Refactoring DownloadManager::DownloadURL to add proper annotation.

content/browser/download/drag_download_file.cc

 // Copyright (c) 2012 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 "content/browser/download/drag_download_file.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/files/file.h"
 #include "base/location.h"
 #include "base/macros.h"
 #include "base/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "build/build_config.h"
 #include "content/browser/download/download_stats.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/download_item.h"
 #include "content/public/browser/download_save_info.h"
 #include "content/public/browser/download_url_parameters.h"
+#include "net/traffic_annotation/network_traffic_annotation.h"
 
 namespace content {
 
 namespace {
 
 typedef base::Callback<void(bool)> OnCompleted;
 
 }  // namespace
 
 // On windows, DragDownloadFile runs on a thread other than the UI thread.
@@ skipping 37 matching lines @@
     std::unique_ptr<content::DownloadUrlParameters> params(
         DownloadUrlParameters::CreateForWebContentsMainFrame(
             web_contents_, url_));
     params->set_referrer(referrer_);
     params->set_referrer_encoding(referrer_encoding_);
     params->set_callback(base::Bind(&DragDownloadFileUI::OnDownloadStarted,
                                     weak_ptr_factory_.GetWeakPtr()));
     params->set_file_path(file_path);
     params->set_file(std::move(file));  // Nulls file.
     BrowserContext::GetDownloadManager(web_contents_->GetBrowserContext())
-        ->DownloadUrl(std::move(params));
+        ->DownloadUrl(std::move(params), NO_TRAFFIC_ANNOTATION_YET);
   }
 
   void Cancel() {
     DCHECK_CURRENTLY_ON(BrowserThread::UI);
     if (download_item_)
       download_item_->Cancel(true);
   }
 
   void Delete() {
     DCHECK_CURRENTLY_ON(BrowserThread::UI);
@@ skipping 150 matching lines @@
 
 void DragDownloadFile::CheckThread() {
 #if defined(OS_WIN)
   DCHECK(drag_task_runner_->BelongsToCurrentThread());
 #else
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 #endif
 }
 
 }  // namespace content