Wait for URLBlacklist update tasks on automation tests.

chrome/browser/sync/signin_manager_unittest.cc

 // Copyright (c) 2011 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/signin_manager.h"
 
 #include "chrome/browser/net/gaia/token_service.h"
 #include "chrome/browser/net/gaia/token_service_unittest.h"
 #include "chrome/browser/password_manager/encryptor.h"
 #include "chrome/browser/sync/util/oauth.h"
 #include "chrome/browser/webdata/web_data_service.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/net/gaia/gaia_urls.h"
-#include "chrome/test/base/signaling_task.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/test/test_url_fetcher_factory.h"
 #include "net/url_request/url_request.h"
 #include "net/url_request/url_request_status.h"
 
 #include "testing/gtest/include/gtest/gtest.h"
 
 class SigninManagerTest : public TokenServiceTestHarness {
  public:
   virtual void SetUp() OVERRIDE {
@@ skipping 218 matching lines @@
 TEST_F(SigninManagerTest, SignOutOnUserInfoSucessRaceTest) {
   browser_sync::SetIsUsingOAuthForTest(true);
   manager_->Initialize(profile_.get());
   EXPECT_TRUE(manager_->GetUsername().empty());
 
   SimulateSigninStartOAuth();
   manager_->SignOut();
   SimulateOAuthUserInfoSuccess();
   EXPECT_TRUE(manager_->GetUsername().empty());
 }