[Sync] Remove some http-related chrome deps from SyncBackendHostImpl.

chrome/browser/sync/profile_sync_service_mock.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/sync/profile_sync_service_mock.h"
 
 #include "base/prefs/pref_service.h"
 #include "base/prefs/testing_pref_store.h"
 #include "chrome/browser/signin/profile_oauth2_token_service_factory.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/browser/sync/chrome_sync_client.h"
+#include "chrome/browser/sync/profile_sync_test_util.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/base/testing_profile.h"
 #include "components/signin/core/browser/profile_oauth2_token_service.h"
 #include "components/signin/core/browser/signin_manager.h"
 #include "components/sync_driver/signin_manager_wrapper.h"
 #include "components/sync_driver/sync_api_component_factory_mock.h"
 
 ProfileSyncServiceMock::ProfileSyncServiceMock(Profile* profile)
     : ProfileSyncServiceMock(
           make_scoped_ptr(
               new browser_sync::ChromeSyncClient(
                   profile,
                   make_scoped_ptr(new SyncApiComponentFactoryMock())))
               .Pass(),
           profile) {}
 
 ProfileSyncServiceMock::ProfileSyncServiceMock(
     scoped_ptr<sync_driver::SyncClient> sync_client,
     Profile* profile)
     : ProfileSyncService(
           sync_client.Pass(),
           profile,
           make_scoped_ptr(new SigninManagerWrapper(
               SigninManagerFactory::GetForProfile(profile))),
           ProfileOAuth2TokenServiceFactory::GetForProfile(profile),
-          browser_sync::MANUAL_START) {
+          browser_sync::MANUAL_START,
+          base::Bind(&EmptyNetworkTimeUpdate)) {
     ON_CALL(*this, IsSyncRequested()).WillByDefault(testing::Return(true));
 }
 
 ProfileSyncServiceMock::~ProfileSyncServiceMock() {
 }
 
 // static
 TestingProfile* ProfileSyncServiceMock::MakeSignedInTestingProfile() {
   TestingProfile* profile = new TestingProfile();
   SigninManagerFactory::GetForProfile(profile)->
       SetAuthenticatedAccountInfo("12345", "foo");
   return profile;
 }
 
 // static
 scoped_ptr<KeyedService> ProfileSyncServiceMock::BuildMockProfileSyncService(
     content::BrowserContext* profile) {
   return make_scoped_ptr(
       new ProfileSyncServiceMock(static_cast<Profile*>(profile)));
 }