GTTF: Clean up DownloadFileManager

chrome/browser/download/download_file.cc

Index: chrome/browser/download/download_file.cc
diff --git a/chrome/browser/download/download_file.cc b/chrome/browser/download/download_file.cc
index c877a6e5fe0b37feb0468ed0450f73cb527eab4e..ab563802f26d0c9bd4a327f24b9ab6abdc5b8044 100644
--- a/chrome/browser/download/download_file.cc
+++ b/chrome/browser/download/download_file.cc
@@ -10,15 +10,19 @@
 #include "chrome/browser/download/download_util.h"
 #include "chrome/browser/history/download_types.h"
 
-DownloadFile::DownloadFile(const DownloadCreateInfo* info)
+DownloadFile::DownloadFile(const DownloadCreateInfo* info,
+                           DownloadManager* download_manager)
     : BaseFile(info->save_info.file_path,
                info->url,
                info->referrer_url,
+               info->received_bytes,
                info->save_info.file_stream),
       id_(info->download_id),
       child_id_(info->child_id),
-      request_id_(info->request_id) {
+      request_id_(info->request_id),
+      download_manager_(download_manager) {
   DCHECK(ChromeThread::CurrentlyOn(ChromeThread::FILE));
+
 }
 
 DownloadFile::~DownloadFile() {
@@ -40,3 +44,13 @@ void DownloadFile::CancelDownloadRequest(ResourceDispatcherHost* rdh) {
                           child_id_,
                           request_id_));
 }
+
+void DownloadFile::OnDownloadManagerShutdown() {
+  DCHECK(ChromeThread::CurrentlyOn(ChromeThread::FILE));
+  download_manager_ = NULL;
+}
+
+DownloadManager* DownloadFile::GetDownloadManager() {
+  DCHECK(ChromeThread::CurrentlyOn(ChromeThread::FILE));
+  return download_manager_.get();
+}