Add item and document sequence numbers to FrameNavigationEntry.

content/browser/frame_host/navigation_entry_impl.h

Index: content/browser/frame_host/navigation_entry_impl.h
diff --git a/content/browser/frame_host/navigation_entry_impl.h b/content/browser/frame_host/navigation_entry_impl.h
index a5ce6fcf9f11657bf8155682a84d3f81c8953156..c3557e11a734920077ba6b4bd61053a09ee15adc 100644
--- a/content/browser/frame_host/navigation_entry_impl.h
+++ b/content/browser/frame_host/navigation_entry_impl.h
@@ -172,6 +172,8 @@ class CONTENT_EXPORT NavigationEntryImpl
   // Does nothing if there is no entry already and |url| is about:blank, since
   // that does not count as a real commit.
   void AddOrUpdateFrameEntry(FrameTreeNode* frame_tree_node,
+                             int64 item_sequence_number,
+                             int64 document_sequence_number,
                              SiteInstanceImpl* site_instance,
                              const GURL& url,
                              const Referrer& referrer,