Load offline page if reading list entry takes more than 1s to load.

ios/web/navigation/navigation_item_impl.h

Index: ios/web/navigation/navigation_item_impl.h
diff --git a/ios/web/navigation/navigation_item_impl.h b/ios/web/navigation/navigation_item_impl.h
index 08478f5c4afd589228046d651087ff6f84fa612a..06d86aa57673c4b9ab00a2cc07d1e4be62843a31 100644
--- a/ios/web/navigation/navigation_item_impl.h
+++ b/ios/web/navigation/navigation_item_impl.h
@@ -67,6 +67,12 @@ class NavigationItemImpl : public web::NavigationItem {
   NSDictionary* GetHttpRequestHeaders() const override;
   void AddHttpRequestHeaders(NSDictionary* additional_headers) override;
 
+
+  NSDictionary* GetExtraData() const override;
+
+  base::scoped_nsobject<NSDictionary> extra_data_;

[sdefresne, 2016/10/04 13:26:46]

style: ivar should go after all methods, and should not be public.

+
+

[sdefresne, 2016/10/04 13:26:46]

Remove blank line.

   // Serialized representation of the state object that was used in conjunction
   // with a JavaScript window.history.pushState() or
   // window.history.replaceState() call that created or modified this
@@ -139,6 +145,7 @@ class NavigationItemImpl : public web::NavigationItem {
   // Weak pointer to the facade delegate.
   std::unique_ptr<NavigationItemFacadeDelegate> facade_delegate_;
 
+

[sdefresne, 2016/10/04 13:26:46]

Remove blank line.

   // Copy and assignment is explicitly allowed for this class.
 };