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

chrome/browser/ui/browser_navigator.h

Index: chrome/browser/ui/browser_navigator.h
diff --git a/chrome/browser/ui/browser_navigator.h b/chrome/browser/ui/browser_navigator.h
index da7c01ceec5de43bacd060787fae2901ce0363bc..9f4050987a7a7ea0215dd7dd1bbb35e680d3008d 100644
--- a/chrome/browser/ui/browser_navigator.h
+++ b/chrome/browser/ui/browser_navigator.h
@@ -8,6 +8,7 @@
 
 #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"
@@ -180,6 +181,11 @@ struct NavigateParams {
   // 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();
 };