Refactor the guts of ResourceDispatcherHostImpl into a new class named

content/browser/renderer_host/cross_site_resource_handler.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.
 
 #ifndef CONTENT_BROWSER_RENDERER_HOST_CROSS_SITE_RESOURCE_HANDLER_H_
 #define CONTENT_BROWSER_RENDERER_HOST_CROSS_SITE_RESOURCE_HANDLER_H_
 #pragma once
 
 #include "content/browser/renderer_host/layered_resource_handler.h"
 #include "net/url_request/url_request_status.h"
@@ skipping 36 matching lines @@
 
  private:
   // Prepare to render the cross-site response in a new RenderViewHost, by
   // telling the old RenderViewHost to run its onunload handler.
   void StartCrossSiteTransition(
       int request_id,
       ResourceResponse* response,
       const GlobalRequestID& global_id,
       bool* defer);
 
+  void ResumeIfDeferred();
+
   int render_process_host_id_;
   int render_view_id_;
   bool has_started_response_;
   bool in_cross_site_transition_;
   int request_id_;
   bool completed_during_transition_;
+  bool did_defer_;
   net::URLRequestStatus completed_status_;
   std::string completed_security_info_;
   ResourceResponse* response_;
   ResourceDispatcherHostImpl* rdh_;
 
   DISALLOW_COPY_AND_ASSIGN(CrossSiteResourceHandler);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_CROSS_SITE_RESOURCE_HANDLER_H_