Remove calls to deprecated MessageLoop methods in chrome.

chrome/browser/password_manager/native_backend_kwallet_x_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 <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
 #include <map>
 #include <set>
@@ skipping 288 matching lines @@
 
   // Let the DB thread run to completion of all current tasks.
   void RunDBThread() {
     base::WaitableEvent event(base::WaitableEvent::ResetPolicy::AUTOMATIC,
                               base::WaitableEvent::InitialState::NOT_SIGNALED);
     BrowserThread::PostTask(BrowserThread::DB, FROM_HERE,
                             base::Bind(ThreadDone, &event));
     event.Wait();
     // Some of the tests may post messages to the UI thread, but we don't need
     // to run those until after the DB thread is finished. So run it here.
-    message_loop_.RunUntilIdle();
+    base::RunLoop().RunUntilIdle();
   }
   static void ThreadDone(base::WaitableEvent* event) {
     event->Signal();
   }
 
   // Utilities to help verify sets of expectations.
   typedef std::vector<
               std::pair<std::string,
                         std::vector<const PasswordForm*> > > ExpectationArray;
   void CheckPasswordForms(const std::string& folder,
@@ skipping 1111 matching lines @@
   CheckVersion7Pickle();
 }
 
 TEST_F(NativeBackendKWalletPickleTest, CheckVersion8Pickle) {
   CheckVersion8Pickle();
 }
 
 TEST_F(NativeBackendKWalletPickleTest, CheckVersion9Pickle) {
   CheckVersion9Pickle();
 }