Convert base::Bind and base::Callback in components/upload-list to Once/Repeating

Bug: 1007749
Change-Id: Ifd172b7913f2f50c5513c446db7e14731f965039
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1941055Reviewed-by: Mark Mentovai <mark@chromium.org>
Commit-Queue: Ayu Ishii <ayui@chromium.org>
Cr-Commit-Position: refs/heads/master@{#720607}

components/upload_list/upload_list.cc

@@ -65,8 +65,8 @@ void UploadList::Load(base::OnceClosure callback) {
   load_callback_ = std::move(callback);
   base::PostTaskAndReplyWithResult(
       FROM_HERE, kLoadingTaskTraits,
-      base::Bind(&UploadList::LoadUploadList, this),
-      base::Bind(&UploadList::OnLoadComplete, this));
+      base::BindOnce(&UploadList::LoadUploadList, this),
+      base::BindOnce(&UploadList::OnLoadComplete, this));
 }
 
 void UploadList::Clear(const base::Time& begin,