Support auto-reload on errors.

chrome/renderer/chrome_content_renderer_client.cc

Index: chrome/renderer/chrome_content_renderer_client.cc
diff --git a/chrome/renderer/chrome_content_renderer_client.cc b/chrome/renderer/chrome_content_renderer_client.cc
index 1ab1cc4852560656c4c473b1e607d295a3b131b2..6caa35dc1ccdca1811e905193f2b632bf44daa0d 100644
--- a/chrome/renderer/chrome_content_renderer_client.cc
+++ b/chrome/renderer/chrome_content_renderer_client.cc
@@ -988,6 +988,12 @@ bool ChromeContentRendererClient::HasErrorPage(int http_status_code,
 bool ChromeContentRendererClient::ShouldSuppressErrorPage(
     content::RenderFrame* render_frame,
     const GURL& url) {
+  content::RenderView* render_view = render_frame->GetRenderView();
+  content::RenderFrame* main_render_frame = render_view->GetMainRenderFrame();
+  blink::WebFrame* web_frame = render_frame->GetWebFrame();
+  NetErrorHelper* net_error_helper = NetErrorHelper::Get(main_render_frame);
+  if (net_error_helper->ShouldSuppressErrorPage(web_frame, url))
+    return true;
   // Do not flash an error page if the Instant new tab page fails to load.
   return search_bouncer_.get() && search_bouncer_->IsNewTabPage(url);
 }