Bootstrapping: Send meaningful error code/message from Slave to Master

chrome/browser/chromeos/login/wizard_controller.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_CHROMEOS_LOGIN_WIZARD_CONTROLLER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_WIZARD_CONTROLLER_H_
 
 #include <map>
 #include <memory>
 #include <string>
@@ skipping 298 matching lines @@
   // running remora OOBE.
   void MaybeStartListeningForSharkConnection();
 
   // Called when a connection to controller has been established. Wizard
   // controller takes the ownership of |pairing_controller| after that call.
   void OnSharkConnected(std::unique_ptr<pairing_chromeos::HostPairingController>
                             pairing_controller);
 
   // Callback functions for AddNetworkRequested().
   void OnSetHostNetworkSuccessful();
-  void OnSetHostNetworkFailed();
+  void OnSetHostNetworkFailed(
+      const std::string& error_name,
+      std::unique_ptr<base::DictionaryValue> error_data);
 
   // Start the enrollment screen using the config from
   // |prescribed_enrollment_config_|. If |force_interactive| is true,
   // the user will be presented with a manual enrollment screen requiring
   // Gaia credentials. If it is false, the screen may return after trying
   // attestation-based enrollment if appropriate.
   void StartEnrollmentScreen(bool force_interactive);
 
   // Returns auto enrollment controller (lazily initializes one if it doesn't
   // exist already).
@@ skipping 112 matching lines @@
   BaseScreen* hid_screen_ = nullptr;
 
   base::WeakPtrFactory<WizardController> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WizardController);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_WIZARD_CONTROLLER_H_