Move redirect_chain from NavigationEntry to FrameNavigationEntry.

content/browser/frame_host/navigator_impl.cc

Index: content/browser/frame_host/navigator_impl.cc
diff --git a/content/browser/frame_host/navigator_impl.cc b/content/browser/frame_host/navigator_impl.cc
index a25c56910565a66d44516a2022fb1c61b469ef7d..7c061bfee2e67a3124a0ca3096ea71d3fe098eaf 100644
--- a/content/browser/frame_host/navigator_impl.cc
+++ b/content/browser/frame_host/navigator_impl.cc
@@ -820,8 +820,9 @@ void NavigatorImpl::RequestTransferURL(
     }
     entry->AddOrUpdateFrameEntry(
         node, -1, -1, nullptr,
-        static_cast<SiteInstanceImpl*>(source_site_instance), dest_url,
-        referrer_to_use, PageState(), method, -1);
+        static_cast<SiteInstanceImpl*>(source_site_instance),
+        redirect_chain, dest_url, referrer_to_use, PageState(), method,
+        -1);
   } else {
     // Main frame case.
     entry = NavigationEntryImpl::FromNavigationEntry(
@@ -830,9 +831,9 @@ void NavigatorImpl::RequestTransferURL(
             std::string(), controller_->GetBrowserContext()));
     entry->root_node()->frame_entry->set_source_site_instance(
         static_cast<SiteInstanceImpl*>(source_site_instance));
+    entry->SetMainFrameRedirectChain(redirect_chain);
   }
 
-  entry->SetRedirectChain(redirect_chain);
   // Don't allow an entry replacement if there is no entry to replace.
   // http://crbug.com/457149
   if (should_replace_current_entry && controller_->GetEntryCount() > 0)
@@ -1149,7 +1150,8 @@ void NavigatorImpl::DidStartMainFrameNavigation(
       entry->set_transferred_global_request_id(
           pending_entry->transferred_global_request_id());
       entry->set_should_replace_entry(pending_entry->should_replace_entry());
-      entry->SetRedirectChain(pending_entry->GetRedirectChain());
+      entry->SetMainFrameRedirectChain(
+          pending_entry->GetMainFrameRedirectChain());
     }
 
     // If there's a current NavigationHandle, update its pending NavEntry ID.