PlzNavigate: Show error pages when the navigation failed before commit

content/browser/loader/navigation_url_loader_delegate.h

Index: content/browser/loader/navigation_url_loader_delegate.h
diff --git a/content/browser/loader/navigation_url_loader_delegate.h b/content/browser/loader/navigation_url_loader_delegate.h
index f558c754579a2541c2261ec47c6c89ffebf70c8c..356389556037669500484497665bc8515f2ba6db 100644
--- a/content/browser/loader/navigation_url_loader_delegate.h
+++ b/content/browser/loader/navigation_url_loader_delegate.h
@@ -36,8 +36,9 @@ class CONTENT_EXPORT NavigationURLLoaderDelegate {
       scoped_ptr<StreamHandle> body_stream) = 0;
 
   // Called if the request fails before receving a response. |net_error| is a
-  // network error code for the failure.
-  virtual void OnRequestFailed(int net_error) = 0;
+  // network error code for the failure. |in_cache| is true if there is a stale
+  // copy in cache.
+  virtual void OnRequestFailed(bool in_cache, int net_error) = 0;

[Charlie Reis, 2015/04/09 00:07:30]

Same.

[clamy, 2015/04/10 14:04:49]

Done.

 
   // Called after the network request has begun on the IO thread at time
   // |timestamp|. This is just a thread hop but is used to compare timing