Remove calls to deprecated MessageLoop methods in chrome.

chrome/browser/printing/cloud_print/privet_url_fetcher_unittest.cc

 // Copyright 2013 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/printing/cloud_print/privet_url_fetcher.h"
 
 #include <memory>
 
 #include "base/location.h"
+#include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "net/url_request/test_url_fetcher_factory.h"
 #include "net/url_request/url_request_test_util.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using testing::StrictMock;
 
 namespace cloud_print {
@@ skipping 85 matching lines @@
   }
   virtual ~PrivetURLFetcherTest() {
   }
 
   void RunFor(base::TimeDelta time_period) {
     base::CancelableCallback<void()> callback(base::Bind(
         &PrivetURLFetcherTest::Stop, base::Unretained(this)));
     base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
         FROM_HERE, callback.callback(), time_period);
 
-    base::MessageLoop::current()->Run();
+    base::RunLoop().Run();
     callback.Cancel();
   }
 
   void Stop() { base::MessageLoop::current()->QuitWhenIdle(); }
 
  protected:
   base::MessageLoop loop_;
   scoped_refptr<net::TestURLRequestContextGetter> request_context_;
   net::TestURLFetcherFactory fetcher_factory_;
   std::unique_ptr<PrivetURLFetcher> privet_urlfetcher_;
@@ skipping 170 matching lines @@
                                             net::OK));
   fetcher->set_response_code(200);
 
   EXPECT_CALL(delegate_, OnFileInternal());
   fetcher->delegate()->OnURLFetchComplete(fetcher);
 }
 
 }  // namespace
 
 }  // namespace cloud_print