Revert 152213 - Replace the DownloadFileManager with direct ownership of DownloadFile.

content/browser/browser_context.cc

Index: content/browser/browser_context.cc
===================================================================
--- content/browser/browser_context.cc	(revision 152281)
+++ content/browser/browser_context.cc	(working copy)
@@ -7,6 +7,7 @@
 #include "content/browser/appcache/chrome_appcache_service.h"
 #include "webkit/database/database_tracker.h"
 #include "content/browser/dom_storage/dom_storage_context_impl.h"
+#include "content/browser/download/download_file_manager.h"
 #include "content/browser/download/download_manager_impl.h"
 #include "content/browser/in_process_webkit/indexed_db_context_impl.h"
 #include "content/browser/renderer_host/resource_dispatcher_host_impl.h"
@@ -79,8 +80,11 @@
   if (!context->GetUserData(kDownloadManagerKeyName)) {
     ResourceDispatcherHostImpl* rdh = ResourceDispatcherHostImpl::Get();
     DCHECK(rdh);
+    DownloadFileManager* file_manager = rdh->download_file_manager();
+    DCHECK(file_manager);
     scoped_refptr<DownloadManager> download_manager =
         new DownloadManagerImpl(
+            file_manager,
             scoped_ptr<DownloadItemFactory>(),
             GetContentClient()->browser()->GetNetLog());