Copy max_restored_page_id_ when needed.

content/browser/frame_host/navigation_controller_impl.cc

Index: content/browser/frame_host/navigation_controller_impl.cc
diff --git a/content/browser/frame_host/navigation_controller_impl.cc b/content/browser/frame_host/navigation_controller_impl.cc
index b1b3ef346e74d340497e5b9bd4a80b004688e812..be56f7df3e4d9659ee39656cb45b83f51b1d6fef 100644
--- a/content/browser/frame_host/navigation_controller_impl.cc
+++ b/content/browser/frame_host/navigation_controller_impl.cc
@@ -1304,6 +1304,7 @@ void NavigationControllerImpl::CopyStateFromAndPrune(
     max_source_index--;
 
   InsertEntriesFrom(*source, max_source_index);
+  max_restored_page_id_ = source->max_restored_page_id_;

[Charlie Reis, 2014/04/24 18:02:02]

nit: Let's put this down near the CopyMaxPageIDsFrom call a few lines below,
since they're semantically related.

[Alexander Semashko, 2014/04/24 21:40:37]

Done.

 
   // Adjust indices such that the last entry and pending are at the end now.
   last_committed_entry_index_ = GetEntryCount() - 1;