Don't use base::MessageLoop::{Quit,QuitClosure} in chrome/

chrome/browser/browsing_data/browsing_data_remover_unittest.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/browsing_data/browsing_data_remover.h"
 
 #include <set>
 #include <string>
 #include <vector>
 
@@ skipping 633 matching lines @@
     card.set_guid(base::GenerateGUID());
     card.set_origin(kChromeOrigin);
     cards.push_back(card);
 
     personal_data_manager_->SetCreditCards(&cards);
     base::MessageLoop::current()->Run();
   }
 
  private:
   void OnPersonalDataChanged() override {
-    base::MessageLoop::current()->Quit();
+    base::MessageLoop::current()->QuitWhenIdle();
   }
 
   autofill::PersonalDataManager* personal_data_manager_;
   DISALLOW_COPY_AND_ASSIGN(RemoveAutofillTester);
 };
 
 class RemoveLocalStorageTester {
  public:
   explicit RemoveLocalStorageTester(TestingProfile* profile)
       : profile_(profile) {
@@ skipping 1446 matching lines @@
 TEST_F(BrowsingDataRemoverTest, RemoveSameOriginDownloads) {
   RemoveDownloadsTester tester(GetProfile());
   const url::Origin expectedOrigin(kOrigin1);
 
   EXPECT_CALL(*tester.download_manager(),
               RemoveDownloadsByOriginAndTime(SameOrigin(expectedOrigin), _, _));
 
   BlockUntilOriginDataRemoved(BrowsingDataRemover::EVERYTHING,
                               BrowsingDataRemover::REMOVE_DOWNLOADS, kOrigin1);
 }