Implement chrome://network-errors for direct access to network error interstitials

content/browser/webui/url_data_manager_backend.cc

Index: content/browser/webui/url_data_manager_backend.cc
diff --git a/content/browser/webui/url_data_manager_backend.cc b/content/browser/webui/url_data_manager_backend.cc
index ac346dda7ca827cb786eabfff9963a3d313a1310..91d1dacfed8cd2be2cbc72979d08164134b4d148 100644
--- a/content/browser/webui/url_data_manager_backend.cc
+++ b/content/browser/webui/url_data_manager_backend.cc
@@ -23,6 +23,7 @@
 #include "base/trace_event/trace_event.h"
 #include "content/browser/fileapi/chrome_blob_storage_context.h"
 #include "content/browser/histogram_internals_request_job.h"
+#include "content/browser/net/network_error_request_job.h"
 #include "content/browser/net/view_blob_internals_job_factory.h"
 #include "content/browser/net/view_http_cache_job_factory.h"
 #include "content/browser/resource_context_impl.h"
@@ -507,6 +508,12 @@ class ChromeProtocolHandler
       return new HistogramInternalsRequestJob(request, network_delegate);
     }
 
+    // Check for chrome://network-errors/, which uses its own job type.
+    if (request->url().SchemeIs(kChromeUIScheme) &&
+        request->url().host() == kChromeUINetworkErrorHost) {
+      return new NetworkErrorRequestJob(request, network_delegate);
+    }
+
     // Fall back to using a custom handler
     return new URLRequestChromeJob(
         request, network_delegate,