build: remove main() from specs (#21053)

PR Close #21053

packages/http/test/backends/jsonp_backend_spec.ts

@@ -46,7 +46,7 @@ class MockBrowserJsonp extends BrowserJsonp {
   }
 }
 
-export function main() {
+{
   describe('JSONPBackend', () => {
     let backend: JSONPBackend;
     let sampleRequest: Request;

packages/http/test/backends/mock_backend_spec.ts

@@ -17,7 +17,7 @@ import {Request} from '../../src/static_request';
 import {Response} from '../../src/static_response';
 import {MockBackend, MockConnection} from '../../testing/src/mock_backend';
 
-export function main() {
+{
   describe('MockBackend', () => {
 
     let backend: MockBackend;

packages/http/test/backends/xhr_backend_spec.ts

@@ -84,7 +84,7 @@ class MockBrowserXHR extends BrowserXhr {
   }
 }
 
-export function main() {
+{
   describe('XHRBackend', () => {
     let backend: XHRBackend;
     let sampleRequest: Request;

packages/http/test/base_request_options_spec.ts

@@ -11,7 +11,7 @@ import {BaseRequestOptions, RequestOptions} from '../src/base_request_options';
 import {RequestMethod} from '../src/enums';
 import {Headers} from '../src/headers';
 
-export function main() {
+{
   describe('BaseRequestOptions', () => {
     it('should create a new object when calling merge', () => {
       const options1 = new BaseRequestOptions();

packages/http/test/headers_spec.ts

@@ -8,7 +8,7 @@
 
 import {Headers} from '../src/headers';
 
-export function main() {
+{
   describe('Headers', () => {
 
     describe('initialization', () => {

packages/http/test/http_spec.ts

@@ -17,7 +17,7 @@ import {BaseRequestOptions, ConnectionBackend, Http, HttpModule, JSONPBackend, J
 import {stringToArrayBuffer} from '../src/http_utils';
 import {MockBackend, MockConnection} from '../testing/src/mock_backend';
 
-export function main() {
+{
   describe('injectables', () => {
     const url = 'http://foo.bar';
     let http: Http;

packages/http/test/static_request_spec.ts

@@ -15,7 +15,7 @@ import {Headers} from '../src/headers';
 import {stringToArrayBuffer, stringToArrayBuffer8} from '../src/http_utils';
 import {ArrayBuffer, Request} from '../src/static_request';
 
-export function main() {
+{
   describe('Request', () => {
     describe('detectContentType', () => {
       it('should return ContentType.NONE', () => {

packages/http/test/static_response_spec.ts

@@ -13,7 +13,7 @@ import {Response} from '../src/static_response';
 
 
 
-export function main() {
+{
   describe('Response', () => {
     it('should be ok for 200 statuses', () => {
       expect(new Response(new ResponseOptions({status: 200})).ok).toEqual(true);

packages/http/test/url_search_params_spec.ts

@@ -9,7 +9,7 @@
 import {describe, expect, it} from '@angular/core/testing/src/testing_internal';
 import {URLSearchParams} from '../src/url_search_params';
 
-export function main() {
+{
   describe('URLSearchParams', () => {
     it('should conform to spec', () => {
       const paramsString = 'q=URLUtils.searchParams&topic=api';