Add a flag showing whether the current request was ignored by a handler

chrome/browser/extensions/api/identity/web_auth_flow.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_API_IDENTITY_WEB_AUTH_FLOW_H_
 #define CHROME_BROWSER_EXTENSIONS_API_IDENTITY_WEB_AUTH_FLOW_H_
 
 #include <string>
 
 #include "content/public/browser/notification_observer.h"
@@ skipping 96 matching lines @@
       const content::FrameNavigateParams& params) override;
   void RenderProcessGone(base::TerminationStatus status) override;
   void DidStartProvisionalLoadForFrame(
       content::RenderFrameHost* render_frame_host,
       const GURL& validated_url,
       bool is_error_page,
       bool is_iframe_srcdoc) override;
   void DidFailProvisionalLoad(content::RenderFrameHost* render_frame_host,
                               const GURL& validated_url,
                               int error_code,
-                              const base::string16& error_description) override;
+                              const base::string16& error_description,
+                              bool was_ignored_by_handler) override;
 
   void BeforeUrlLoaded(const GURL& url);
   void AfterUrlLoaded();
 
   Delegate* delegate_;
   Profile* profile_;
   GURL provider_url_;
   Mode mode_;
 
   AppWindow* app_window_;
   std::string app_window_key_;
   bool embedded_window_created_;
 
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(WebAuthFlow);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_IDENTITY_WEB_AUTH_FLOW_H_