[Sync] Add HTTP status codes to NavigationEntry and TabNavigation

chrome/browser/sessions/session_types.h

Index: chrome/browser/sessions/session_types.h
diff --git a/chrome/browser/sessions/session_types.h b/chrome/browser/sessions/session_types.h
index 407748c35b5310e3b40f199089a9201a71a5cde7..3e1911e79f286703f17a297dfa16e008fad6fbb6 100644
--- a/chrome/browser/sessions/session_types.h
+++ b/chrome/browser/sessions/session_types.h
@@ -88,9 +88,6 @@ class TabNavigation {
   const string16& title() const { return title_; }
   const std::string& content_state() const { return content_state_; }
 
-  // Timestamp this navigation occurred.
-  base::Time timestamp() const { return timestamp_; }
-
   // Converts a set of TabNavigations into a list of NavigationEntrys
   // with sequential page IDs and the given context. The caller owns
   // the returned NavigationEntrys.
@@ -117,6 +114,7 @@ class TabNavigation {
   GURL original_request_url_;
   bool is_overriding_user_agent_;
   base::Time timestamp_;
+  int http_status_code_;
 };
 
 // SessionTab ----------------------------------------------------------------