Remove calls to deprecated MessageLoop methods in chrome.

chrome/service/cloud_print/printer_job_handler.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/service/cloud_print/printer_job_handler.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/files/file_util.h"
 #include "base/json/json_reader.h"
 #include "base/location.h"
 #include "base/md5.h"
 #include "base/metrics/histogram.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/values.h"
 #include "build/build_config.h"
 #include "chrome/common/cloud_print/cloud_print_constants.h"
 #include "chrome/common/cloud_print/cloud_print_helpers.h"
 #include "chrome/grit/generated_resources.h"
 #include "chrome/service/cloud_print/cloud_print_service_helpers.h"
@@ skipping 216 matching lines @@
   // and have them check for updates.
   for (const auto& it : job_status_updater_list_) {
     base::ThreadTaskRunnerHandle::Get()->PostTask(
         FROM_HERE, base::Bind(&JobStatusUpdater::UpdateStatus, it.get()));
   }
 }
 
 void PrinterJobHandler::OnJobSpoolSucceeded(const PlatformJobId& job_id) {
   DCHECK(CurrentlyOnPrintThread());
   job_spooler_->AddRef();
-  print_thread_.message_loop()->ReleaseSoon(FROM_HERE, job_spooler_.get());
+  print_thread_.task_runner()->ReleaseSoon(FROM_HERE, job_spooler_.get());
   job_spooler_ = NULL;
   job_handler_task_runner_->PostTask(
       FROM_HERE, base::Bind(&PrinterJobHandler::JobSpooled, this, job_id));
 }
 
 void PrinterJobHandler::OnJobSpoolFailed() {
   DCHECK(CurrentlyOnPrintThread());
   job_spooler_->AddRef();
-  print_thread_.message_loop()->ReleaseSoon(FROM_HERE, job_spooler_.get());
+  print_thread_.task_runner()->ReleaseSoon(FROM_HERE, job_spooler_.get());
   job_spooler_ = NULL;
   VLOG(1) << "CP_CONNECTOR: Job failed (spool failed)";
   job_handler_task_runner_->PostTask(
       FROM_HERE, base::Bind(&PrinterJobHandler::JobFailed, this, JOB_FAILED));
 }
 
 // static
 void PrinterJobHandler::ReportsStats() {
   base::subtle::Atomic32 started =
       base::subtle::NoBarrier_AtomicExchange(&g_total_jobs_started, 0);
@@ skipping 538 matching lines @@
                            this)) {
     OnJobSpoolFailed();
   }
 }
 
 bool PrinterJobHandler::CurrentlyOnPrintThread() const {
   return base::MessageLoop::current() == print_thread_.message_loop();
 }
 
 }  // namespace cloud_print