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

chrome/browser/sync/glue/sync_backend_host_core.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 "chrome/browser/sync/glue/sync_backend_host_core.h"
 
 #include "base/files/file_util.h"
+#include "base/location.h"
 #include "base/metrics/histogram.h"
+#include "base/single_thread_task_runner.h"
 #include "chrome/browser/sync/glue/invalidation_adapter.h"
 #include "chrome/browser/sync/glue/local_device_info_provider_impl.h"
 #include "chrome/browser/sync/glue/sync_backend_registrar.h"
 #include "chrome/common/chrome_version_info.h"
 #include "components/invalidation/invalidation_util.h"
 #include "components/invalidation/object_id_invalidation_map.h"
 #include "sync/internal_api/public/events/protocol_event.h"
 #include "sync/internal_api/public/http_post_provider_factory.h"
 #include "sync/internal_api/public/internal_components_factory.h"
 #include "sync/internal_api/public/sessions/commit_counters.h"
@@ skipping 131 matching lines @@
   }
 
   // Register for encryption related changes now. We have to do this before
   // the initializing downloading control types or initializing the encryption
   // handler in order to receive notifications triggered during encryption
   // startup.
   sync_manager_->GetEncryptionHandler()->AddObserver(this);
 
   // Sync manager initialization is complete, so we can schedule recurring
   // SaveChanges.
-  sync_loop_->PostTask(FROM_HERE,
-                       base::Bind(&SyncBackendHostCore::StartSavingChanges,
-                                  weak_ptr_factory_.GetWeakPtr()));
+  sync_loop_->task_runner()->PostTask(
+      FROM_HERE, base::Bind(&SyncBackendHostCore::StartSavingChanges,
+                            weak_ptr_factory_.GetWeakPtr()));
 
   // Hang on to these for a while longer.  We're not ready to hand them back to
   // the UI thread yet.
   js_backend_ = js_backend;
   debug_info_listener_ = debug_info_listener;
 
   // Track whether or not sync DB and preferences were in sync.
   SyncBackendInitState backend_init_state;
   if (has_sync_setup_completed_ && !restored_types.Empty()) {
     backend_init_state = SETUP_COMPLETED_FOUND_RESTORED_TYPES;
@@ skipping 549 matching lines @@
       base::TimeDelta::FromSeconds(kSaveChangesIntervalSeconds),
       this, &SyncBackendHostCore::SaveChanges);
 }
 
 void SyncBackendHostCore::SaveChanges() {
   DCHECK_EQ(base::MessageLoop::current(), sync_loop_);
   sync_manager_->SaveChanges();
 }
 
 }  // namespace browser_sync