Remove calls to deprecated MessageLoop methods on Windows and Linux.

components/dom_distiller/core/distiller_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 "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/message_loop/message_loop.h"
+#include "base/run_loop.h"
 #include "components/dom_distiller/core/distiller_url_fetcher.h"
 #include "net/http/http_status_code.h"
 #include "net/url_request/test_url_fetcher_factory.h"
 #include "net/url_request/url_fetcher.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "net/url_request/url_request_status.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
 const char kTestPageA[] = "http://www.a.com/";
@@ skipping 25 matching lines @@
         net::URLRequestStatus::SUCCESS);
   }
 
   void Fetch(const std::string& url,
              const std::string& expected_response) {
     base::MessageLoopForUI loop;
     url_fetcher_->FetchURL(
         url,
         base::Bind(&DistillerURLFetcherTest::FetcherCallback,
                    base::Unretained(this)));
-    loop.RunUntilIdle();
+    base::RunLoop().RunUntilIdle();
     CHECK_EQ(expected_response, response_);
   }
 
   std::unique_ptr<dom_distiller::DistillerURLFetcher> url_fetcher_;
   std::unique_ptr<net::FakeURLFetcherFactory> factory_;
   std::string response_;
 };
 
 TEST_F(DistillerURLFetcherTest, PopulateProto) {
   Fetch(kTestPageA,
         std::string(kTestPageAResponse, sizeof(kTestPageAResponse)));
 }
 
 TEST_F(DistillerURLFetcherTest, PopulateProtoFailedFetch) {
   // Expect the callback to contain an empty string for this URL.
   Fetch(kTestPageB, std::string(std::string(), 0));
 }