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

chrome/common/local_discovery/service_discovery_client_unittest.cc

 // Copyright 2014 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 "base/location.h"
 #include "base/memory/weak_ptr.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
 #include "base/thread_task_runner_handle.h"
 #include "chrome/common/local_discovery/service_discovery_client_impl.h"
@@ skipping 205 matching lines @@
   void RunFor(base::TimeDelta time_period) {
     base::CancelableCallback<void()> callback(base::Bind(
         &ServiceDiscoveryTest::Stop, base::Unretained(this)));
     base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
         FROM_HERE, callback.callback(), time_period);
 
     base::MessageLoop::current()->Run();
     callback.Cancel();
   }
 
-  void Stop() {
-    base::MessageLoop::current()->Quit();
-  }
+  void Stop() { base::MessageLoop::current()->QuitWhenIdle(); }
 
   net::MockMDnsSocketFactory socket_factory_;
   net::MDnsClientImpl mdns_client_;
   ServiceDiscoveryClientImpl service_discovery_client_;
   base::MessageLoop loop_;
 };
 
 TEST_F(ServiceDiscoveryTest, AddRemoveService) {
   StrictMock<MockServiceWatcherClient> delegate;
 
@@ skipping 272 matching lines @@
                          ServiceResolver::STATUS_REQUEST_TIMEOUT, _, _, _));
 
   // TODO(noamsml): When NSEC record support is added, change this to use an
   // NSEC record.
   RunFor(base::TimeDelta::FromSeconds(4));
 };
 
 }  // namespace
 
 }  // namespace local_discovery