Replace the DownloadFileManager with direct ownership

content/browser/renderer_host/resource_dispatcher_host_impl.h

 // 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.
 
 // This is the browser side of the resource dispatcher, it receives requests
 // from the child process (i.e. [Renderer, Plugin, Worker]ProcessHost), and
 // dispatches them to URLRequests. It then forwards the messages from the
 // URLRequests back to the correct process for handling.
 //
 // See http://dev.chromium.org/developers/design-documents/multi-process-resource-loading
@@ skipping 17 matching lines @@
 #include "content/browser/renderer_host/resource_loader_delegate.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/child_process_data.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/resource_dispatcher_host.h"
 #include "ipc/ipc_message.h"
 #include "net/cookies/canonical_cookie.h"
 #include "net/url_request/url_request.h"
 #include "webkit/glue/resource_type.h"
 
-class DownloadFileManager;
 class ResourceHandler;
 class SaveFileManager;
 class WebContentsImpl;
 struct ResourceHostMsg_Request;
 struct ViewMsg_SwapOut_Params;
 
 namespace net {
 class URLRequestJobFactory;
 }
 
@@ skipping 88 matching lines @@
 
   // Intended for unit-tests only. Overrides the outstanding requests bound.
   void set_max_outstanding_requests_cost_per_process(int limit) {
     max_outstanding_requests_cost_per_process_ = limit;
   }
 
   // The average private bytes increase of the browser for each new pending
   // request. Experimentally obtained.
   static const int kAvgBytesPerOutstandingRequest = 4400;
 
-  DownloadFileManager* download_file_manager() const {
-    return download_file_manager_;
-  }
-
   SaveFileManager* save_file_manager() const {
     return save_file_manager_;
   }
 
   // Called when the unload handler for a cross-site request has finished.
   void OnSwapOutACK(const ViewMsg_SwapOut_Params& params);
 
   // Called when the renderer loads a resource from its internal cache.
   void OnDidLoadResourceFromMemoryCache(const GURL& url,
                                         const std::string& security_info,
@@ skipping 188 matching lines @@
       DeletableFilesMap;  // key is request id
   typedef std::map<int, DeletableFilesMap>
       RegisteredTempFiles;  // key is child process id
   RegisteredTempFiles registered_temp_files_;
 
   // A timer that periodically calls UpdateLoadStates while pending_requests_
   // is not empty.
   scoped_ptr<base::RepeatingTimer<ResourceDispatcherHostImpl> >
       update_load_states_timer_;
 
-  // We own the download file writing thread and manager
-  scoped_refptr<DownloadFileManager> download_file_manager_;
-
   // We own the save file manager.
   scoped_refptr<SaveFileManager> save_file_manager_;
 
   // Request ID for browser initiated requests. request_ids generated by
   // child processes are counted up from 0, while browser created requests
   // start at -2 and go down from there. (We need to start at -2 because -1 is
   // used as a special value all over the resource_dispatcher_host for
   // uninitialized variables.) This way, we no longer have the unlikely (but
   // observed in the real world!) event where we have two requests with the same
   // request_id_.
@@ skipping 37 matching lines @@
   // http://crbug.com/90971 - Assists in tracking down use-after-frees on
   // shutdown.
   std::set<const ResourceContext*> active_resource_contexts_;
 
   DISALLOW_COPY_AND_ASSIGN(ResourceDispatcherHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RESOURCE_DISPATCHER_HOST_IMPL_H_