[SyncFS] Expand simple functions to their caller in drive_backend/

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 530 matching lines @@
   }
 
   if (!entry) {
     NOTREACHED();
     SyncCompleted(token.Pass(), SYNC_STATUS_FAILED);
     return;
   }
 
   DCHECK(entry);
   status = metadata_database()->UpdateByFileResource(*entry);
-
-  // TODO(tzik): Expand this function.
-  DidUpdateDatabaseForUploadExistingFile(token.Pass(), status);
-}
-
-void LocalToRemoteSyncer::DidUpdateDatabaseForUploadExistingFile(
-    scoped_ptr<SyncTaskToken> token,
-    SyncStatusCode status) {
   if (status != SYNC_STATUS_OK) {
     SyncCompleted(token.Pass(), status);
     return;
   }
 
   FileMetadata file;
   if (!metadata_database()->FindFileByFileID(
           remote_file_tracker_->file_id(), &file)) {
     NOTREACHED();
     SyncCompleted(token.Pass(), SYNC_STATUS_FAILED);
@@ skipping 185 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