Move DidFailProvisionalLoad handling from RenderView(Host) to RenderFrame(Host).

content/browser/frame_host/navigator_delegate.h

Index: content/browser/frame_host/navigator_delegate.h
diff --git a/content/browser/frame_host/navigator_delegate.h b/content/browser/frame_host/navigator_delegate.h
index 62b5b48b0bb17e39748c25910ae540022d773b96..0486ff06472818deaa9f2ba2f4e6524a19c90f27 100644
--- a/content/browser/frame_host/navigator_delegate.h
+++ b/content/browser/frame_host/navigator_delegate.h
@@ -26,6 +26,11 @@ class NavigatorDelegate {
       bool is_error_page,
       bool is_iframe_srcdoc) {}
 
+  // A provisional load in |render_frame_host| failed.
+  virtual void DidFailProvisionalLoadWithError(
+      RenderFrameHostImpl* render_frame_host,
+      const FrameHostMsg_DidFailProvisionalLoadWithError_Params& params) {}
+
   // Notification to the Navigator embedder that navigation state has
   // changed. This method corresponds to
   // WebContents::NotifyNavigationStateChanged.