Sync FileSystem: Update metadata database even when the file is not modified.

chrome/browser/sync_file_system/drive_file_sync_service.cc

Index: chrome/browser/sync_file_system/drive_file_sync_service.cc
diff --git a/chrome/browser/sync_file_system/drive_file_sync_service.cc b/chrome/browser/sync_file_system/drive_file_sync_service.cc
index 397d0ad9aa3613a16e87d4bdc10927769bb7e358..76b98420f529bea4a19a909779014fd9975a622c 100644
--- a/chrome/browser/sync_file_system/drive_file_sync_service.cc
+++ b/chrome/browser/sync_file_system/drive_file_sync_service.cc
@@ -1545,7 +1545,7 @@ void DriveFileSyncService::DidDownloadFileForRemoteSync(
     const std::string& md5_checksum) {
   if (error == google_apis::HTTP_NOT_MODIFIED) {
     param->sync_action = fileapi::SYNC_ACTION_NONE;
-    CompleteRemoteSync(param.Pass(), fileapi::SYNC_STATUS_OK);
+    DidApplyRemoteChange(param.Pass(), fileapi::SYNC_STATUS_OK);
     return;
   }