Rewrite base::Bind to base::BindOnce with base_bind_rewriters in //chrome/browser/sync_file_system

chrome/browser/sync_file_system/local/root_delete_helper.cc

Index: chrome/browser/sync_file_system/local/root_delete_helper.cc
diff --git a/chrome/browser/sync_file_system/local/root_delete_helper.cc b/chrome/browser/sync_file_system/local/root_delete_helper.cc
index ff36cefe9ba9e3d3d5ba4f2759d22b195c4fee77..64d9bd6b3d53d8c6f63e41db8f26b4814e8325db 100644
--- a/chrome/browser/sync_file_system/local/root_delete_helper.cc
+++ b/chrome/browser/sync_file_system/local/root_delete_helper.cc
@@ -76,10 +76,11 @@ void RootDeleteHelper::DidDeleteFileSystem(base::File::Error error) {
   // TODO(kinuko): This should be probably automatically handled in
   // DeleteFileSystem via QuotaUtil::DeleteOriginDataOnFileThread.
   file_system_context_->default_file_task_runner()->PostTaskAndReply(
-      FROM_HERE, base::Bind(&ResetFileChangeTracker,
-                            base::RetainedRef(file_system_context_), url_),
-      base::Bind(&RootDeleteHelper::DidResetFileChangeTracker,
-                 weak_factory_.GetWeakPtr()));
+      FROM_HERE,
+      base::BindOnce(&ResetFileChangeTracker,
+                     base::RetainedRef(file_system_context_), url_),
+      base::BindOnce(&RootDeleteHelper::DidResetFileChangeTracker,
+                     weak_factory_.GetWeakPtr()));
 }
 
 void RootDeleteHelper::DidResetFileChangeTracker() {