Fix a bug where redirect chain gets lost on process swap.

chrome/browser/ui/browser_navigator.h

 // Copyright (c) 2011 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 CHROME_BROWSER_UI_BROWSER_NAVIGATOR_H_
 #define CHROME_BROWSER_UI_BROWSER_NAVIGATOR_H_
 #pragma once
 
 #include <string>
 
+#include "content/browser/renderer_host/global_request_id.h"
 #include "content/public/common/page_transition_types.h"
 #include "googleurl/src/gurl.h"
 #include "ui/gfx/rect.h"
 #include "webkit/glue/window_open_disposition.h"
 
 class Browser;
 class Profile;
 class TabContentsWrapper;
 
 namespace browser {
@@ skipping 152 matching lines @@
   // Note: If |show_window| is set to false and a new Browser is created by
   //       Navigate(), the caller is responsible for showing it so that its
   //       window can assume responsibility for the Browser's lifetime (Browser
   //       objects are deleted when the user closes a visible browser window).
   Browser* browser;
 
   // If |browser| == NULL, specifies a Profile to use when finding or
   // creating a Browser.
   Profile* profile;
 
+  // Refers to a navigation that was parked in the browser in order to be
+  // transferred to another RVH. Only used in case of a redirection of a request
+  // to a different site that created a new RVH.
+  GlobalRequestID transferred_global_request_id;
+
  private:
   NavigateParams();
 };
 
 // Navigates according to the configuration specified in |params|.
 void Navigate(NavigateParams* params);
 
 // If the given navigational URL is a Singleton, return the tab index for it.
 // Otherwise, returns -1.
 int GetIndexOfSingletonTab(NavigateParams* params);
 
 // Returns true if the url is allowed to open in incognito window.
 bool IsURLAllowedInIncognito(const GURL& url);
 
 }  // namespace browser
 
 #endif  // CHROME_BROWSER_UI_BROWSER_NAVIGATOR_H_