Suppress NEW_NAVIGATION_ENTRY prerenderer failures for ORIGIN_OFFLINE

chrome/browser/prerender/prerender_contents.cc

Index: chrome/browser/prerender/prerender_contents.cc
diff --git a/chrome/browser/prerender/prerender_contents.cc b/chrome/browser/prerender/prerender_contents.cc
index aea147d28bf082ac2336cfc8edae770afc03b79b..63babedce16d3cf4cd5568b845433b10cf26441e 100644
--- a/chrome/browser/prerender/prerender_contents.cc
+++ b/chrome/browser/prerender/prerender_contents.cc
@@ -585,7 +585,8 @@ void PrerenderContents::DidNavigateMainFrame(
   // history entries. (Calls to location.replace, navigations before onload, and
   // <meta http-equiv=refresh> with timeouts under 1 second do not create
   // entries in Blink.)
-  if (prerender_contents_->GetController().GetEntryCount() > 1) {
+  if (origin() != ORIGIN_OFFLINE &&
+      prerender_contents_->GetController().GetEntryCount() > 1) {
     Destroy(FINAL_STATUS_NEW_NAVIGATION_ENTRY);
     return;
   }