[SyncFS] Rename BlockingFactor to TaskBlocker

chrome/browser/sync_file_system/drive_backend/local_to_remote_syncer.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_file_system/drive_backend/local_to_remote_syncer.h"
 
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
@@ skipping 231 matching lines @@
   }
 
   token->RecordLog("Detected a new folder.");
   MoveToBackground(base::Bind(&LocalToRemoteSyncer::CreateRemoteFolder,
                               weak_ptr_factory_.GetWeakPtr()),
                    token.Pass());
 }
 
 void LocalToRemoteSyncer::MoveToBackground(const Continuation& continuation,
                                            scoped_ptr<SyncTaskToken> token) {
-  scoped_ptr<BlockingFactor> blocker(new BlockingFactor);
+  scoped_ptr<TaskBlocker> blocker(new TaskBlocker);
   blocker->app_id = url_.origin().host();
   blocker->paths.push_back(target_path_);
 
   if (remote_file_tracker_) {
     if (!GetKnownChangeID(metadata_database(),
                           remote_file_tracker_->file_id(),
                           &remote_file_change_id_)) {
       NOTREACHED();
       SyncCompleted(token.Pass(), SYNC_STATUS_FAILED);
       return;
     }
 
     blocker->tracker_ids.push_back(remote_file_tracker_->tracker_id());
     blocker->file_ids.push_back(remote_file_tracker_->file_id());
   }
 
   // Run current task as a background task with |blocker|.
   // After the invocation of ContinueAsBackgroundTask
-  SyncTaskManager::UpdateBlockingFactor(
+  SyncTaskManager::UpdateTaskBlocker(
       token.Pass(), blocker.Pass(),
       base::Bind(&LocalToRemoteSyncer::ContinueAsBackgroundTask,
                  weak_ptr_factory_.GetWeakPtr(),
                  continuation));
 }
 
 void LocalToRemoteSyncer::ContinueAsBackgroundTask(
     const Continuation& continuation,
     scoped_ptr<SyncTaskToken> token) {
   // The SyncTask runs as a background task beyond this point.
@@ skipping 490 matching lines @@
   set_used_network(true);
   return sync_context_->GetDriveUploader();
 }
 
 MetadataDatabase* LocalToRemoteSyncer::metadata_database() {
   return sync_context_->GetMetadataDatabase();
 }
 
 }  // namespace drive_backend
 }  // namespace sync_file_system