Revert "content: Remove use of MessageLoopProxy and deprecated MessageLoop APIs"

content/browser/background_sync/background_sync_manager_unittest.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 "content/browser/background_sync/background_sync_manager.h"
 
 #include "base/files/scoped_temp_dir.h"
-#include "base/location.h"
 #include "base/logging.h"
 #include "base/power_monitor/power_monitor.h"
 #include "base/power_monitor/power_monitor_source.h"
 #include "base/run_loop.h"
-#include "base/single_thread_task_runner.h"
 #include "base/thread_task_runner_handle.h"
 #include "content/browser/browser_thread_impl.h"
 #include "content/browser/service_worker/embedded_worker_test_helper.h"
 #include "content/browser/service_worker/service_worker_context_core.h"
 #include "content/browser/service_worker/service_worker_context_wrapper.h"
 #include "content/browser/service_worker/service_worker_storage.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "net/base/network_change_notifier.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ skipping 116 matching lines @@
 
  protected:
   void StoreDataInBackend(
       int64 sw_registration_id,
       const GURL& origin,
       const std::string& key,
       const std::string& data,
       const ServiceWorkerStorage::StatusCallback& callback) override {
     EXPECT_TRUE(continuation_.is_null());
     if (corrupt_backend_) {
-      base::ThreadTaskRunnerHandle::Get()->PostTask(
+      base::MessageLoop::current()->PostTask(
           FROM_HERE, base::Bind(callback, SERVICE_WORKER_ERROR_FAILED));
       return;
     }
     continuation_ =
         base::Bind(&TestBackgroundSyncManager::StoreDataInBackendContinue,
                    base::Unretained(this), sw_registration_id, origin, key,
                    data, callback);
     if (delay_backend_)
       return;
 
     Continue();
   }
 
   void GetDataFromBackend(
       const std::string& key,
       const ServiceWorkerStorage::GetUserDataForAllRegistrationsCallback&
           callback) override {
     EXPECT_TRUE(continuation_.is_null());
     if (corrupt_backend_) {
-      base::ThreadTaskRunnerHandle::Get()->PostTask(
+      base::MessageLoop::current()->PostTask(
           FROM_HERE,
           base::Bind(callback, std::vector<std::pair<int64, std::string>>(),
                      SERVICE_WORKER_ERROR_FAILED));
       return;
     }
     continuation_ =
         base::Bind(&TestBackgroundSyncManager::GetDataFromBackendContinue,
                    base::Unretained(this), key, callback);
     if (delay_backend_)
       return;
@@ skipping 1037 matching lines @@
 
   RegisterAndVerifySyncEventDelayed(sync_reg_1_);
 
   // Create a new manager which should fire the sync again on init.
   InitSyncEventTest();
   EXPECT_FALSE(GetRegistration(sync_reg_1_));
   EXPECT_EQ(2, sync_events_called_);
 }
 
 }  // namespace content