fix(platform-browser): provide Title service as part of the module (#11605)

Fixes #11600

modules/@angular/platform-browser/src/browser.ts

@@ -15,6 +15,7 @@ import {WebAnimationsDriver} from '../src/dom/web_animations_driver';
 import {BrowserDomAdapter} from './browser/browser_adapter';
 import {BrowserPlatformLocation} from './browser/location/browser_platform_location';
 import {BrowserGetTestability} from './browser/testability';
+import {Title} from './browser/title';
 import {ELEMENT_PROBE_PROVIDERS} from './dom/debug/ng_probe';
 import {getDOM} from './dom/dom_adapter';
 import {DomRootRenderer, DomRootRenderer_} from './dom/dom_renderer';
@@ -85,7 +86,7 @@ export function _resolveDefaultAnimationDriver(): AnimationDriver {
     {provide: RootRenderer, useExisting: DomRootRenderer},
     {provide: SharedStylesHost, useExisting: DomSharedStylesHost},
     {provide: AnimationDriver, useFactory: _resolveDefaultAnimationDriver}, DomSharedStylesHost,
-    Testability, EventManager, ELEMENT_PROBE_PROVIDERS
+    Testability, EventManager, ELEMENT_PROBE_PROVIDERS, Title
   ],
   exports: [CommonModule, ApplicationModule]
 })

modules/@angular/platform-browser/test/browser/title_spec.ts

@@ -6,8 +6,11 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-import {Title} from '@angular/platform-browser';
+import {Injectable} from '@angular/core';
+import {TestBed} from '@angular/core/testing';
+import {BrowserModule, Title} from '@angular/platform-browser';
 import {getDOM} from '@angular/platform-browser/src/dom/dom_adapter';
+import {expect} from '@angular/platform-browser/testing/matchers';
 
 export function main() {
   describe('title service', () => {
@@ -29,6 +32,23 @@ export function main() {
       titleService.setTitle(null);
       expect(getDOM().getTitle()).toEqual('');
     });
+  });
 
+  describe('integration test', () => {
+
+    @Injectable()
+    class DependsOnTitle {
+      constructor(public title: Title) {}
+    }
+
+    beforeEach(() => {
+      TestBed.configureTestingModule({
+        imports: [BrowserModule],
+        providers: [DependsOnTitle],
+      });
+    });
+
+    it('should inject Title service when using BrowserModule',
+       () => { expect(TestBed.get(DependsOnTitle).title).toBeAnInstanceOf(Title); });
   });
 }