Actual cancelation of registration when cancel buttons pressed

chrome/browser/ui/webui/local_discovery/local_discovery_ui_handler.h

 // Copyright 2013 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_UI_WEBUI_LOCAL_DISCOVERY_LOCAL_DISCOVERY_UI_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_LOCAL_DISCOVERY_LOCAL_DISCOVERY_UI_HANDLER_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 68 matching lines @@
 
   // For when the page is ready to recieve device notifications.
   void HandleStart(const base::ListValue* args);
 
   // For when a visibility change occurs.
   void HandleIsVisible(const base::ListValue* args);
 
   // For when a user choice is made.
   void HandleChooseUser(const base::ListValue* args);
 
+  // For when a cancelation is made.
+  void HandleCancelRegistration(const base::ListValue* args);
+
   // For when the IP address of the printer has been resolved for registration.
   void StartRegisterHTTP(
       const std::string& user,
       scoped_ptr<PrivetHTTPClient> http_client);
 
   // For when the confirm operation on the cloudprint server has finished
   // executing.
   void OnConfirmDone(PrivetConfirmApiCallFlow::Status status);
 
   // For when the cloud print account list is resolved.
@@ skipping 20 matching lines @@
 
   // Get the base cloud print URL for a given device.
   const std::string& GetCloudPrintBaseUrl(const std::string& device_name);
 
   // Start the confirm flow for a cookie based authentication.
   void StartCookieConfirmFlow(
       int user_index,
       const std::string& xsrf_token,
       const GURL& automatic_claim_url);
 
+  // Reset and cancel the current registration.
+  void ResetCurrentRegistration();
+
   // The current HTTP client (used for the current operation).
   scoped_ptr<PrivetHTTPClient> current_http_client_;
 
   // Device currently registering.
   std::string current_register_device_;
 
   // The current register operation. Only one allowed at any time.
   scoped_ptr<PrivetRegisterOperation> current_register_operation_;
 
   // The current confirm call used during the registration flow.
@@ skipping 25 matching lines @@
 
   // Current user index (for multi-login), or kAccountIndexUseOAuth2 for sync
   // credentials.
   int current_register_user_index_;
 
   DISALLOW_COPY_AND_ASSIGN(LocalDiscoveryUIHandler);
 };
 
 }  // namespace local_discovery
 #endif  // CHROME_BROWSER_UI_WEBUI_LOCAL_DISCOVERY_LOCAL_DISCOVERY_UI_HANDLER_H_