aio): remove redundant test
  The search worker is now initialised from the `SearchBoxComponent`, which
  has its own tests for this.
  Closes
diff: @@ -355,14 +355,6 @@ describe('AppComponent', () => {
  });
  });
  - describe('search worker', () => {
  - it('should initialize the search worker', inject([SearchService], (searchService: SearchService) => {
  - fixture.detectChanges(); // triggers ngOnInit
  - expect(searchService.initWorker).toHaveBeenCalled();
  - expect(searchService.loadIndex).toHaveBeenCalled();
  - }));
  - });
  -
  describe('initial rendering', () => {
  beforeEach(async(() => {
  createTestingModule('a/b');
  