Remove all remaining traces of MessageLoopProxy.

chrome/browser/safe_browsing/srt_fetcher_win.cc

 // Copyright 2015 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/safe_browsing/srt_fetcher_win.h"
 
 #include <stdint.h>
 
 #include <vector>
 
@@ skipping 237 matching lines @@
  public:
   explicit SRTFetcher(Profile* profile)
       : profile_(profile),
         url_fetcher_(net::URLFetcher::Create(0,
                                              GURL(GetSRTDownloadURL()),
                                              net::URLFetcher::GET,
                                              this)) {
     url_fetcher_->SetLoadFlags(net::LOAD_DISABLE_CACHE);
     url_fetcher_->SetMaxRetriesOn5xx(3);
     url_fetcher_->SaveResponseToTemporaryFile(
-        BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE));
+        BrowserThread::GetTaskRunnerForThread(BrowserThread::FILE));
     url_fetcher_->SetRequestContext(
         g_browser_process->system_request_context());
     // Adds the UMA bit to the download request if the user is enrolled in UMA.
     ProfileIOData* io_data = ProfileIOData::FromResourceContext(
         profile_->GetResourceContext());
     net::HttpRequestHeaders headers;
     variations::AppendVariationHeaders(
         url_fetcher_->GetOriginalURL(), io_data->IsOffTheRecord(),
         ChromeMetricsServiceAccessor::IsMetricsAndCrashReportingEnabled(),
         &headers);
@@ skipping 390 matching lines @@
 
 void SetReporterLauncherForTesting(const ReporterLauncher& reporter_launcher) {
   g_reporter_launcher_ = reporter_launcher;
 }
 
 void SetPromptTriggerForTesting(const PromptTrigger& prompt_trigger) {
   g_prompt_trigger_ = prompt_trigger;
 }
 
 }  // namespace safe_browsing