chrome/browser: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

chrome/browser/printing/cloud_print/cloud_print_proxy_service.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 "chrome/browser/printing/cloud_print/cloud_print_proxy_service.h"
 
 #include <stack>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/files/file_util.h"
 #include "base/json/json_reader.h"
-#include "base/message_loop/message_loop.h"
+#include "base/location.h"
 #include "base/metrics/histogram.h"
 #include "base/prefs/pref_service.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/thread_task_runner_handle.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
 #include "chrome/browser/notifications/desktop_notification_service.h"
 #include "chrome/browser/notifications/notification.h"
 #include "chrome/browser/notifications/notification_ui_manager.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/service_process/service_process_control.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/cloud_print/cloud_print_proxy_info.h"
@@ skipping 108 matching lines @@
     std::vector<std::string> printers;
     if (value && value->GetAsList(&list) && list) {
       for (size_t i = 0; i < list->GetSize(); ++i) {
         std::string printer;
         if (list->GetString(i, &printer))
           printers.push_back(printer);
       }
     }
     UMA_HISTOGRAM_COUNTS_10000("CloudPrint.AvailablePrintersList",
                                printers.size());
-    base::MessageLoop::current()->PostTask(FROM_HERE,
-                                           base::Bind(callback, printers));
+    base::ThreadTaskRunnerHandle::Get()->PostTask(
+        FROM_HERE, base::Bind(callback, printers));
   } else {
     InvokeServiceTask(
         base::Bind(&CloudPrintProxyService::GetCloudPrintProxyPrinters,
                    weak_factory_.GetWeakPtr(),
                    callback));
   }
 }
 
 void CloudPrintProxyService::GetCloudPrintProxyPrinters(
     const PrintersCallback& callback) {
@@ skipping 44 matching lines @@
 }
 
 bool CloudPrintProxyService::InvokeServiceTask(const base::Closure& task) {
   GetServiceProcessControl()->Launch(task, base::Closure());
   return true;
 }
 
 ServiceProcessControl* CloudPrintProxyService::GetServiceProcessControl() {
   return ServiceProcessControl::GetInstance();
 }